MCQs

11262 questions found

Practice Questions

72. Which type of immunity is gained when antibodies are passed from mother to fetus?

A. Active natural immunity

B. Passive natural immunity ✓

C. Active artificial immunity

D. Passive artificial immunity

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

71. The lymphatic system returns fluid to the bloodstream via the:

A. Subclavian veins ✓

B. Jugular veins

C. Carotid arteries

D. Aorta

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

70. What component of blood is responsible for initiating the clotting cascade?

A. Red blood cells

B. White blood cells

C. Plasma proteins

D. Platelets ✓

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

69. The blood vessels that directly supply the heart muscle with oxygenated blood are the:

A. Pulmonary arteries

B. Coronary arteries ✓

C. Aorta

D. Vena cava

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

68. The anterior pituitary hormone that stimulates the adrenal cortex to secrete hormones is:

A. TSH

B. ACTH ✓

C. GH

D. PRL

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

67. Which hormone is essential for the maturation of sperm and secondary male sexual characteristics?

A. Estrogen

B. Progesterone

C. Testosterone ✓

D. Luteinizing hormone

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

66. The average gestation period in humans is approximately:

A. 28 weeks

B. 32 weeks

C. 38 weeks ✓

D. 42 weeks

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

65. The release of renin by the kidneys is stimulated by:

A. High blood pressure

B. Low blood pressure ✓

C. High sodium levels

D. High potassium levels

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

64. The reabsorption of most filtered glucose and amino acids occurs in the:

A. Loop of Henle

B. Distal convoluted tubule

C. Proximal convoluted tubule ✓

D. Collecting duct

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

63. What prevents food from entering the trachea during swallowing?

A. Uvula

B. Soft palate

C. Epiglottis ✓

D. Tongue

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

62. The hepatic portal vein carries nutrient-rich, deoxygenated blood from the digestive organs to the:

A. Heart

B. Kidneys

C. Liver ✓

D. Spleen

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

61. The functional residual capacity (FRC) is the volume of air remaining in the lungs after a:

A. Normal inspiration

B. Normal expiration ✓

C. Forced inspiration

D. Forced expiration

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

60. Which part of the brain controls the rate and depth of breathing?

A. Cerebellum

B. Cerebrum

C. Medulla oblongata ✓

D. Hypothalamus

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

59. The exchange of gases in the tissues occurs in the:

A. Arteries

B. Veins

C. Capillaries ✓

D. Arterioles

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

58. The lymphatic capillaries differ from blood capillaries in that they are:

A. Larger in diameter

B. More permeable ✓

C. Less permeable

D. Impermeable to proteins

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

57. The process of blood clot formation is called:

A. Hemolysis

B. Fibrinolysis

C. Hemostasis ✓

D. Erythropoiesis

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

56. Which type of blood cell is responsible for fighting infections?

A. Erythrocytes

B. Platelets

C. Leukocytes ✓

D. Thrombocytes

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

55. The pulmonary veins carry:

A. Oxygenated blood to the lungs

B. Deoxygenated blood to the heart

C. Oxygenated blood to the heart ✓

D. Deoxygenated blood from the heart

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

54. The layer of the heart wall that is primarily responsible for its pumping action is the:

A. Pericardium

B. Epicardium

C. Myocardium ✓

D. Endocardium

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nmdcat.online Anatomy & Physiology -II

Jun 6, 2026

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MCQs

Practice Questions

72. Which type of immunity is gained when antibodies are passed from mother to fetus?

71. The lymphatic system returns fluid to the bloodstream via the:

70. What component of blood is responsible for initiating the clotting cascade?

69. The blood vessels that directly supply the heart muscle with oxygenated blood are the:

68. The anterior pituitary hormone that stimulates the adrenal cortex to secrete hormones is:

67. Which hormone is essential for the maturation of sperm and secondary male sexual characteristics?

66. The average gestation period in humans is approximately:

65. The release of renin by the kidneys is stimulated by:

64. The reabsorption of most filtered glucose and amino acids occurs in the:

63. What prevents food from entering the trachea during swallowing?

62. The hepatic portal vein carries nutrient-rich, deoxygenated blood from the digestive organs to the:

61. The functional residual capacity (FRC) is the volume of air remaining in the lungs after a:

60. Which part of the brain controls the rate and depth of breathing?

59. The exchange of gases in the tissues occurs in the:

58. The lymphatic capillaries differ from blood capillaries in that they are:

57. The process of blood clot formation is called:

56. Which type of blood cell is responsible for fighting infections?

55. The pulmonary veins carry:

54. The layer of the heart wall that is primarily responsible for its pumping action is the:

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