Question 1
Question
All but ONE of the following are predictors of a difficult intubation. Indicate the exception
Answer
-
Mouth opening of only 3 fingerbreadths
-
Short, thick neck with limited mobility
-
Mallampati Class IV
-
Thyromental distance of 2 fingerbreadths
Question 2
Question
ALL BUT ONE of the following factors represent an indication for intubation in a patient who is about to undergo surgery. Indicate the exception
Question 3
Question
Which ONE of the following structures is not encountered during direct laryngoscopy?
Answer
-
Vallecula
-
Cricoid cartilage
-
Epiglottis
-
Arytenoid cartilage
Question 4
Question
The COMPLETE absence of a capnographic waveform immediately following endotracheal intubation may indicate ALL BUT ONE of the following. Indicate the exception
Question 5
Question
After induction of anesthesia, the anesthesiologist is unable to intubate the patient.
Which ONE of the following is the most important management priority?
Answer
-
Ensuring that intubation is achieved as soon as possible
-
Inserting a laryngeal mask
-
Ensuring that bag-mask ventilation is achievable
-
Ensuring that the patient does not awaken until intubation is successfully achieved
Question 6
Question
Advantages of a Laryngeal mask airway include ALL BUT ONE of the following. Indicate the exception
Answer
-
It frees up the anesthesiologist’s hands
-
It protects against aspiration
-
It can allow mechanical ventilation
-
It can be readily inserted without the use of muscle relaxants
Question 7
Question
ALL BUT ONE of the following are ways to confirm endotracheal intubation. Indicate the exception
Answer
-
Auscultation of both lung fields and over the stomach
-
Visualization of the endotracheal tube through the vocal cords
-
Easy advancement of the endotracheal tube without resistance
-
Presence of a stable CO2 trace on the end-tidal capnography
Question 8
Question
The “transfusion trigger” (the lowest allowable hemoglobin level) intra-operatively is
Question 9
Question
ALL BUT ONE of the following are early indicators of hypovolemia. Indicate the exception
Answer
-
Tachycardia
-
Decreased pulse pressure
-
Decreased urine output
-
Lactic acidosis
Question 10
Question
The maintenance fluid requirement for an 80 kg man using the 4-2-1 rule is
Answer
-
100 cc/hr
-
120 cc/hr
-
150 cc/hr
-
170 cc/hr
Question 11
Question
Milllilitre for millilitre, which of the following provides the most intravascular volume expansion?
Answer
-
Packed red blood cells
-
Albumin (5%)
-
Pentaspan
-
Ringers Lactate
Question 12
Question
A patient has lost 500ml of blood during a low anterior bowel resection. His hemoglobin is 115 g/L.
What is the most appropriate volume replacement?
Answer
-
Pentaspan 1500 mL
-
DSW 500 mL
-
Ringers Lactate 500 mL
-
Normal Saline 1500 mL
Question 13
Question
Regarding vascular access and fluid resuscitation, which ONE of the following statements is TRUE?
Answer
-
An intravenous is required for procedures under local anesthesia such as carpal tunnel release or cystoscopy
-
Cannulation of a lower limb vein is inappropriate for use in the operating room
-
Cannulation of the jugular vein for central venous pressure monitoring is recommended in lengthy cases with the potential for significant fluid shifts.
-
A 14 gauge central line will allow more rapid fluid resuscitation than a 14 gauge peripheral canula
Question 14
Question
A patient receives 10 units of packed red blood cells. Which ONE of the following chemistry profiles is most likely?
Answer
-
Hyperkalemia, hypercalcemia
-
Hypokalemia, hypocalcemia
-
Hyperkalemia, hypocalcemia
-
Hypokalemia, hypercalcemia
Question 15
Question
Which ONE of the following procedures would be associated with the most “third space" loss of fluid?
