MSC Quiz

Descrição

Nursing Quiz sobre MSC Quiz, criado por Lauren Holland em 27-02-2023.
Lauren Holland
Quiz por Lauren Holland, atualizado more than 1 year ago
Lauren Holland
Criado por Lauren Holland mais de 1 ano atrás
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Resumo de Recurso

Questão 1

Questão
Aldosterone stimulates the reabsorption of water in the nephron via which process?
Responda
  • Synthesis of glucose channels
  • Increasing the flow of filtrate
  • Upregulation of epithelial sodium channels
  • Excretion of water

Questão 2

Questão
Which of the following produce antibodies
Responda
  • Erythrocytes
  • T lymphocytes
  • B lymphocytes
  • Thrombocytes

Questão 3

Questão
which of the following provides the correct definition of cor pulmonale
Responda
  • abnormal enlargement of the right side of the heart as a result of diesease of the lungs or the pulmonary blood vessels
  • abnormal enlaregemnt of the left side of the heart as a resukt of disease of the lungs or the pulmonary blood vessels
  • abnormal enlargement of the right side of the heart as a resukt of an increase in systemic afterload
  • abnormal enlargement of the left side of the heart as a result of an increase in right sided afterload

Questão 4

Questão
During myocyte depolarisation this outside of the cell become:
Responda
  • positive
  • negative
  • stays the same
  • become hyperpolerized

Questão 5

Questão
What is the source of energy used to power the sodium-potassium pump?
Responda
  • breakdown of ATP
  • formation of ATP
  • transport of ATP by the pump
  • breakdown of GTP

Questão 6

Questão
which of the following is true?
Responda
  • In systolic heart failure the heart’s ejection fraction increases
  • In systolic heart failure the heart’s ejection fraction stays the same
  • In systolic heart failure the heart’s ejection fraction decreases
  • In diastolic heart failure the ejection fraction increases

Questão 7

Questão
During myocardial diastole the sodium / potassium pump:
Responda
  • Pumps out 3 sodium ion and pump in 2 potassium ions
  • Pumps out 6 sodium ions and pumps in 4 potassium ions
  • Pumps in 3 sodium ions and pumps out 2 potassium ions
  • Pumps in 6 sodium ions and pumps out 4 potassium ions

Questão 8

Questão
Which of the following types of emphysema is most commonly associated with smoking and chronic bronchitis
Responda
  • Paraseptal
  • Panacinar
  • Centriacinar
  • Irregular

Questão 9

Questão
Haemoglobin
Responda
  • is composed of four identical subunits
  • has iron at the centre of haem groups which must be in the ferrous form to bind O2
  • binding of oxygen is reduced in the presence of high Pco2 because CO2 and O2 compete for the same binding sites on haemoglobin
  • variants (such as fetal haemoglobin) often differ from normal adult haemoglobin in the precise structure of the haem group.

Questão 10

Questão
Which of the following is a neurotransmitter in the sympathetic nervous system?
Responda
  • Acetylcholine
  • Norepinephrine
  • Vasopressin
  • Enoximone

Questão 11

Questão
The alveolar pores that enable collateral ventilation are called:
Responda
  • Pores of Oddi
  • Pores of Kohn
  • Pores of Dalton
  • Pores of Boyles

Questão 12

Questão
Peripheral chemoreceptors are highly responsive to:
Responda
  • Dysponea
  • Coughing
  • Hypoxemia
  • Breath holding

Questão 13

Questão
Aspirin is given in the treatment of myocardial infarction in order to prevent platelet aggregation. Which of the following effects means it is useful in this situation?
Responda
  • Inhibition of actin myosin filaments in platelets
  • Inhibition of thromboxane A2
  • Inhibition of collagen
  • Inhibition of calcium

Questão 14

Questão
During myocyte (heart cell) depolarisation, the inside of the cell becomes momentarily:
Responda
  • positive
  • negative
  • electrically neutral
  • unchanged

