Biomedicine Exam (Urinary System) with Questions & 100% Correct Answers| Passed with Grade A
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Course
Biomedicine
Institution
Biomedicine
As filtrate flows from the capsular space to the collecting duct, its [creatinine] will most likely:
a. increase
b. decrease
c. stay the same - b. decreas
Biomedicine Exam (Urinary System)
with Questions & 100% Correct
Answers| Passed with Grade A
As filtrate flows from the capsular space to the collecting duct, its [creatinine] will most likely:
a. increase
b. decrease
c. stay the same - ✔✔b. decrease
As blood flows from the efferent arteriole to the end of the peritubular capillaries, you would expect its
[glucose] to:
a. increase
b. decrease
c. stay the same - ✔✔b. decrease
An absence of Na+ in the filtrate would cause the rate of tubular amino acid reabsorption to:
a. increase
b. decrease
c. stay the same - ✔✔a. increase
As the volume of urine within the bladder exceeds 200 mL, the smooth muscle tension generated by the
internal urethral sphincter will:
a. increase
b. decrease
,c. stay the same - ✔✔b. decrease
As the concentration of mannitol (a large sugar that cannot be reabsorbed by kidney tubule cells) in
the filtrate increases, urine output will:
a. increase
b. decrease
c. stay the same - ✔✔b. decrease
Which of the following associations is INCORRECT?
a. Proximal convoluted tubule - Simple cuboidal epithelium with microvilli b.
Loop of Henle - Helps create the osmolarity gradient in the renal medulla c.
Parietal layer of glomerular Capsule - Part of the filtration membrane
d. Visceral layer of glomerular Capsule - Contains Podocytes - ✔✔c. Parietal layer of glomerular
Capsule - Part of the filtration membrane
Which of the following is TRUE of the urinary bladder?
a. It lacks rugae
b. It contains a layer of skeletal muscle known as the trigone
c. It plays a large role in urine modification (such as secretion and reabsorption of solutes)
d. It contains a mucosa lined by transitional epithelium - ✔✔d. It contains a mucosa lined
by transitional epithelium
Which of the following is TRUE of the urethra?
a. In the male, the prostatic urethra is the longest portion
b. The external urethral sphincter contains skeletal muscle
c. The entire urethra is composed of stratified squamous epithelium
d. The male urethra is 1.5 times as long as the female urethra - ✔✔b. The external urethral
sphincter contains skeletal muscle
The region of the ___________ that senses filtrate osmolarity is the _______________.
c. An increase in water reabsorption via an increase in ADH
release d. An increase in peripheral resistance
e. All of the above - ✔✔e. All of the above
Which of the following is TRUE?
a. The left kidney sits slightly lower than the right
b. The concave surface of the kidney is lateral
c. Superior to the kidney is a gland that secretes aldosterone
d. The kidneys are intraperitoneal - ✔✔c. Superior to the kidney is a gland that secretes aldosterone
In response to an increase in blood pressure, the diameter of the afferent arteriole to will:
a. increase
b. decrease
c. stay the same - ✔✔a. increase
An inability to synthesize plasma proteins would cause GFR to:
a. increase
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