Answer
-
Open reduction, internal fixation of the pelvis
-
Whipple resection of the pancreas
-
Resection of large frontal brain tumour
-
Caesarian section
Question 16
Question
Routine preoperative hemoglobin is NOT required for
Answer
-
A healthy female over 50 years of age
-
A patient who has been crossmatched for surgery
-
A patient on anticoagulant medication
-
A young female patient with menorrhagia
Question 17
Question
Which ONE of the following is the most important determinant of peri-operative risk?
Question 18
Question
Which of these patients is NOT at increased risk of aspiration?
Answer
-
A pregnant patient (32 weeks gestation) who has been NPO (nil per os) for 10 hours
-
A patient with fractured femur who has been NPO since the accident 12 hours ago
-
A healthy patient with appendicitis
-
A healthy patient who had 8 ounces of clear tea 4 hours pre-operatively
Question 19
Question
The following medication should be discontinued prior to surgery and anesthesia
Question 20
Question
A patient with which ONE of the following conditions requires antibiotic prophylaxis prior to tonsillectomy?
Answer
-
Uncorrected Tetralogy of Fallot
-
Aortic stenosis
-
Uncomplicated heart transplant
-
Prophylaxis is not required for tonsillectomy
Question 21
Question
A patient is on prednisone 30 mg daily for rheumatoid arthritis and presents for coronary bypass surgery. Which of the following best describes their peri-operative steroid requirements?
Answer
-
30mg prednisone orally on day of surgery
-
25 mg hydrocortisone IV on day of surgery
-
25 hydrocortisone IV for 72 hours
-
100 mg hydrocortisone IV for 72 hours
Question 22
Question
A 60-year old man for minor surgery has a BP of 170/100 mmHg in the pre-operative clinic. In retrospect, he admits that his blood pressure has been consistently high when he checks it at the drugstore. Assign an ASA class.
Question 23
Question
ALL BUT ONE of the following describes the CO2 absorber.
Indicate the exception
Answer
-
Changes colour as the soda lime becomes exhausted
-
Is required if a circle circuit is being used
-
Allows for economical use of anaesthetic gases
-
Provides a waveform of exhaled carbon dioxide
Question 24
Question
Which ONE of the following statements regarding the peripheral nerve stimulator is true?
Answer
-
Delivers four successive impulses at a rate of 2 per second
-
Is a sensitive indicator of neuromuscular blockade
-
Must be used on the awake patient to achieve a baseline
-
Is commonly applied to the radial nerve
Question 25
Question
A patient is receiving a balanced anesthetic with volatile anesthetic gases, opioids and muscle relaxants. Which ONE of the following monitors is required to be in continuous use during the care of this patient?
Question 26
Question
ALL BUT ONE of the following interfere with accurate pulse oximetry measurements.
Indicate the exception:
Question 27
Question
ALL BUT ONE of the following conditions will cause the capnograph to give a reading that is much lower than the arterial CO2.
Indicate the exception
Question 28
Question
The abbreviation “MAC” stands for
Answer
-
Minimal arterial concentration
-
Minimal alveolar concentration
-
Maximal arterial concentration
-
Maximal alveolar concentration
Question 29
Question
Regarding awareness, ALL BUT ONE of the following statements are correct.
Indicate the exception
Answer
-
There is no "gold" standard for measuring level of consciousness
-
Volatile agents are effective amnestic agents
-
Changes in heart rate and blood pressure can be used as surrogate indicators of level of consciousness
-
Opioids (in high doses) provide effective hypnosis
Question 30
Question
The immediate goals of emergence include ALL BUT ONE of the following.
Indicate the exception
Answer
-
The ability of the patient to protect their airway
-
Stable cardiovascular status
-
Normal mental status examination
-
Effective analgesia
Question 31
Question
The advantages of regional anesthesia include ALL BUT ONE of the following.
Indicate the exception
Answer
-
Improved outcomes for certain procedures (e.g. thoracic surgery, Caesarean section
-
Ability to continue technique postoperatively to provide pain relief
-
A reliable option for patients not well enough to undergo general anesthesia
-
Avoidance of systemic administration of drugs and consequent side effects
Question 32
Question
Hypothermia is associated with ALL BUT ONE of the following.
