PHYSIOLOGY – FINAL (NIGHTINGALE
COLLEGE) WEEK 15 EXAM WITH CORRECT
ACTUAL QUESTIONS AND CORRECTLY
WELL DEFINED ANSWERS LATEST
ALREADY GRADED A+
QUESTION 1
Which organ is primarily responsible for maintaining blood
glucose homeostasis?
A. Liver
B. Kidney
C. Heart
D. Lung
✔ Answer: A. Liver
,Explanation:
The liver regulates blood glucose by storing excess glucose
as glycogen (glycogenesis) and releasing glucose during
fasting (glycogenolysis and gluconeogenesis).
QUESTION 2
Which hormone lowers blood glucose levels?
A. Glucagon
B. Insulin
C. Cortisol
D. Epinephrine
✔ Answer: B. Insulin
Explanation:
Insulin promotes glucose uptake by cells and storage as
glycogen, lowering blood sugar levels.
QUESTION 3
,The functional unit of the kidney is the:
A. Neuron
B. Nephron
C. Alveolus
D. Glomerulus
✔ Answer: B. Nephron
Explanation:
The nephron filters blood and forms urine through filtration,
reabsorption, and secretion.
QUESTION 4
Gas exchange in the lungs occurs in the:
A. Bronchi
B. Trachea
C. Alveoli
, D. Pleura
✔ Answer: C. Alveoli
Explanation:
Alveoli are tiny air sacs where oxygen and carbon dioxide
diffuse between air and blood.
QUESTION 5
Which blood component is responsible for oxygen
transport?
A. Platelets
B. Plasma
C. Red blood cells
D. White blood cells
✔ Answer: C. Red blood cells
Explanation:
COLLEGE) WEEK 15 EXAM WITH CORRECT
ACTUAL QUESTIONS AND CORRECTLY
WELL DEFINED ANSWERS LATEST
ALREADY GRADED A+
QUESTION 1
Which organ is primarily responsible for maintaining blood
glucose homeostasis?
A. Liver
B. Kidney
C. Heart
D. Lung
✔ Answer: A. Liver
,Explanation:
The liver regulates blood glucose by storing excess glucose
as glycogen (glycogenesis) and releasing glucose during
fasting (glycogenolysis and gluconeogenesis).
QUESTION 2
Which hormone lowers blood glucose levels?
A. Glucagon
B. Insulin
C. Cortisol
D. Epinephrine
✔ Answer: B. Insulin
Explanation:
Insulin promotes glucose uptake by cells and storage as
glycogen, lowering blood sugar levels.
QUESTION 3
,The functional unit of the kidney is the:
A. Neuron
B. Nephron
C. Alveolus
D. Glomerulus
✔ Answer: B. Nephron
Explanation:
The nephron filters blood and forms urine through filtration,
reabsorption, and secretion.
QUESTION 4
Gas exchange in the lungs occurs in the:
A. Bronchi
B. Trachea
C. Alveoli
, D. Pleura
✔ Answer: C. Alveoli
Explanation:
Alveoli are tiny air sacs where oxygen and carbon dioxide
diffuse between air and blood.
QUESTION 5
Which blood component is responsible for oxygen
transport?
A. Platelets
B. Plasma
C. Red blood cells
D. White blood cells
✔ Answer: C. Red blood cells
Explanation:
