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Bio 669 - Exam 3 Pulmonary & Renal Practice Questions and Answers

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Bio 669 - Exam 3 Pulmonary & Renal Practice Questions and Answers The main neural control central coordinating ventilation during quiet breathing is the - ANSWER- Dorsal Respiratory Group What helps to keep the expansion forces of the chest wall and the contracting forces of the alveoli/lungs ...

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  • November 10, 2024
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Bio 669 - Exam 3 Pulmonary & Renal

Practice Questions and Answers


The main neural control central coordinating ventilation during quiet breathing is the - ANSWER✔✔-

Dorsal Respiratory Group


What helps to keep the expansion forces of the chest wall and the contracting forces of the alveoli/lungs

linked so that the lung does not collapse and the chest does not expand further: - ANSWER✔✔-The

negative pressure of the pleural cavity


In response to low alveolar PO2 - ANSWER✔✔-Vascular smooth muscle controlling flow that alveolus will

constrict


What happens to the functional residual capacity in COPD - ANSWER✔✔-It increases resetting the TV to

a higher volume


Vasoconstriction of a pulmonary artery serving the area of the lung will have what effect? - ANSWER✔✔-

Decreased blood flow to that area


How is most of the CO2 transported in the blood? - ANSWER✔✔-As bicarbonate that can be converted

back to CO2


Which of the following is true regarding acute respiratory distress syndrome? - ANSWER✔✔-It can cause

severe pulmonary edema




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Which of the following statements regarding asthma is incorrect? - ANSWER✔✔-Asthma is associated

with pulse paradoxical which is a rise in systolic pressure of greater than 10 mmHg during inspiration


The experience of breathing discomfort, shortness of breath, or air hunger while lying in flat in patients

with heart failure is termed? - ANSWER✔✔-Orthopnea


Widespread pulmonary fibrosis, edema and subsequent hypoxemia will most likely result in:


A. Reduced thickness in the myocardium


B. Bradycardia in an otherwise healthy person


C. Pulmonary hypertension


D. Hypercapnia - ANSWER✔✔-C. Pulmonary hypertension


Which part of the following is not a part of Virchows Triad in the development of thrombi and emboli? -

ANSWER✔✔-Immune system activation


The space between the lungs that includes the heart, esophagus, and great vessels is termed the? -

ANSWER✔✔-Mediastinum


Acidosis will ______ the affinity of oxygen to hemoglobin and thus would be considered a _________

shift in the oxyhemoglobin disassociation curve - ANSWER✔✔-decrease, right


Someone with diminished ventilation to their aveoli as a result of respiratory disease is most likely to

present with: - ANSWER✔✔-ALL of the Above: Pulmonary HTN, Development of right sided heart failure

over time if left untreated, Jugular venous distention


How is the alveolar volume measured?


A. Measuring tidal volume and breathing rate over the course of a minute.

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