Questão 15

Questão
The Law stating that the more the ventricle is filled with blood during diastole (end-diastolic volume), the greater the volume of ejected blood will be during the resulting systolic contraction (stroke volume) is the:
Responda
  • Frank-Starling’s Law
  • Cushing’s Law
  • Virchow’s triad Law
  • Best-Banting Law

Questão 16

Questão
The anaerobic metabolism of carbohydrates results in the production of:
Responda
  • Citric acids
  • keto acids
  • lactic acid
  • hydrochloric acid

Questão 17

Questão
Flattened T waves on an ECG can signify:
Responda
  • 1st Degree heart block
  • Hyperkaleamia
  • Hypokaleamia
  • Atrial fibrillation

Questão 18

Questão
The diuretic Spironolactone interferes with the action of which endogenous hormone?
Responda
  • Vasopressin
  • Renin
  • Aldosterone
  • Anti Diuretic Hormone (ADH)

Questão 19

Questão
During acidosis the pH scale moves
Responda
  • up
  • down
  • stays the same
  • moves to one

Questão 20

Questão
A disease caused by the demyelination of the oligodendrocytes
Responda
  • Myasthenia gravis
  • Multiple sclerosis
  • Amyotrophic Lateral Sclerosis
  • Parkinson’s disease

Questão 21

Questão
Intra-plural pressure is:
Responda
  • positive
  • negative
  • the same as atmospheric pressure
  • higher than atmospheric pressure

Questão 22

Questão
Concerning fats, when triglyceride molecules contain only single carbon bonds (c-c-c) these are referred to as:
Responda
  • Poly unsaturated fats
  • saturated fats
  • Hyper-carbonated fats
  • Mono unsaturated

Questão 23

Questão
With a nasal cannula in-situ @ 2L O2 what % increase in FiO2 will there be
Responda
  • 21 %
  • 50%
  • 100%
  • 31%

Questão 24

Questão
Which of the following is a restrictive lung disease:
Responda
  • Asthma
  • Pneumoconiosis
  • Emphysema
  • Chronic bronchitis

Questão 25

Questão
Heart failure results in which of the following type of hypoxia
Responda
  • Anaemic hypoxia
  • Histo-toxic
  • Hypoxic
  • Stagnant

Questão 26

Questão
Type II pneumocytes in the lung are the major source of
Responda
  • IgG
  • cytokines
  • oxygen
  • surfactant proteins (SP)

Questão 27

Questão
A reduction in lung compliance would lead to a
Responda
  • Obstructive lung disease
  • Type II respiratory failure
  • Restrictive lung disease
  • Hypercapnic lung disease

Questão 28

Questão
Which lung volume would (usually) be reduced in restrictive lung disease
Responda
  • Inspiratory reserve volume
  • Function residual capacity
  • Residual volume reserve
  • Expiratory reserve volume

Questão 29

Questão
If the fraction of an inspired gas was .35 what would its partial pressure be at 1ATM
Responda
  • 210mmHg
  • 160mmHg
  • 350mmHg
  • 266mmHg

Questão 30

Questão
E = P + pgh + ½ PV2 which, if we remove gravity, reads as E = P + ½ PV2. Or, more simply, the faster the flow, the lower the pressure is which theorem
Responda
  • Venturi’s
  • Dalton’s
  • Bernoulli’s
  • Charles’s

Questão 31

Questão
Hypocalcaemia caused by hyperventilation results in which of the following signs
Responda
  • Dahl’s sign
  • Palmar erythema
  • Trousseau sign
  • Schamroth's sign

Questão 32

Questão
Replacing inspired air with a gas mixture that contains 60% oxygen
Responda
  • causes a large increase in oxygen content with little increase in oxygen saturation in a healthy person at high altitude
  • causes a large increase in arterial PaO2 and a small increase in oxygen content in a healthy person at sea level
  • would greatly enhance the exercise tolerance of a patient COPD
  • would greatly reduce the oxygen delivery problems of a patient in circulatory shock

Questão 33

Questão
Antidiuretic hormone (ADH) is secreted by
Responda
  • Adrenal glands
  • Kidneys
  • Pineal gland
  • Hypothalamus

