50 Solved Anatomy and Physiology Multiple Choice Questions MCQ [51 - 100]

Which of the following is responsible for the production of sperm cells?

51. A. Epididymis

B. Seminal vesicles

C. Prostate gland

D. Testes

Answer: D. Testes

52. What is the function of the epiglottis?

A. To regulate body temperature

B. To control the flow of urine

C. To protect the trachea during swallowing

D. To aid in digestion

Answer: C. To protect the trachea during swallowing

53. Which of the following is responsible for the production of bile?

A. Liver

B. Pancreas

C. Gallbladder

D. Stomach

Answer: A. Liver

54. Which of the following is NOT a part of the respiratory system?

A. Lungs

B. Trachea

C. Esophagus

D. Bronchi

Answer: C. Esophagus

55. What is the primary function of the small intestine?

A. Absorption of nutrients

B. Storage of waste

C. Digestion of food

D. Production of enzymes

Answer: A. Absorption of nutrients

56. Which of the following hormones regulates blood sugar levels?

A. Insulin

B. Glucagon

C. Estrogen

D. Testosterone

Answer: A. Insulin

57. Which blood vessels carry oxygenated blood away from the heart?

A. Arteries

B. Veins

C. Capillaries

D. Venules

Answer: A. Arteries

58. Which of the following is NOT a part of the axial skeleton?

A. Skull

B. Ribs

C. Spine

D. Pelvis

Answer: D. Pelvis

59. What is the function of red blood cells?

A. Carrying oxygen

B. Fighting infection

C. Transporting nutrients

D. Filtering blood

Answer: A. Carrying oxygen

60. Which of the following organs is responsible for producing bile?

A. Liver

B. Pancreas

C. Gallbladder

D. Stomach

Answer: A. Liver

61. Which of the following is NOT a part of the respiratory system?

A. Lungs

B. Trachea

C. Esophagus

D. Bronchi

Answer: C. Esophagus

62. Which organ is responsible for detoxifying harmful substances in the body?

A. Kidney

B. Liver

C. Pancreas

D. Spleen

Answer: B. Liver

63. What is the primary function of the small intestine?

A. Absorption of nutrients

B. Storage of waste

C. Digestion of food

D. Production of enzymes

Answer: A. Absorption of nutrients

64. Which of the following is NOT a function of the skin?

A. Protection

B. Sensation

C. Hormone production

D. Temperature regulation

Answer: C. Hormone production

65. Which type of muscle is responsible for involuntary contractions?

A. Skeletal muscle

B. Smooth muscle

C. Cardiac muscle

D. Striated muscle

Answer: B. Smooth muscle

66. What is the purpose of the epiglottis?

A. To regulate body temperature

B. To control the flow of urine

C. To protect the trachea during swallowing

D. To aid in digestion

Answer: C. To protect the trachea during swallowing

67. Which of the following hormones regulates the menstrual cycle in females?

A. Estrogen

B. Progesterone

C. Testosterone

D. Prolactin

Answer: A. Estrogen

68. Which of the following is responsible for the production of the hormone adrenaline?

A. Thyroid gland

B. Adrenal glands

C. Pituitary gland

D. Pancreas

Answer: B. Adrenal glands

69. What is the function of the semicircular canals in the inner ear?

A. Regulation of body temperature

B. Maintenance of balance and spatial orientation

C. Production of hormones

D. Transportation of sound waves

Answer: B. Maintenance of balance and spatial orientation

70. Which of the following is NOT a type of connective tissue?

A. Bone tissue

B. Muscle tissue

C. Blood tissue

D. Cartilage tissue

Answer: B. Muscle tissue

71. What is the main function of the urinary system?

A. Regulation of body temperature

B. Production of hormones

C. Elimination of waste products

D. Transport of oxygen

Answer: C. Elimination of waste products

72. Which of the following is responsible for producing antibodies?

A. Lymph nodes

B. Tonsils

C. Thymus

D. Spleen

Answer: A. Lymph nodes

73. Which of the following is the largest part of the brain?

A. Cerebrum

B. Cerebellum

C. Medulla oblongata

D. Hypothalamus

Answer: A. Cerebrum

74. What is the purpose of the eardrum?

A. Balancing body fluids

B. Transmitting sound waves

C. Filtering air

D. Protecting the inner ear

Answer: B. Transmitting sound waves

75. Which of the following is NOT a type of blood vessel?

A. Artery

B. Vein

C. Capillary

D. Alveolus

Answer: D. Alveolus

76. What is the role of the gallbladder in the digestive system?

A. Production of digestive enzymes

B. Absorption of nutrients

C. Storage and concentration of bile

D. Transport of waste products

Answer: C. Storage and concentration of bile

77. Which of the following is NOT a function of the lymphatic system?

A. Drainage of excess fluid from tissues

B. Production of white blood cells

C. Absorption of nutrients

D. Defense against infections

Answer: C. Absorption of nutrients

78. What is the purpose of the mucus in the respiratory system?

A. To regulate body temperature

B. To facilitate gas exchange

C. To protect the airways from dust and pathogens

