Update ) Anatomy and
Physiology IV with Lab | Questions &
Answers | 100% Correct | Grade A –
Chamberlain
1. Which component of blood is responsible for clotting?
A. Platelets
B. Red blood cells
C. White blood cells
D. Plasma
Correct Answer: A
Rationale: Platelets play a key role in blood clot formation.
2. Which organ is primarily responsible for detoxification?
A. Liver
B. Kidney
C. Spleen
D. Heart
Correct Answer: A
Rationale: The liver metabolizes and detoxifies harmful
substances.
3. Which hormone regulates blood glucose levels?
A. Insulin
B. Cortisol
, C. Thyroxine
D. Aldosterone
Correct Answer: A
Rationale: Insulin lowers blood glucose by facilitating cellular
uptake.
4. Which electrolyte is most abundant intracellularly?
A. Potassium
B. Sodium
C. Calcium
D. Chloride
Correct Answer: A
Rationale: Potassium is the primary intracellular cation.
5. Which lab test evaluates kidney function?
A. Serum creatinine
B. ALT
C. Troponin
D. Hemoglobin
Correct Answer: A
Rationale: Creatinine reflects glomerular filtration rate.
6. Which structure filters blood in the kidney?
A. Glomerulus
B. Nephron loop
C. Collecting duct
D. Ureter
, Correct Answer: A
Rationale: The glomerulus filters blood to form urine.
7. Which white blood cell fights parasitic infections?
A. Eosinophils
B. Neutrophils
C. Lymphocytes
D. Basophils
Correct Answer: A
Rationale: Eosinophils are involved in parasitic defense.
8. Which condition is characterized by high blood glucose?
A. Diabetes mellitus
B. Hypothyroidism
C. Anemia
D. Hypertension
Correct Answer: A
Rationale: Diabetes mellitus results in hyperglycemia.
9. Which lab marker indicates cardiac injury?
A. Troponin
B. ALT
C. Creatinine
D. Hemoglobin
Correct Answer: A
Rationale: Troponin is highly specific for myocardial injury.
10. Which organ produces bile?
A. Liver