Questão 34

Questão
Macula densa cells help regulate blood pressure by detecting changes to
Responda
  • Sodium
  • Potassium
  • oxygen
  • calcium

Questão 35

Questão
Which of the following anatomical portion of a nephron connects the Bowman’s capsule to the loop of Henle?
Responda
  • Connecting tubule
  • Proximal convoluted tubule
  • Collecting duct
  • Distal convoluted tubule

Questão 36

Questão
The gene responsible for causing Duchenne muscular dystrophy is found on
Responda
  • Y chromosome
  • X chromosome
  • Autosomal chromosome number 8
  • Autosomal chromosome number 5

Questão 37

Questão
Which of the following is the primary neurotransmitter of the parasympathetic nervous system
Responda
  • Adrenaline
  • Acetylcholine
  • Dopamine
  • Serotonin

Questão 38

Questão
Which of the following heart layers secretes pericardial fluid?
Responda
  • Myocardium
  • Endocardium
  • Serous pericardium
  • Fibbrous pericardium

Questão 39

Questão
The Haldane effect states that
Responda
  • for any given Pco2 less CO2 is carried by oxygenated blood
  • an increase in Pco2 shifts the O2 dissociation curve to the left
  • an increase in Pco2 reduces the amount of haemoglobin in the red cell.
  • for any given Pco2 more CO2 is carried by oxygenated blood

Questão 40

Questão
Ventilation is NOT increased by
Responda
  • decreased Po2 at the central chemoreceptor
  • increased Paco2
  • decreased CSF pH
  • decreased arterial pH

Questão 41

Questão
The amount of a gas dissolved in a solution as a result of partial pressure is which of the following gas laws
Responda
  • dalton
  • henrys
  • charles
  • boyles

Questão 42

Questão
How is the ejection fraction worked-out
Responda
  • SV/EDV x 100
  • EDVEDV/SV x 100
  • RVEDV x EDV x 100
  • EDV/100 x 60

Questão 43

Questão
The layer of blood close to the walls of lung capillaries is known as the
Responda
  • RBC layer
  • Tissue barrier layer
  • Alveolar fluid layer
  • plasma layer

Questão 44

Questão
A pulmonary embolism would result in
Responda
  • Intrapulmonary shunting
  • decrease in dead space
  • increase in dead space
  • increase in lung surface area

Questão 45

Questão
The rate of diffusion of a gas across a membrane is inversely proportional to the square root of its molecular weight - is a definition of which of the following gas laws
Responda
  • ficks law
  • daltons law
  • grahams law
  • chales law

Questão 46

Questão
Angiotensin I is converted to angiotensin II in the:
Responda
  • lungs
  • nephron
  • pancreas
  • bowman's capsule

Questão 47

Questão
Hydrostatic pressure at the venule end of a capillary is usually (approximately)
Responda
  • 25mmHg (3.3kPa)
  • 32mmHhg (4.2kPa)
  • 80mmHg (10.6kPa)
  • 12mmhg (1.6Pa)

Questão 48

Questão
A symptom seen in the patient with Keto-acidosis
Responda
  • Bradycardia
  • Keto-alkalosis
  • kussmaul respiration
  • Bradyapnoea

Questão 49

Questão
During DKA sodium bicarbonate levels are:
Responda
  • raised
  • lowered
  • absent
  • normal

Questão 50

Questão
Which of the following will increase the stroke volume:
Responda
  • Decreased venous return
  • Increased afterload
  • Decreased preload
  • Increased venous return

Questão 51

Questão
The renal system does not play a direct role in regulating which of the following
Responda
  • Blood pressure
  • Blood temperature
  • Blood acid base balance
  • Blood solute concentrations

Questão 52

Questão
Angiotensin II exerts its action by binding to various receptors throughout the body. In response to angiotensin II, the adrenal cortex is stimulated to release
Responda
  • Adrenaline
  • Angiotensin I
  • Angiotensin ll
  • Aldosterone