Indicate the exception
Question 33
Question
Adequacy of reversal of muscle relaxation can be assessed by ALL BUT ONE of the following.
Indicate the exception
Question 34
Question
Tracheal intubation would be required in ALL BUT ONE of the following procedures. Indicate the exception:
Question 35
Question
Known complications related to positioning include ALL BUT ONE of the following. Indicate the exception
Answer
-
Brachial plexus injury with arm abduction of 60°
-
Hypoxemia in the Trendelenburg position
-
Common peroneal nerve injury in the lithotomy position
-
Retinal ischemia in the prone position
-
Venous air embolus with the sitting position
Question 36
Question
Regarding the comparative considerations of epidural and spinal anesthesia, which ONE of the following is CORRECT?
Answer
-
The lumbar puncture for a spinal anesthetic should be performed above L1 to avoid trauma to the cauda equina
-
The epidural space is identified by puncture of the dura and free flow of cerebral spinal fluid
-
A postdural puncture headache is a potential complication that occurs with both spinal and epidural techniques
-
Epidural anesthesia is usually faster in onset than spinal anesthesia
Question 37
Question
Early signs and symptoms of local anesthetic toxicity include ALL BUT ONE of the following. Indicate the exception
Answer
-
Tinnitus
-
Perioral numbness
-
Dizziness
-
Hypertension
Question 38
Question
Shivering can lead to ALL BUT ONE of the following. Indicate the exception:
Answer
-
Myocardial ischemia
-
Increased oxygen consumption
-
Decreased carbon dioxide production
-
Interference with monitor signal interpretation
Question 39
Question
Which ONE of the following statements about shivering is correct?
Answer
-
Shivering is a response controlled by the brainstem
-
Shivering can occur in the absence of hypothermia
-
Shivering is effectively treated with small doses of naloxone
-
Shivering is an uncomfortable, though harmless, effect of anesthesia
Question 40
Question
ALL BUT ONE of the following are used as intravenous antiemetics. Indicate the exception
Answer
-
Prochlorperazine
-
Ranitidine
-
Dimenhydrinate
-
Dexamethasone
Question 41
Question
Which of the following is a risk factor for PONV?
Question 42
Question
Which ONE of the following is part of a rational approach to post-operative nausea and vomiting?
Answer
-
All patients should receive pharmacologic prophylaxis
-
Avoidance of anti-emetic anesthetic agents is an effective management strategy
-
Prophylaxis must be given prior to induction of anesthesia for maximal effectiveness
-
Dimenhydrinate remains the mainstay of PONV prevention and treatment
Question 43
Question
Which ONE of the following is least likely to be the cause of hypertension in the PACU?
Question 44
Question
Which ONE of the following is a criteria that the patient must meet prior to transfer from the post-anesthetic care unit (PACU) to the ward?
Question 45
Question
You see a patient in the preoperative assessment clinic prior to her laparotomy for colon cancer. If the patient has an epidural inserted for post-operative pain, she is likely to experience ALL BUT ONE of the following.
Indicate the exception
Answer
-
Reduced adrenal activation
-
Hypertension
-
Improved respiratory function
-
Excellent post-operative pain control
Question 46
Question
Your patient's most recent surgery was thirty years ago after which she received "conventional" nurse-administered opioid analgesia. For her upcoming lumbar spinal decompression and instrumentation, she will be receiving PCA (patient-
controlled analgesia). The comparative advantages of PCA morphine include ALL BUT ONE of the following.
Indicate the exception
Answer
-
Less labor intensive for nurses
-
More opioid delivered to the patient
-
Improved patient satisfaction
-
Small doses at frequent intervals minimizing the pharmacokinetic "peaks" and “valleys”
Question 47
Question
ALL BUT ONE of the following is a relative contraindication to post-operative epidural analgesia.
Indicate the exception
Question 48
Question
All BUT ONE of the following are true regarding malignant hyperthermia (MH). Indicate the exception
Answer
-
Newer volatile anesthetics such as desflurane are not believed to trigger MH
-
Nitrous oxide is safe
-
Dantrolene is the only therapeutic drug treatment
-
Mortality is as high as 10% even with prompt treatment
Question 49
Question
Which of the following is the first sign of a malignant hyperthemic reaction?
