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BIOL 1002 Exam #4 (Pomarico LSU) Questions and Answers
with Complete Solutions UPDATED!!!
B. - ANSWER Which organ converts ammonia to urea?
a. Pancreas
b. Liver
c. Gallbladder
d. Kidney
D. - ANSWER Flame cells are the specialized excretory structures
found in _____.
a. Insects
b. Protozoa
c. Earthworms
d. Flatworms
B. - ANSWER In the human urinary system, the kidneys _____
the urine.
a. Store
b. Produce
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c. Transport
d. Excrete
A. - ANSWER Tubular reabsorption is _____.
a.The process by which cells of the proximal tubule remove
water and nutrients and pass them back into the blood
b.The passage of blood cells and proteins from the glomerulus
c.The process by which wastes and excess substances that were
not initially filtered out into Bowman's capsule are removed
from the blood
d.The concentration of the filtrate due to the concentration of
salts and urea
A. - ANSWER The hormone ADH _____.
a. Controls the concentration of the urine
b. Controls the reabsorption of nutrients
c. Controls the amount of blood that enters the kidneys
d. Determines the pH of the blood
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A. - ANSWER What happens to a substance that is not filtered,
nor reabsorbed, but secreted?
a. The body retains it
b. It is excreted from the body
c. Its concentration in the blood gradually decreases
d. Its concentration in the blood gradually increases
e. Both the second and third answers are correct
f. Both the first and fourth answers are correct
B. - ANSWER Where is blood filtered?
a. Between the proximal tubule and the distal tubule
b. Between Bowman's capsule and the glomerulus
c. Between the collecting duct and Bowman's capsule
d. Between the descending limb of the loop of Henle and the
ascending limb of the loop of Henle
D. - ANSWER Under which of the following conditions would
you expect the production and secretion of the hormone, ADH,
to increase?
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a. You are trapped, unharmed, under the rubble that used to be
your house after a large storm
b. A plumber came out early in the morning and shut off the
water supply to your new house so that a new water main could
be put in. All that you've been doing is sitting around the house
in the shade waiting for the water to come back on. The water
to the house isn't turned on until 7 pm that evening.
c. You've just suffered your first loss of a softball tournament,
and now your team will need to play six games in one day with
only two 1-hour breaks to reach the championship game
d. All of the above
e. None of the above
Nephridia - ANSWER _________ are kidney-like structures
found in many invertebrates
Bladder - ANSWER The _________ is a hollow muscular
chamber that collects and stores urine
Filtration - ANSWER The process of _________ results in many
substances being forced through capillaries in the glomerulus
BIOL 1002 Exam #4 (Pomarico LSU) Questions and Answers
with Complete Solutions UPDATED!!!
B. - ANSWER Which organ converts ammonia to urea?
a. Pancreas
b. Liver
c. Gallbladder
d. Kidney
D. - ANSWER Flame cells are the specialized excretory structures
found in _____.
a. Insects
b. Protozoa
c. Earthworms
d. Flatworms
B. - ANSWER In the human urinary system, the kidneys _____
the urine.
a. Store
b. Produce
, Page |2
c. Transport
d. Excrete
A. - ANSWER Tubular reabsorption is _____.
a.The process by which cells of the proximal tubule remove
water and nutrients and pass them back into the blood
b.The passage of blood cells and proteins from the glomerulus
c.The process by which wastes and excess substances that were
not initially filtered out into Bowman's capsule are removed
from the blood
d.The concentration of the filtrate due to the concentration of
salts and urea
A. - ANSWER The hormone ADH _____.
a. Controls the concentration of the urine
b. Controls the reabsorption of nutrients
c. Controls the amount of blood that enters the kidneys
d. Determines the pH of the blood
, Page |3
A. - ANSWER What happens to a substance that is not filtered,
nor reabsorbed, but secreted?
a. The body retains it
b. It is excreted from the body
c. Its concentration in the blood gradually decreases
d. Its concentration in the blood gradually increases
e. Both the second and third answers are correct
f. Both the first and fourth answers are correct
B. - ANSWER Where is blood filtered?
a. Between the proximal tubule and the distal tubule
b. Between Bowman's capsule and the glomerulus
c. Between the collecting duct and Bowman's capsule
d. Between the descending limb of the loop of Henle and the
ascending limb of the loop of Henle
D. - ANSWER Under which of the following conditions would
you expect the production and secretion of the hormone, ADH,
to increase?
, Page |4
a. You are trapped, unharmed, under the rubble that used to be
your house after a large storm
b. A plumber came out early in the morning and shut off the
water supply to your new house so that a new water main could
be put in. All that you've been doing is sitting around the house
in the shade waiting for the water to come back on. The water
to the house isn't turned on until 7 pm that evening.
c. You've just suffered your first loss of a softball tournament,
and now your team will need to play six games in one day with
only two 1-hour breaks to reach the championship game
d. All of the above
e. None of the above
Nephridia - ANSWER _________ are kidney-like structures
found in many invertebrates
Bladder - ANSWER The _________ is a hollow muscular
chamber that collects and stores urine
Filtration - ANSWER The process of _________ results in many
substances being forced through capillaries in the glomerulus