Questão 53

Questão
Most of the glucose that is filtered through the glomerulus undergoes reabsorption in the
Responda
  • Proximal convoluted tubule
  • Distal tubule
  • Descending loop of Henle
  • Assessing limb loop of Henle

Questão 54

Questão
Which is not a function of angiotensin ll
Responda
  • Vasoconstriction
  • Inhibition of ADH
  • Reabsorption of sodium
  • Stimulation of aldosterone secretion

Questão 55

Questão
Which is not a sign of renal cell carcinoma
Responda
  • Flank pain
  • Flank mass
  • Heamaturia
  • Cullen's sign

Questão 56

Questão
Aldosterone stimulates the reabsorption of water in the nephron via which process
Responda
  • Synthesis of glucose channels
  • Increasing the flow of filtrate
  • Excretion of water
  • Upregulation of epithelial sodium channels

Questão 57

Questão
The majority of carbon dioxide produced by the body is transported
Responda
  • As hydrogen and bicarb ions
  • Bound to haemoglobin
  • As an alkaline
  • Bound to intercellular albumin

Questão 58

Questão
Von Hippel-Lindau syndrome is
Responda
  • An inherited disorder characterized by the formation of tumours
  • An autoimmune disease
  • An infectious disease
  • A condition only seen within the renal architecture

Questão 59

Questão
4)The first stage of the RAAS is the release of angiotensinogen, which is produced (primarily)
Responda
  • Carotid arch
  • Brain
  • Lungs
  • Liver

Questão 60

Questão
Insufficiency of ADH is a condition called
Responda
  • Addison's disease
  • Renal disease
  • Cushing's disease
  • Diabetes insipidus

Questão 61

Questão
Antidiuretic hormone (ADH) is secreted by
Responda
  • Kidneys
  • Adrenal glands
  • Hypothalamus
  • Pineal gland

Questão 62

Questão
In the adult the majority
Responda
  • Basophils
  • Eosinophils
  • Lymphocytes
  • Neutrophils

Questão 63

Questão
Macula densa cells are chemoreceptors found in the
Responda
  • Distal tubule
  • Proximal tubule
  • Descending loop of Henle
  • Ascending loop of Henle

Questão 64

Questão
The amount of air that is moved in and out of the lungs during normal quiet breathing is
Responda
  • Vital capacity
  • Tidal volume
  • Residual vohimo
  • Inspiratory reserve volume

Questão 65

Questão
increase in the partial pressure of carbon dioxide favours oxygen dissociation from oxyHb. The effect is known as
Responda
  • The Nernst effect
  • The Bohr effect
  • Henderson effect
  • Dalton effect

Questão 66

Questão
The Hering-Breuer reflex
Responda
  • Inhibits expiration
  • prolongs inspiration time
  • Shortens inspiration time
  • Is initiated by expiration

Questão 67

Questão
Which definition best suits the term 'inflammation' in relation to asthma
Responda
  • Inflammation is caused by infectious agents in asthma, and is mediated by antiproteases
  • Inflammation is associated with airway remodelling in asthma. Inflammation is triggered by a stimulus, and causes epithelial injury, among other things
  • Mast cells can help to reduce inflammation by releasing histamine and preventing further lung damage
  • Inflammation is caused by airway remodelling in asthma.

Questão 68

Questão
Interstitial fluid enters capillaries at the venular end through the action of
Responda
  • Negative pressure
  • Colloid osmotic pressure
  • Active transport
  • Capillary co-transport

Questão 69

Questão
What are the classic signs of a cardiac tamponade
Responda
  • Tachycardia, dyspnoea, fever
  • Bradycardia, arm weakness, diaphoresis
  • Hypertension, palpitations, chest pain
  • Hypotension, increased jugular venous distention, muffled heart sounds

Questão 70

Questão
The term 'ectopic pacemaker' (or ectopic focus)
Responda
  • An ectopic arrythmia due to hyponatraemia
  • Any cardiac dysrhythmia
  • A shift of the pacemaker function of the SA node to another part of the heart
  • An arrythmia due to hyper

