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Intro to Human Physiology. We covered all the Intro to Human Physiology MCQ in this post for free so that you can practice well for the exam.
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MCQ on Intro to Human Physiology for Students
Which vitamin plays a crucial role in the process of blood clotting?
(a) Vitamin A
(b) Vitamin D
(c) Vitamin E
(d) Vitamin K
Option d – Vitamin K
Which type of cells in the human body produce androgen hormones?
(a) Sertoli cells
(b) Leydig cells
(c) Germinal cells
(d) Mucus cells
Option b – Leydig cells
Which of the following substances triggers clotting at the point of entry in the bloodstream?
(a) Fibrinogen
(b) Prothrombin
(c) Heparin
(d) Thromboplastin
Option d – Thromboplastin
Which part of the brain is primarily responsible for processing thoughts?
(a) Midbrain
(b) Hypothalamus
(c) Forebrain
(d) Hindbrain
Option c – Forebrain
Choose the correct statement regarding digestion in living organisms.
(a) Glucose is broken down into glycerol
(b) Glucose is stored as glycogen
(c) Glucose is converted into carbon dioxide and water
(d) Proteins are digested into amino acids
Option d – Proteins are digested into amino acids
Assertion: All proteins consumed in food are digested only in the small intestine. Reason: Enzymes from the pancreas that digest proteins are released into the small intestine.
Which of the following is true?
(a) Both the assertion and reason are true, and the reason explains the assertion correctly
(b) Both the assertion and reason are true, but the reason does not explain the assertion
(c) The assertion is correct, but the reason is incorrect
(d) The assertion is incorrect, but the reason is correct
Option d – The assertion is incorrect, but the reason is correct
In the human heart, which chamber receives oxygenated blood from the lungs?
(a) Left atrium
(b) Right atrium
(c) Right ventricle
(d) Left ventricle
Option a – Left atrium
How many ribs are typically found in the human ribcage?
(a) 12
(b) 14
(c) 16
(d) 24
Option a – 12
Which brain region is responsible for balance, posture, and muscle coordination?
(a) Cerebrum
(b) Thalamus
(c) Cerebellum
(d) Hypothalamus
Option c – Cerebellum
What are biological catalysts in the human body called?
(a) Hormones
(b) Vitamins
(c) Steroids
(d) Enzymes
Option d – Enzymes
Which mineral is essential for conducting nerve impulses?
(a) Calcium
(b) Iron
(c) Sodium
(d) Zinc
Option c – Sodium
Which of the following statements is accurate?
(a) All arteries carry oxygenated blood
(b) All veins carry oxygenated blood
(c) All arteries except the pulmonary artery carry oxygenated blood
(d) All veins except the pulmonary vein carry deoxygenated blood
Option c – All arteries except the pulmonary artery carry oxygenated blood
What is the hardest substance in the human body?
(a) Skull bones
(b) Fingernails
(c) Tooth enamel
(d) Spinal vertebrae
Option c – Tooth enamel
Which region of the brain controls swallowing and the act of vomiting?
(a) Cerebellum
(b) Cerebrum
(c) Medulla oblongata
(d) Cortex
Option c – Medulla oblongata
How many chambers are present in a mammalian heart?
(a) 2
(b) 3
(c) 4
(d) 5
Option c – 4
In which part of the human body are red blood cells produced?
(a) Heart
(b) Spleen
(c) Liver
(d) Bone marrow
Option d – Bone marrow
Which part of the brain plays a key role in regulating sleep?
(a) Medulla oblongata
(b) Cerebellum
(c) Pineal gland
(d) Pituitary gland
Option c – Pineal gland
Which human organ performs the same function that Malpighian tubules do in insects?
(a) Lungs
(b) Kidneys
(c) Heart
(d) Reproductive organs
Option b – Kidneys
Accumulation of which compound in muscles is responsible for fatigue?
(a) Lactic acid
(b) Benzoic acid
(c) Pyruvic acid
(d) Uric acid
Option a – Lactic acid
Which of the following is not a typical function of human kidneys?
(a) Managing water balance in the blood
(b) Regulating blood sugar levels
(c) Filtering out urea
(d) Producing certain hormones
Option b – Regulating blood sugar levels
What causes the yellowish color of urine?
(a) Bile
(b) Lymph
(c) Cholesterol
(d) Urochrome
Option d – Urochrome
Where are smooth muscles commonly located in the human body?
(a) Leg muscles
(b) Arm muscles
(c) Stomach
(d) Heart
Option c – Stomach
What is the SA node of the heart commonly known as?
(a) Autoregulator
(b) Pacemaker
(c) Time controller
(d) Beat regulator
Option b – Pacemaker
When does the human heart experience a resting phase?
(a) Never
(b) During sleep
(c) In between two heartbeats
(d) While practicing yoga
Option c – In between two heartbeats
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