Answer
-
Hyperthermia
-
Hypercarbia
-
Tachycardia
-
Ventricular arrhythmias
Question 50
Question
Treatment of a malignant hyperthermia crisis includes ALL BUT ONE of the following.
Indicate the exception
Question 51
Question
Maternal hypotension in the supine position during pregnancy is most often due to
Question 52
Question
ALL BUT ONE of the following represent relevant physiologic changes of pregnancy in the 40 week gestation parturient.
Indicate the exception
Question 53
Question
In the obstetrical patient in her third trimester, the supine position
Answer
-
Should be avoided by placing a pillow under her knees
-
Is detrimental due to the risk of causing excessive venous return to the right heart
-
Is harmful to the mother, but is harmless to the fetus
-
Is safe at 20 weeks of pregnancy
Question 54
Question
ALL BUT ONE of the following are part of rational fasting guidelines for pediatric patients. Indicate the exception
Answer
-
Solids up to 8 hours pre-op
-
Clear fluids up to 3 hours pre-op
-
Breast milk up to 4 hours pre-op
-
Formula up to 2 hours pre-op
Question 55
Question
The narrowest portion of the neonate's airway is at the level of the
Answer
-
Glottis
-
Cricoid
-
Trachea
-
Pharynx
Question 56
Question
The appropriate size endotracheal tube for a 4 year old child is
Question 57
Question
ALL BUT ONE of the following represents attributes of the pediatric cardiovascular system. Indicate the exception
Answer
-
Cardiac output is heart-rate dependent
-
Hypoxemia is an important cause of bradycardia
-
Blood volume is greater, relative to size
-
Vagal responsiveness is under-developed
Question 58
Question
Which ONE of the following is an explanation for rapid desaturation during apnea that is seen in the pediatric patient?
Answer
-
Increased functional residual capacity (FRC)
-
Increased oxygen consumption
-
Increased minute ventilation
-
Obligate nasal breathing
Question 59
Question
ALL BUT ONE are features of the pediatric airway compared to the adult. Indicate the exception
Answer
-
Larynx situated higher
-
Larynx situated more anteriorly
-
Epiglottis shorter and less mobile
-
Narrowest part of the airway at the cricoid
Question 60
Question
The use of epidural analgesia for labour is likely to result in which ONE of the following
Question 61
Question
ALL BUT ONE of the following is a disadvantage of general anesthesia for Caesarian section. Indicate the exception
Answer
-
Increased risk of aspiration in the pregnant patient
-
Increased anesthetic requirements
-
Exacerbation of uterine atony
-
Increased risk of awareness under anesthesia
Question 62
Question
Which ONE of the following is an accurate statement regarding the use of spinal anesthesia for Caesarian section?
Answer
-
Quick and easy in the setting of emergency Caesarian section
-
Associated with decreased maternal morbidity
-
Associated with increased neonatal depression
-
Presents less of a risk of maternal hypotension compared with general anesthesia
Question 63
Question
Nitrous oxide is contraindicated in ALL BUT ONE of the following settings. Indicate the exception
Answer
-
Total hip arthroplasty in the lateral position
-
Laparotomy for bowel obstruction
-
Multiple trauma with pneumothorax
-
Patient with history of severe post operative nausea and vomiting
Question 64
Question
Which class of drugs is most commonly responsible for intraoperative anaphylactic (or anaphylactoid) reactions?
Question 65
Question
Other than analgesia, what is the most important clinical effect of the opioid analgesics?
Answer
-
Cardiac depression
-
Sedation
-
Nausea and vomiting
-
Respiratory depression
Question 66
Question
Which ONE of the following describes an advantage of sevoflurane over desflurane?