Questão 71

Questão
In cor pulmonale the
Responda
  • the mean pulmonary arterial pressure increases
  • the mean arterial pressure decreases
  • the mean pulmo
  • the mean pulmonary arterial pressure is 10mmhg

Questão 72

Questão
a person who smoked 20 cigarettes a day for 30 years has a pack years of
Responda
  • 20
  • 30
  • 40
  • 25

Questão 73

Questão
which of the following types of emphysema is most commonly asscoiated with smoking and chronic bronchitis
Responda
  • paraseptal
  • panacinar
  • centaicinar
  • irregular

Questão 74

Questão
a patients blood gas analysis shows that both their Paco2 and bicarbnate concentration are increased above normal by 25% what does this mean ?
Responda
  • They are excercising and so producing more CO2
  • The arterial Ph is unchanged
  • They are likely to have renal damage
  • They are likely to be polycythaemic

Questão 75

Questão
Which of the following is not normally associated with chironic bronchitis
Responda
  • CO2 retention
  • less than 15% increase in FeV1 following treatment with a bronchodilator or steroids
  • Polycythemia
  • Increased total lung capacity

Questão 76

Questão
Urine is formed in a three step process, which of the follwoing gives the correct order in which these steps take place in the nephron
Responda
  • Tubular secretion, tubular re-absorption, glomerular filtration
  • Tubular reabsorption, tubular secretion, glomerular filtration
  • Glomerular filtration, tubular reabsorption, tubular secretion
  • glomerular filtration, tubular secretion, tubular reabsorption

Questão 77

Questão
Which of the following is least likely to be present in the gfiltrate, (the filtrate produced by the nephron before it enters the loop of henle) of a healthy adult nnephron
Responda
  • Amino acids
  • Glucose
  • electrolytes
  • Large molecular weight proteins

Questão 78

Questão
Which of the following is not a function of aldosterone
Responda
  • Stimulates the secretion of K+ into the tubular lumen
  • Stimulates Na+ and water reabsorption
  • Upregulates epithelial sodium channels
  • Causes vasodilation

Questão 79

Questão
Which of the following produces surfactant
Responda
  • Type 1 pneumocytes
  • Type 2 pneumocytes
  • Oligodendrocytes
  • Schwann cells

Questão 80

Questão
Which of the following is NOT a restrictive lung disease
Responda
  • pneumoconiosis
  • Silcosis
  • Tuberculosis
  • Asthma

Questão 81

Questão
The enzyme that assists rapid inter conversion of carbon dioxide and water into carbonic acid is
Responda
  • Amylase
  • Lipase
  • Trypsin
  • Carbonic anhydrase

Questão 82

Questão
The (normal) intra-venous partial pressure of carbon dioxide is
Responda
  • 40 mmHg
  • 55mmHg
  • 46mmHg
  • 35mmHg

Questão 83

Questão
Which of the following is NOT found in the service side of type 1 pneumocytes
Responda
  • nerve endings
  • macrophages
  • Collagen
  • Surfactant

Questão 84

Questão
Within the cerebral spinal space and the CSF what regulates ventilation
Responda
  • carbon dioxide
  • carbonic anhydrase
  • Hydrogen ions
  • carbonic acid

Questão 85

Questão
Carbon dioxide is how many times more soluble than oxygen
Responda
  • 10 times
  • 20 times
  • 100 times
  • 40 times

Questão 86

Questão
With a nasal cannula, we assume that the fraction of O2 that is inspired (above the normal atmospheric level) increases by how much for every additional litre of oxygen flow administered
Responda
  • 10 percentage points
  • 100 percentage points
  • 4 percentage points
  • 21 percentage points

Questão 87

Questão
Which of the following does NOT contribute to maintaining osmotic pressure
Responda
  • Sodium
  • Glucose
  • Albumin
  • Calcium

Questão 88

Questão
A respiratory acidosis moves the O2 curve and the PH respectfully
Responda
  • Right/down
  • Left/up
  • Right/up
  • left/down

Questão 89

Questão
the protein whose production gets affected in Duchenne muscukar dystrophy is
Responda
  • actin
  • myotropin
  • dystropin
  • leucovorin

