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Clinical Medicine: Pulmonary Pathophysiology II

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Pulmonary Pathophysiology II
cskrewson0519
Quiz by cskrewson0519, updated more than 1 year ago
cskrewson0519
Created by cskrewson0519 about 9 years ago
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Resource summary

Question 1

Question
If ventilation is reduced by obstruction, the arterial blood will be the same as venous.
Answer
  • True
  • False

Question 2

Question
Which of the following is true regarding right-to-left shunts?
Answer
  • Cannot be corrected by supplemental O2
  • Will not have any noticeable effect on blood
  • Can be corrected by high supplemental O2
  • Will result in over-oxygenation and possibly death

Question 3

Question
Which of the following is true regarding the transport of O2 & CO2 in the body?
Answer
  • Most O2 is reversibly bound to hemoglobin
  • Most CO2 is reversibly bound to hemoglobin
  • Most CO2 diffuses into red blood cells
  • The binding/release of oxygen to hemoglobin depends on PO2, PCO2, temperature, and plasma pH
  • Most O2 is dissolved into the plasma

Question 4

Question
ABG measures which of the following: (Select all that apply)
Answer
  • Serum pH
  • HCO3
  • O2
  • CO2
  • RBC

Question 5

Question
Which of the following are components of the breathing control system: (select all that apply)
Answer
  • Central chemoreceptors for H+
  • Peripheral chemoreceptors for O2, CO2, and H+
  • mechanoreceptors in the lungs and joints
  • control centers for breathing in the brain stem (medulla and pons)
  • respiratory muscles, regulated by the brain stem center

Question 6

Question
Which of the following is/are true of hypercapnia, under normal conditions: (select all that apply)
Answer
  • Excess CO2 will easily diffuse into CSF and lower pH
  • Respiratory acidosis will cause excitation of nervous system
  • Will cause hyperventilation
  • Will cause hypoventilation
  • Respiratory acidosis will cause nervous system depression

Question 7

Question
Which of the following are accurate: (select all that apply)
Answer
  • Yellowish-green, cloudy, thick mucus is often an indication of a bacterial infection
  • Rusty or dark-colored sputum is usually a sign of pneumococcal pneumonia
  • Very large amounts of purulent sputum with foul odor may be associated with bronchiectasis
  • Blood-tinged sputum may result from chronic cough or may also be a sign of TB or a tumor
  • Blood-tinged (bright red) frothy sputum is usually associated with pulmonary edema

Question 8

Question
Which of the following are accurate associations between breath sounds and disease states: (select all that apply)
Answer
  • Rhonchi: acute bronchitis
  • Stridor: cold/flu
  • Vesicular: asthma
  • Rales: pneumonia
  • Wheezing: upper airway obstruction

Question 9

Question
Dyspnea may be due to decreased O2 or increased CO2.
Answer
  • True
  • False

Question 10

Question
Orthopnea, in which dyspnea occurs upon lying down, is usually due to pulmonary congestion.
Answer
  • True
  • False

Question 11

Question
Paroxysmal nocturnal dyspnea is commonly associated with:
Answer
  • left-sided congestive heart failure
  • hypersensitivity pneumonitis
  • obstructive sleep apnea
  • cystic fibrosis

Question 12

Question
A lobar pneumonia may spread to the pleural cavity and become an empyema.
Answer
  • True
  • False

Question 13

Question
Atypical pneumonia, often associated with Mycoplasma pneumoniae, is a type of interstitial pneumonia affecting the areas between the alveoli.
Answer
  • True
  • False

Question 14

Question
Which of the following are true regarding cystic fibrosis? (select all that apply)
Answer
  • it is an inherited (genetic) disorder
  • primarily affects lungs and pancreas
  • common infections in these pts include P. aeruginosa and S. aureus
  • it may obstruct bile ducts
  • may obstruct vas deferens (in males) and cervix (in females)
  • sweat may contain high salt content

Question 15

Question
Malabsorption, steatorrhea, abdominal distention, and frequent respiratory infections are all indicative of what disease?
Answer
  • Goodpasture's syndrome
  • COPD
  • Cystic fibrosis
  • TB
  • Wegener's granulomatous

Question 16

Question
The exocrine gland dysfunction associated with cystic fibrosis may result in what sequelae? (select all that apply)
Answer
  • Diabetes mellitus
  • Biliary cirrhosis
  • Electrolyte imbalance and dehydration
  • Infertility
  • Cor pulmonale

Question 17

Question
Adenocarcinomas and bronchoalveolar cell carcinomas are usually found on periphery of lungs.
Answer
  • True
  • False

Question 18

Question
Aspiration may result in:
Answer
  • pneumonia
  • respiratory distress syndrome
  • pulmonary abscess
  • A & C only
  • All of the above

Question 19

Question
Which of the following are contributing factor to emphysema? (select all that apply)
Answer
  • Genetic deficiency
  • Genetic tendency
  • Cigarette smoking
  • Pathogenic bacteria
  • Viral infection

Question 20

Question
Advanced emphysema may cause: (select all that apply)
Answer
  • Pneumothorax
  • Pulmonary HTN
  • Cor pulmonale
  • Atelectasis

Question 21

Question
Adjacent damaged alveoli may coalesce to form large air spaces and large blebs may rupture causing pneumothorax in this disorder:
Answer
  • emphysema
  • chronic bronchitis
  • cystic fibrosis
  • wegener's granulomatous

Question 22

Question
Fixation of ribs in an respiratory position, increased anterior-posterior diameter of thorax (barrel chest), and a flattened diaphragm (on radiographs) are all signs of:
Answer
  • emphysema
  • TB
  • cystic fibrosis
  • hypersensitivity pneumonitis

Question 23

Question
Chronic ___________ lung disorders may result from long-term exposure to irritating particles, resulting in inflammation and gradual destruction of connective tissue.
Answer
  • obstructive
  • restrictive
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