Answer
-
Lower lipid solubility therefore quicker onset and offset of effect
-
Less pungent therefore more practical for mask induction
-
Can be used with lower flows therefore more economical
-
Mild sympathomimetic effect minimizes hypotension
Question 67
Question
Which ONE of the following best describes the reason for the rapid OFFSET of effect of the induction agents
Answer
-
Ester hydrolysis
-
Liver metabolism
-
Redistribution
-
Renal excretion
Question 68
Question
ALL BUT ONE of the following conditions predisposes the patient to prolonged effect of non-depolarizing muscle relaxants. Indicate the exception
Question 69
Question
ALL BUT ONE of the following are contraindications to succinylcholine. Indicate the exception
Answer
-
Cervical spinal cord injury (1 week ago)
-
Monoamine oxidase administration
-
Malignant hyperthermia susceptibility
-
Burn injury (24 hours ago)
Question 70
Question
Which of the following is the correct MAXIMUM safe dose of bupivacaine (plain)
Answer
-
1 mg/kg
-
2 mg/kg
-
5 mg/kg
-
7 mg/kg
Question 71
Question
ALL BUT ONE of the following describes a feature of phenylephrine. INDICATE THE EXCEPTION
Answer
-
Phenylephrine causes (reflex) bradycardia
-
Phenylephrine can be safely used in patients with cocaine intoxication
-
Phenylephrine acts directly at the alpha adrenergic receptor
-
Phenylephrine improves cardiac performance in cardiogenic shock
Question 72
Question
ALL BUT ONE of the following are effects of the synthetic opioids (fentanyl, sufentanil and remifentanil). Indicate the exception
Answer
-
Muscle rigidity
-
Biliary spasm
-
Myocardial depression
-
Bradycardia
Question 73
Question
Which ONE of the following most closely describes the MAC of three commonly-used volatile anesthetic agents?
Answer
-
Desflurane 6%; Sevoflurane 1%; Isoflurane 2%
-
Desflurane 2%; Sevoflurane 6%; Isoflurane 1%
-
Desflurane 1%; Sevoflurane 2%; Isoflurane 6%
-
Desflurane 6%; Sevoflurane 2%; Isoflurane 1%
-
Desflurane 2%; Sevoflurane 1%; Isoflurane 6%
-
Desflurane 1%; Sevoflurane 6%; Isoflurane 2%
Question 74
Question
Which of the following opioids are most commonly administered into the intrathecal (spinal) space?
Question 75
Question
Which ONE of the following receptors is NOT targeted in the treatment or prevention of post-operative nausea and vomiting?
Answer
-
GABA
-
Histamine
-
Serotonin
-
Dopamine
Question 76
Question
Which ONE of the following sets correctly describes the cholinergic effects of neostigmine?
Question 77
Question
Which of the following correctly describes an important principle in the use of ketorolac as an adjunct for post-operative pain?
Answer
-
IV therapy should be minimized to less than 5 days
-
Ketorolac must not be given to patients with renal insuffciency
-
Potentiation of opioid effect is a risk
-
Gastrointestinal bleeding is not a concern with the Cox 1 inhibitors such as ketorolac
Question 78
Question
What is the main advantage of the use of glycopyrrolate compared to atropine to counteract the cholinergic effects of anticholinesterase administration?
Answer
-
Faster onset of action
-
Does not cross the blood brain barrier
-
More effective anticholinergic activity
-
Safe in patients with narrow angle glaucoma
Question 79
Question
Which statement about the distribution of water in the body Is true?