Questão 90

Questão
Duchenne muscular dystrophy can be cured with
Responda
  • allopurinol
  • creatinine phosphokinase inhibitors
  • corticosteroids
  • none of these

Questão 91

Questão
The involvement of this muscle affects the breathing in duchenne muscular dystrophy
Responda
  • triceps
  • biceps
  • diaphragm
  • quadriceps

Questão 92

Questão
Which of the following represents one of the most recent developments in the treatment of MD
Responda
  • replacing muscles
  • create customised diets for them to be healthier and stronger
  • attempting to correct defective genes so it creates the right proteins
  • none of these

Questão 93

Questão
SLUDGE syndrome stands for which of the following
Responda
  • Salvation, lacrimation, urination, defacation, gastrointestinal symptoms and emesis
  • sodium retention, lactic acidosis, urine retention, deafness, gastrointestinal bleeding and episodes of dizzines
  • Scoliosis, limited movement, urinary failure, decay, gastrointestinal ulceration, and epilepsy
  • sepsis, lymphedema, ulceration, diabetes, genital warts and Ecoli infection

Questão 94

Questão
Which portion of the heart is the base and which sis the apex
Responda
  • Two thirds apex and one third base
  • one third base, two thirds apex
  • one half base, one half apex
  • three quaters base and one quater apex

Questão 95

Questão
Which of the following factors increase cardiac output
Responda
  • Increased sympathetic activity
  • Increased end diastolic volume
  • increased venous return
  • all of the above

Questão 96

Questão
Where is the stethoscope (best) placed to auscultate the mitral valve
Responda
  • 5th intercostal space at sternum
  • 5th intercostal space inferior to left nipple
  • 2nd intercostal space left of sternum
  • 2nd intercostal space right of sternum

Questão 97

Questão
On the ECG the short flat segment between the S and T waves represents the refractory state of the
Responda
  • Atrial myocardium
  • AV node
  • SA node
  • Ventricular myocardium

Questão 98

Questão
Considering cardiac tamponade - the heart is covered by
Responda
  • pericardium
  • endocardium
  • epicardium
  • supracradium

Questão 99

Questão
Which of the following is isotonic
Responda
  • 0.9% saline
  • water
  • 5% dextrose
  • Lucozade

Questão 100

Questão
Fenestrated capillaries are found in the
Responda
  • muscles
  • adipose tissue
  • central nervous system
  • intestines

Questão 101

Questão
Which of the following would be the best initial management of an acute cardiac tamponade
Responda
  • Intravenous fluids
  • Percardiocentesis
  • Intravenous beta blockers
  • coronary angioplasty

Questão 102

Questão
which of the following is not a structure of the respiratory system
Responda
  • pharynx
  • larynx
  • bronchus
  • hyoid

Questão 103

Questão
the roof of the nasal cavity is formed primarily by the
Responda
  • cribriform plate
  • hard palate
  • superior concha
  • sphenoid

Questão 104

Questão
in the blood most of the carbon doixide is transported as
Responda
  • carboxyhaemoglobin
  • dissolved carbon dioxide
  • as free hydrogen
  • as bicarbonate

Questão 105

Questão
peripheral chemoreceptors are located in
Responda
  • lung tissue
  • pons and medulla
  • aortic & carotid bodies
  • renal arch

Questão 106

Questão
Factors determining the extent to which oxygen will combine with haemoglobin include
Responda
  • partial pressure oxygen
  • blood temperature
  • blood PH
  • all of the above

Questão 107

Questão
expectorate in uncomplicated asthma has a high level of
Responda
  • neutrophils
  • eosinophils
  • red blood cells
  • IgD

Questão 108

Questão
Which of the following is not a classic clinical characteristic of asthma
Responda
  • dyspnoea
  • wheeze
  • cough
  • Increased FEV1

Questão 109

Questão
In the adult the majority of leukocytes are
Responda
  • basophils
  • eosinophils
  • lymphocytes
  • neutrophils

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