BIOL 2402 Final Exam Questions | 2026/2027 | Answers
Correct | With Complete Solutions
At what point in development do the oogonia divide into
secondary oocytes? Correct Answers After puberty, one per
month
Children's drinks are often fortified and advertised as containing
"100% Daily Vitamin C". But even if a child drinks several juice
boxes in the same day, the excess vitamin C is not dangerous.
Why is this? Correct Answers Vitamin C is easily filtered out
by the kidneys
Eggs that are fertilized in the uterus typically do not lead to a
successful pregnancy. What is the first problem such a zygote
would have? Correct Answers There is not enough time for
trophoblast cells to develop
How do steroid-based hormones trigger changes in cells?
Correct Answers They change which genes are readable
How do the lungs clear material from the alveoli and terminal
bronchioles? Correct Answers Peristalsis of smooth muscle
How does the body excrete the carbon waste created during
aerobic respiration? Correct Answers By exhaling carbon
dioxide
How does the embryo acquire nutrition during the first two
months of pregnancy? Correct Answers By digesting
endometrial cells
, How does the larynx change to create a higher pitch to your
voice? Correct Answers The thyroid cartilage is pulled forward
How does the presence of ADH cause the production of
concentrated urine? Correct Answers ADH triggers aquaporin
production which causes water to leave the collecting ducts
How does the smooth muscle of the bladder "know" when to
relax? Correct Answers A parasympathetic signal triggered by
a conscious decision
How many copies of each chromosome are in a mature human
gamete? Correct Answers 1
How many unique antigens can each lymphocyte recognize?
Correct Answers 1
How would the body respond to a signal from the kidney that
blood pressure was too low? Correct Answers It would produce
angiotensin
If a patient has their gallbladder removed, what is the most
likely outcome? Correct Answers They will have trouble
digesting fats
If the brain were to cause the sinoatrial node to fire too quickly,
how would the atrioventricular node react? Correct Answers It
would decrease the rate of contraction signals
Correct | With Complete Solutions
At what point in development do the oogonia divide into
secondary oocytes? Correct Answers After puberty, one per
month
Children's drinks are often fortified and advertised as containing
"100% Daily Vitamin C". But even if a child drinks several juice
boxes in the same day, the excess vitamin C is not dangerous.
Why is this? Correct Answers Vitamin C is easily filtered out
by the kidneys
Eggs that are fertilized in the uterus typically do not lead to a
successful pregnancy. What is the first problem such a zygote
would have? Correct Answers There is not enough time for
trophoblast cells to develop
How do steroid-based hormones trigger changes in cells?
Correct Answers They change which genes are readable
How do the lungs clear material from the alveoli and terminal
bronchioles? Correct Answers Peristalsis of smooth muscle
How does the body excrete the carbon waste created during
aerobic respiration? Correct Answers By exhaling carbon
dioxide
How does the embryo acquire nutrition during the first two
months of pregnancy? Correct Answers By digesting
endometrial cells
, How does the larynx change to create a higher pitch to your
voice? Correct Answers The thyroid cartilage is pulled forward
How does the presence of ADH cause the production of
concentrated urine? Correct Answers ADH triggers aquaporin
production which causes water to leave the collecting ducts
How does the smooth muscle of the bladder "know" when to
relax? Correct Answers A parasympathetic signal triggered by
a conscious decision
How many copies of each chromosome are in a mature human
gamete? Correct Answers 1
How many unique antigens can each lymphocyte recognize?
Correct Answers 1
How would the body respond to a signal from the kidney that
blood pressure was too low? Correct Answers It would produce
angiotensin
If a patient has their gallbladder removed, what is the most
likely outcome? Correct Answers They will have trouble
digesting fats
If the brain were to cause the sinoatrial node to fire too quickly,
how would the atrioventricular node react? Correct Answers It
would decrease the rate of contraction signals
