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Bio669 quiz 5 with correct answers updated 2024

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Bio669 quiz 5 with correct answers updated 2024 A patient has a history of emphysema and has hyper-inflated lungs. Which of the following would be true? - ANSWER-Increased lung compliance The compliance within the apex of the lung of a standing person would be ____ than the base of the lung - ...

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  • November 10, 2024
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Bio669 quiz 5 with correct answers

updated 2024


A patient has a history of emphysema and has hyper-inflated lungs. Which of the following would be

true? - ANSWER✔✔-Increased lung compliance


The compliance within the apex of the lung of a standing person would be ____ than the base of the

lung - ANSWER✔✔-Less than


The space between the lungs that include the heart, esophagus, and the great vessel is termed -

ANSWER✔✔-Mediastinum


Which of the following is tru regarding Acute Respiratory Distress Syndrome? - ANSWER✔✔-It can cause

severe pulmonary edema


Pulmonary fibrosis is most likely to result in all of the following except - ANSWER✔✔-Oxygen toxicity


Emphysema results from - ANSWER✔✔-An infected plural effusion


A reduced oxygenation in the blood is termed - ANSWER✔✔-Hypoxemia


Along with respiratory bronchioles, the ____ is a thin walled balloon like structure that acts as the

primary unit of gas exchange - ANSWER✔✔-Alveolus


The most common feature as a result of hyperventilation is - ANSWER✔✔-Hypocapnia


The pores of Kohn play a role in - ANSWER✔✔-Allowing air to pass from one alveoli to another, allowing

equal distribution of air

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What effect would acidemia at the alveolar have on the pulmonary artery - ANSWER✔✔-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 - ANSWER✔✔-Pulmonary arty construction (pulmonary hypertension)


A pulmonary embolus creating alveolar dead space will likely have which of the following effects? -

ANSWER✔✔-High V/Q ratio


Severe Bronchospasm not responsive to the normal measures (beta agonist bronchodilators) is best

described as - ANSWER✔✔-Status asthmatics


All of the following are findings consistent with pulmonary fibrosis expect - ANSWER✔✔-Increased lung

compliance


Which of the following does not increase airway resistance (increase the work of breathing) -

ANSWER✔✔-Activation of the sympathetic nervous system effects on the airway


The effect of H+ on oxygen binding to hemoglobin is termed the ___ effect - ANSWER✔✔-Bohr


What happens to the functional residual capacity in COPD? - ANSWER✔✔-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 - ANSWER✔✔-Decrease, right


Which of the following is NOT part of Virchow's triad in the development of thrombi and emboli? -

ANSWER✔✔-Immune system activation




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