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NURS 8022 Exam 3 Revision Questions With Verified Complete Solutions.
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Which of the following disorders can lead to a low V/Q mismatch? A. Pulmonary edema B. Pulmonary Embolism C. Pulmonary Hypertension D. Hypercapnia - Answer A. Pulmonary edema Nitric oxide, which is released by the glomerular endothelial cells, causes which physiological process to occur?...

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  • October 2, 2024
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  • 2024/2025
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NURS 8022 Exam 3 Revision Questions
With Verified Complete Solutions.
Which of the following disorders can lead to a low V/Q mismatch?

A. Pulmonary edema

B. Pulmonary Embolism

C. Pulmonary Hypertension

D. Hypercapnia - Answer A. Pulmonary edema



Nitric oxide, which is released by the glomerular endothelial cells, causes which physiological process to
occur?

A. Vasoconstriction

B. Vasodilation - Answer B. Vasodilation



What would be a normal physiological response in regard to osmosis be in a patient with hyperglycemia?
- Answer The patient's serum is hypertonic and the fluid will move out of the cell



How does the parasympathetic nervous system decrease heart rate? - Answer Release of ACH from the
parasympathetic system increases the permeability of K+ ions and leads to hyperpolarization of the cell.



A patient is in renal failure. The patient reports a history of severe diarrhea for several days. They also
report they have not been able to eat or drink anything for the last 24 hours due to not feeling well. The
NP would suspect that this patient's renal failure is a (pre/intral/post renal) and is due to
(dehydration/ischemia/urinary obstruction). - Answer Prerenal; dehydration



Which of the following cardiac alterations could lead to left sided hypertrophic cardiomyopathy?

A. Aortic stenosis

B. Pulmonary hypertension

C. Cardiac dilation

D. Amyloidosis - Answer A. Aortic stenosis

,Natriuretic peptides increase the _________ of sodium? - Answer excretion



A patient presents with right sided heart failure, what is the most likely cause? - Answer Left sided
heart failure



If a patient's BP was 200/120 what would you expect to occur physiologically in the kidneys? - Answer
Afferent arteriole constriction



GFR is directly related to.. - Answer renal blood flow and perfusion pressure in the glomerular
capillaries



Which of the following represents ventricular systole on the ECG?

A. PR interval

B. QRS

C. ST interval

D. QT interval - Answer QT interval



When reviewing the patients chart a provider reads that there is nephrotic sediment in the urine. This
means there is a large presence of - Answer Protein



When reviewing the patients chart a provider reads that there is nephritic sediment in the urine. This
means there is a large presence of - Answer Blood



What are two functions of surfactant in the lungs? - Answer -Keeps alveoli open and free of fluid

-Decreases surface tension by blocking H2O and H+ binding



If a patients has low plasma volume what is the normal physiological response? - Answer Thirst



Which nerve innervates the diaphragm? - Answer Phrenic nerve

, Which lipid carried cholesterol to the tissues? - Answer LDL



What three areas does gas exchange occur? - Answer Bronchioles

Alveolar ducts

Alveoli



Gas exchange airways are served by the

A. Cardiac circulation

B. Venous circulation

C. Pulmonary circulation - Answer C. Pulmonary circulation



Bronchi and other lung structures are served by the

A. Cardiac circulation

B. Systemic circulation

C. Pulmonary circulation - Answer B. Pulmonary circulation



Pulmonary circulation functions - Answer Facilitate gas exchange

Deliver nutrients to lung tissue

Act as blood reservoir for L ventricle

Filtering system



pH range - Answer 7.35-7.45



PaCO2 range - Answer 35-45



PaO2 - Answer 75-100 mmHg



HCO3 range - Answer 22-26 mEq/L

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