GUIDE 2026/2027 COMPLETE
QUESTIONS WITH VERIFIED CORRECT
ANSWERS || 100% GUARANTEED PASS
NEWEST VERSION)
Description: This study guide focuses on the fundamental aspects of human physiology, ideal
for students preparing for exams. The questions cover essential topics like homeostasis, muscle
contraction, nerve impulses, blood circulation, respiration, digestion, excretion, hormone
regulation, and reproduction. Prepare for your exams with confidence with these carefully
crafted MCQs.
Keywords: Physiology, Human Body, Homeostasis, Muscle Contraction, Nerve Impulses, Blood
Circulation, Respiration, Digestion, Excretion, Hormone Regulation, Reproduction.
1. What is the primary function of the nervous system?
a) Regulation of body temperature
b) Coordination of voluntary and involuntary actions
c) Production of hormones
d) Digestion of food
Correct Answer: b) Coordination of voluntary and involuntary actions ✅✅✅
2. Which of the following is the main function of red blood cells?
a) Fighting infections
b) Transporting oxygen
c) Clotting blood
d) Producing hormones
Correct Answer: b) Transporting oxygen ✅✅✅
, 3. Which part of the brain is responsible for regulating heart rate and blood
pressure?
a) Cerebrum
b) Cerebellum
c) Medulla Oblongata
d) Thalamus
Correct Answer: c) Medulla Oblongata ✅✅✅
4. During muscle contraction, which ion is primarily responsible for triggering
the process?
a) Sodium
b) Potassium
c) Calcium
d) Magnesium
Correct Answer: c) Calcium ✅✅✅
5. What is the role of insulin in the human body?
a) Increases blood glucose levels
b) Decreases blood glucose levels
c) Stimulates protein synthesis
d) Increases metabolism rate
Correct Answer: b) Decreases blood glucose levels ✅✅✅
6. Where does the process of digestion begin in the human body?
a) Stomach
b) Large intestine
c) Mouth
d) Small intestine
Correct Answer: c) Mouth ✅✅✅