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Anatomy & Physiology -II

150 questions found

Practice Questions

120. The “lubb” sound of the heart is caused by the closure of which valves?

A. Aortic and pulmonary valves
B. Mitral and tricuspid valves ✓
C. Mitral and aortic valves
D. Tricuspid and pulmonary valves
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

106. The three stages of childbirth (parturition) are:

A. Dilation, crowning, delivery
B. Dilation, expulsion, placental stage ✓
C. Implantation, gestation, delivery
D. Fertilization, implantation, birth
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

107. Which hormone maintains the uterine lining during pregnancy?

A. Estrogen
B. Luteinizing hormone
C. Progesterone ✓
D. Follicle-stimulating hormone
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

108. The master endocrine gland that controls most other endocrine glands is the:

A. Hypothalamus
B. Adrenal gland
C. Pituitary gland ✓
D. Thyroid gland
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

109. The phase of the cardiac cycle when the ventricles contract and eject blood is called:

A. Diastole
B. Systole ✓
C. Atrial contraction
D. Ventricular filling
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

110. The formed elements of blood include:

A. Plasma and proteins
B. Red blood cells, white blood cells, and platelets ✓
C. Water and electrolytes
D. Hormones and nutrients
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

111. Which cells are responsible for producing antibodies?

A. T cells
B. Macrophages
C. Natural killer cells
D. Plasma cells (from B cells) ✓
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

96. Which gland produces melatonin, regulating sleep-wake cycles?

A. Thyroid gland
B. Pineal gland ✓
C. Pituitary gland
D. Adrenal gland
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

97. The valve located between the left atrium and left ventricle is the:

A. Tricuspid valve
B. Pulmonary valve
C. Aortic valve
D. Mitral (bicuspid) valve ✓
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

98. The smallest arteries are called:

A. Veins
B. Venules
C. Arterioles ✓
D. Capillaries
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

99. The fluid portion of blood after clotting factors have been removed is called:

A. Plasma
B. Serum ✓
C. Lymph
D. Interstitial fluid
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

100. Which type of immunity develops after exposure to a pathogen or vaccination?

A. Innate immunity
B. Passive immunity
C. Adaptive (Acquired) immunity ✓
D. Autoimmunity
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

101. The tonsils are part of which body system?

A. Digestive
B. Respiratory
C. Lymphatic ✓
D. Endocrine
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

102. The total amount of air that can be inspired after a normal expiration is the:

A. Tidal volume
B. Inspiratory capacity ✓
C. Functional residual capacity
D. Vital capacity
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

103. The primary role of the large intestine is:

A. Digestion of fats
B. Absorption of nutrients
C. Water absorption and feces formation ✓
D. Protein digestion
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

104. The process by which the kidney removes substances from the blood and adds them to the filtrate is called:

A. Filtration
B. Reabsorption
C. Secretion ✓
D. Excretion
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

105. The primary organ of the urinary system is the:

A. Bladder
B. Urethra
C. Kidney ✓
D. Ureter
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

91. The primary role of ADH (Antidiuretic Hormone) is to:

A. Increase urine output
B. Decrease urine output by increasing water reabsorption ✓
C. Increase sodium excretion
D. Decrease potassium reabsorption
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

92. The hormone responsible for the maturation of follicles in the ovary is:

A. LH
B. FSH ✓
C. Progesterone
D. Estrogen
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026
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