Answer
-
Most of the body water content is located within the extracellular compartment
-
Water content in a newborn child is 30-60% of its body weight
-
Plasma water content is only 5% of the body weight
-
Total body water content in adult females is 60% of their body weight
Question 80
Question
Which of the following is not associated with high anion-gap metabolic acidosis
Question 81
Question
Which of the following statements about ARDS in adults is NOT correct
Answer
-
Bilateral opacities consistent with pulmonary edema on chest radiography or computed tomography (CT) scan that are not fully explained by pleural effusions, lobar/lung collapse, pulmonary nodules or heart failure are required for the diagnosis
-
Several conditions’can lead to the development of ARDS, including aspiration of gastric contents, pneumonia, sepsis (most common cause), trauma, transfusion of blood products (particularly plasma-rich products), pancreatitis, fat emboli, and drowning
-
Most patients with ARDS require intubation and mechanical ventilation with low tidal volumes (6 mL/kg predicted weight) and targeted plateau pressures of equal to or less than 30 cm H2O
-
Moderate to severe impairment of oxygenation ts defined by the ratio of arterial oxygen tension to fraction of inspired oxygen (PaO2/FiO2). In Severe ARDS (PaO2/FiO2) ts between 200 and 300 mmHg on PEEP >5 cm H2O
Question 82
Question
Which of the following drugs is of first therapeutic choice in managing anaphylactic shock?
Answer
-
Methylprednisolone i.v.
-
Adrenaline i.m.
-
Diphenhydramine i.m.
-
Atropine i.v.
Question 83
Question
Which of the following suggested clinical and laboratory parameters are Not part of the SOFA score for sepsis?
Answer
-
Bilirubin, creatinine and urine output
-
Blood pressure and PaO2/FiO2 ratio
-
Platelets and GCS
-
Body temperature and WBCs
Question 84
Question
Which of the statements about FAST is NOT correct?
Answer
-
It is a rapid and noninvasive No to evaluate the abdomen for presence of pathological fluid collection in peritoneal and pericardial cavity
-
It is comparable to diagnostic peritoneal lavage (DPL) as a method for detecting peritoneal fluid
-
Abdominal areas to examine are three: right upper quadrant, left upper quadrant and subxyphoid
-
Extended FAST (E-FAST) examination includes views of the bilateral hemithoraces and the upper anterior chest wall
Question 85
Question
20 year old male cyclist is hit by a car. On the primary evaluation the GCS was 9 points and quickly deteriorated to a maximum of 6, but the breathing and hemodynamic status were initially stable. The patient was intubated, mechanically ventilated and mannitol infusion was started during the transport. On emergent CT scan of the head only diffuse brain oedema is found with no focal lesions of the brain parenchyma or intracranial hematomas. CT scan of the neck, chest and abdomen shows clear spine, fractures of fourth and fifth ribs on the right, no pleural fluid or air collections, intact heart and great vessels, no injuries to the abdominal organs or free fluid in the abdominal cavity. The patient is admitted in the ICU. Which of the suggested monitoring is not part of the initial management of that patient?
Question 86
Question
Generally accepted definition of coma includes a GCS score of
Question 87
Question
Augmenting O2, delivery to the tissues is undoubtedly one of the first and foremost priorities in the management of circulatory shock. Which of the following suggested measures cannot help for for that purpose?
Answer
-
Administration of vasopressor drugs if no response to fluid therapy is achieved
-
HCO3 administration for correction of acidosis
-
Blood transfusion in case of hemorrhagic shock
-
Supplementary O2 administration
Question 88
Question
Which drugs can be administered endotracheally during CPR if I.V. or I.0. access cannot be established?
[blank_start]Adrenaline[blank_end]
[blank_start]Naloxone[blank_end]
[blank_start]Lidocaine[blank_end]
[blank_start]Vasopressin[blank_end]
Answer
-
Adrenaline
-
Naloxone
-
Lidocaine
-
Vasopressin
Question 89
Question
A characteristic feature of cerebral salt wasting syndrome (CSWS) that distinguishes it from the syndrome of inappropriate antidiuretic hormone secretion (SIADH) is
Answer
-
Pathological process affecting the brain
-
Decreased extracellular fluid volume (hypovolemia)
-
Increased Na+ loss with urine
-
Hyponatremia (serum (Na‘] <135 mmol/l)
Question 90
Question
Which of the following statements about the acid-base disorders is false?
