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NR 507 Midterm Exam / NR 507 WEEK 4 Midterm Exam (Version-2), NR 507: Advanced Pathophysiology, Chamberlain $15.49   Add to cart
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NR 507 Midterm Exam / NR 507 WEEK 4 Midterm Exam (Version-2), NR 507: Advanced Pathophysiology, Chamberlain

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NR 507 Midterm Exam / NR 507 WEEK 4 Midterm Exam (Version-2), NR 507: Advanced Pathophysiology, Chamberlain

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  • May 10, 2023
  • 21
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

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  • chamberlain
  • nr 507 midterm exam nr 507 week 4 midterm exam version 2
  • nr 507 advanced pathophysiology

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NR 507 Week 4 Midterm Exam
NR 507: Advanced Pathophysiology
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,. Question : What is the ratio of coronary capillaries to cardiac muscle cells?

Student Answer:
1:1 (one capillary per one muscle cell)

1:2 (one capillary per two muscle cells)

1:4 (one capillary per four muscle cells)

1:10 (one capillary per ten muscle cells)
Instructor The heart has an extensive capillary network, with approximately 3300
Explanation: capillaries per square millimeter (ca/mm2) or approximately one capillary per
one muscle cell (muscle fiber).

Points Received: 2 of 2
Comments:



Question 2 Question : What part of the kidney controls renal blood flow, glomerular
. filtration, and renin secretion?

Student
Answer: Macula densa


Visceral epithelium

Juxtaglomerular apparatus (JGA)

Filtration slits
Instructor Control of renal blood flow, glomerular filtration, and renin secretion occur at
Explanation: the JGA. Together, the juxtaglomerular cells and macula densa cells form the
JGA. The control of renal blood flow, glomerular filtration, and renin secretion is
not directed by any of the other options.

Points Received: 2 of 2
Comments:



Question 3 Question : What effect do natriuretic peptides have during heart failure when
. the heart dilates?

Student
Answer: Stimulates antidiuretic hormones.


Inhibits antidiuretic hormones.

Stimulates renin and aldosterone.

Inhibits renin and aldosterone.
Instructor Natriuretic peptides inhibit renin and aldosterone during heart failure when the
Explanation: heart dilates. These make up a group of peptide hormones, including atrial

, natriuretic peptide (ANP), secreted from myocardial cells in the atria and brain
natriuretic peptide (BNP) secreted from myocardial cells in the cardiac ventricles.
When the heart dilates during volume expansion or heart failure, ANP and BNP
inhibit sodium and water absorption by kidney tubules, inhibit the secretion of
renin and aldosterone, vasodilate the afferent arterioles, and constrict the
efferent arterioles. The result is increased urine formation, leading to decreased
blood volume and blood pressure.

Points Received: 2 of 2
Comments:



Question 4 Question : What is the primary site for uncomplicated local gonococci infections
. in men?

Student Answer:
Epididymis

Lymph nodes

Urethra

Prostate
Instructor Uncomplicated local infections are observed primarily as urethral infections in
Explanation: men.

Points Received: 2 of 2
Comments:



Question 5 Question : Which term is used to identify the movement of gas and air into and
. out of the lungs?

Student
Answer: Perfusion


Ventilation

Respiration

Diffusion
Instructor Of the options available, ventilation is the only term used to identify the
Explanation: mechanical movement of gas or air into and out of the lungs.

Points Received: 2 of 2
Comments:



Question 6 Question : Which manifestations of vasoocclusive crisis are associated with
. sickle cell disease (SCD) in infants?

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