D. To aid in digestion

Answer: C. To protect the airways from dust and pathogens

79. Which of the following hormones is responsible for regulating sleep-wake cycles?

A. Melatonin

B. Insulin

C. Adrenaline

D. Estrogen

Answer: A. Melatonin

80. Which of the following is NOT a function of the skeletal system?

A. Support

B. Protection

C. Blood cell production

D. Muscle contraction

Answer: D. Muscle contraction

81. Which of the following is responsible for the production of red blood cells?

A. Spleen

B. Thymus

C. Bone marrow

D. Lymph nodes

Answer: C. Bone marrow

82. What is the function of the trachea in the respiratory system?

A. Balancing body fluids

B. Transmitting sound waves

C. Filtering air

D. Transporting air to and from the lungs

Answer: D. Transporting air to and from the lungs

83. Which of the following hormones is responsible for the development of secondary sexual characteristics in females?

A. Estrogen

B. Progesterone

C. Testosterone

D. Prolactin

Answer: A. Estrogen

84. What is the purpose of the alveoli in the respiratory system?

A. Production of mucus

B. Exchange of oxygen and carbon dioxide with the bloodstream

C. Regulation of body temperature

D. Storage of air

Answer: B. Exchange of oxygen and carbon dioxide with the bloodstream

85. Which of the following is NOT a function of the liver?

A. Detoxification

B. Protein synthesis

C. Regulation of blood sugar levels

D. Production of bile

Answer: C. Regulation of blood sugar levels

86. What is the role of the cerebellum in the brain?

A. Regulation of body temperature

B. Control of voluntary muscle movements and balance

C. Production of hormones

D. Memory storage and retrieval

Answer: B. Control of voluntary muscle movements and balance

87. Which of the following is responsible for the production of the hormone oxytocin?

A. Pituitary gland

B. Thyroid gland

C. Adrenal glands

D. Pancreas

Answer: A. Pituitary gland

88. What is the function of the mitral valve in the heart?

A. To prevent blood from flowing back into the right atrium

B. To prevent blood from flowing back into the left atrium

C. To prevent blood from flowing back into the right ventricle

D. To prevent blood from flowing back into the left ventricle

Answer: B. To prevent blood from flowing back into the left atrium

89. Which of the following is NOT a type of muscle tissue?

A. Skeletal muscle

B. Smooth muscle

C. Cardiac muscle

D. Nervous muscle

Answer: D. Nervous muscle

90. What is the purpose of the spleen in the immune system?

A. Production of antibodies

B. Storage of red blood cells

C. Filtering and destroying old or damaged red blood cells

D. Regulation of blood pressure

Answer: C. Filtering and destroying old or damaged red blood cells

91. Which of the following is responsible for the production of progesterone?

A. Ovaries

B. Uterus

C. Fallopian tubes

D. Vagina

Answer: A. Ovaries

92. What is the function of the lens in the eye?

A. To regulate body temperature

B. To protect the eye from foreign objects

C. To focus light onto the retina

D. To produce tears

Answer: C. To focus light onto the retina

93. Which of the following hormones is responsible for the fight-or-flight response?

A. Melatonin

B. Insulin

C. Adrenaline

D. Estrogen

Answer: C. Adrenaline

94. What is the purpose of the synovial fluid in joints?

A. To regulate body temperature

B. To facilitate movement and reduce friction between bones

C. To produce red blood cells

D. To transport nutrients to the joint capsule

Answer: B. To facilitate movement and reduce friction between bones

95. Which of the following is NOT a function of the kidneys?

A. Regulation of blood pressure

B. Filtration of waste products from the blood

C. Production of urine

D. Production of hormones

Answer: D. Production of hormones

96. What is the function of the epididymis in the male reproductive system?

A. Production of sperm cells

B. Storage and maturation of sperm cells

C. Production of testosterone

D. Transportation of sperm cells

Answer: B. Storage and maturation of sperm cells

97. Which of the following is responsible for the production of the hormone insulin?

A. Adrenal glands

B. Pancreas

C. Thyroid gland

D. Pituitary gland

Answer: B. Pancreas

98. What is the primary function of the large intestine?

A. Absorption of water and electrolytes

B. Digestion of food

C. Production of enzymes

D. Storage of waste products

Answer: A. Absorption of water and electrolytes

99. Which of the following is responsible for the production of tears?

A. Lacrimal glands

B. Salivary glands

C. Sweat glands

D. Adrenal glands

Answer: A. Lacrimal glands

100. What is the purpose of the diaphragm in the respiratory system?

A. Regulation of body temperature

B. Protection of the lungs

C. Control of vocalization

D. Aid in breathing by contracting and relaxing

Answer: D. Aid in breathing by contracting and relaxing