BIO 669 Quiz 5 | With 100% Correct Answers A patient has a history of emphysema and has hyper-inflated lungs. Which of the following would be true? Increased lung compliance The compliance within the apex of the lung of a standing person would be ____ than the base of the lung Less than The space...
A patient has a history of emphysema and has hyper-inflated lungs. Which of the
following would be true?
Increased lung compliance
The compliance within the apex of the lung of a standing person would be ____ than the
base of the lung
Less than
The space between the lungs that include the heart, esophagus, and the great vessel is
termed
Mediastinum
Which of the following is true regarding Acute Respiratory Distress Syndrome?
It can cause severe pulmonary edema
Pulmonary fibrosis is most likely to result in all of the following except
Oxygen toxicity
Emphysema results from
An infected plural effusion
A reduced oxygenation in the blood is termed
Hypoxemia
Along with respiratory bronchioles, the ____ is a thin walled balloon like structure that
acts as the primary unit of gas exchange
Alveolus
The most common feature as a result of hyperventilation is
Hypocapnia
The pores of Kohn play a role in
Allowing air to pass from one alveoli to another, allowing equal distribution of air
What effect would acidemia at the alveolar have on the pulmonary artery?
Decreased blood flow (vasoconstriction)
While most alveolar perfusion is under control of local humoral conditions, widespread
decrease in PaO2 (alveolar O2) is likely to result in
Pulmonary arty construction (pulmonary hypertension)
, A pulmonary embolus creating alveolar dead space will likely have which of the
following effects?
High V/Q ratio
Severe Bronchospasm not responsive to the normal measures (beta agonist
bronchodilators) is best described as
Status asthmatics
All of the following are findings consistent with pulmonary fibrosis expect
Increased lung compliance
Which of the following does not increase airway resistance (increase the work of
breathing)
Activation of the sympathetic nervous system effects on the airway
The effect of H+ on oxygen binding to hemoglobin is termed the ___ effect
Bohr
What happens to the functional residual capacity in COPD?
It's increased, resetting the TV to a higher volume
Acidosis will _____ the affinity of oxygen to hemoglobin and thus would be considered a
___ shift in the oxyhemoglobin dissociation curve
Decrease, right
Which of the following is NOT part of Virchow's triad in the development of thrombi and
emboli?
Immune system activation
Which of the following statements is incorrect regarding tuberculosis?
Tuberculosis typically presents as an acute onset and rapidly advancing disease
process
Which of the following signs/symptoms best fits a patient presenting with chronic
hypoxia as a result of pulmonary fibrosis?
Clubbing of the fingers
The main neural control center coordinating ventilation during quiet breathing is the
Dorsal respiratory group - controls tidal volume
Vasoconstriction of the pulmonary artery serving an area of lung will have what effect?
Decreased blood flow to that area
What effect would decreased compliance have on ventilation?
The increased stiffness would make inspiration more difficult
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