Answer
-
Metabolic alkalosis is the most common acid-base disturbance in hospitalised patients
-
Successful treatment of all acid-base disorders depends on the identification and elimination of the cause
-
Most cases of respiratory acidosis are due to increased production of CO2
-
As a rule acid-base disorders of metabolic origin involve a respiratory compensatory response and vice versa
Question 91
Question
List Pulmonary causes of ARDS
[blank_start]Aspiration[blank_end]
Severe [blank_start]Pneumonia[blank_end]
[blank_start]Smoke[blank_end] Inhalation
[blank_start]Trauma[blank_end]
Answer
-
Aspiration
-
Pneumonia
-
Smoke
-
Trauma
Question 92
Question
Which of the following pairs of different types of hypoxia and possible causes does not match?
Answer
-
Heart failure → Stagnant hypoxia
-
Acute hemolysis → Anemic hypoxia
-
Anaphylaxis → Cytopathic hypoxia
-
High altitude → Hypoxic hypoxia
Question 93
Question
Microblologic analysis of blood cultures is
Answer
-
Required for diagnosis of sepsis
-
Required before starting antimicrobial therapy for sepsis
-
Required for narrowing of the empiric antimicrobial therapy
-
Required for selection of the optimal route for antimicrobials administration
Question 94
Question
Which of the following suggested compensatory responses to shock state does not increase the Frank-Starling mechanism in the heart (increased preload=increased cardiac output)
Answer
-
Fluid redistribution to the vascular space
-
Decreased venous capacitance
-
Increased heart rate
-
Decreased renal losses of fluid
Question 95
Question
Possible disastrous complication from overly rapid correction of hyponatremia is
Question 96
Question
A 12-year old boy with unremarkable previous medical history regularly vaccinated, was hospitalised two days ago with flu-like symptoms, abdominal pain and vomiting. His condition was gradually worsening with changes in, mentation (GCS initialty was 15 now is 12), rapid and noisy breathing arterial hypotension (BP 95/50 MmHg), oliguria (after initial polyuria), hyperthermia, with 38.8°C despite the antiviral (Oseltamivir) and the symptomatic therapy that were started initially. You run a blood and urine analysis and receive the following results: arterial blood pH 7.0, PaCO2 20 mmHg. BE (-16), [HCO3-] 10 mmol/L, blood glucose 2 mmol/L, [K+] 3.4 mmol/l, [Na+] 132 mmol/L, [Cl-] 90 mmol/L, and serum creatinine 60 μmol/l, urea 3 μmol/l, 4(+) glucose and 3(+) ketones in urine
What are the first therapeutic intervention you would start with in this case?
Answer
-
Immediate administration of sodium bicarbonate to correct the acidosis
-
Aggressive restoration of extracellular fluid volume with balanced cystalloid solutions
-
Subcutaneous administration of insulin
-
Endotracheal intubation and Mechanical Ventilation
Question 97
Question
All of the following are part of the therapeutic strategy for ARDS in adults, except
Answer
-
Ventilation with low tidal volumes (6 ml/kg) and PEEP
-
Periodically switching to ventilation in prone position
-
Avoiding positive fluid balance
-
Administration of Surfactant and inhaled Nitric Oxide
Question 98
Question
Which of the following statements about cyanosis is correct?
Answer
-
It is a late sign of respiratory failure
-
It is characteristic for type 1 (hypoxemic) respiratory failure
-
It is caused by increased amount of reduced Hb (>50-60 g/l)
-
Patients with anaemia manifest cyanosis at higher SaO2 values (earlier) than patients with normal Hb values
Question 99
Question
Name four major categories of circulatory shock and give examples for every type
[blank_start]Hypovolemic[blank_end] Shock- [blank_start]Hemorrhage[blank_end]
[blank_start]Cardiogenic[blank_end] Shock- [blank_start]Heart[blank_end] failure
[blank_start]Obstructive[blank_end] shock- [blank_start]Blockage[blank_end] of the aorta
[blank_start]Distributive[blank_end] shock- [blank_start]Anaphylaxis[blank_end]
Answer
-
Hypovolemic
-
Cardiogenic
-
Obstructive
-
Distributive
-
Hemorrhage
-
Heart
-
Blockage
-
Anaphylaxis