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Anatomy most important MCQs

 


1. The smallest bone in the human body is:



A) Femur

B) Stapes

C) Ulna

D) Rib

Answer: B





2. The longest bone in the human body is:



A) Tibia

B) Femur

C) Humerus

D) Fibula

Answer: B





3. The functional unit of the kidney is:



A) Nephron

B) Alveoli

C) Sarcomere

D) Neuron

Answer: A





4. The longest nerve in the human body is:



A) Vagus nerve

B) Sciatic nerve

C) Facial nerve

D) Optic nerve

Answer: B





5. RBCs are formed in the:



A) Liver

B) Bone marrow

C) Spleen

D) Kidney

Answer: B





6. The bone that protects the brain is called:



A) Femur

B) Rib cage

C) Skull

D) Sternum

Answer: C





7. The number of bones in an adult human body is:



A) 260

B) 206

C) 210

D) 201

Answer: B





8. The largest organ in the human body is:



A) Heart

B) Skin

C) Liver

D) Lung

Answer: B





9. The main muscle of respiration is:



A) Deltoid

B) Diaphragm

C) Biceps

D) Triceps

Answer: B





10. The bone that forms the forehead is:



A) Maxilla

B) Frontal bone

C) Mandible

D) Zygomatic bone

Answer: B





11. The clavicle is also known as:



A) Collar bone

B) Knee cap

C) Shin bone

D) Wrist bone

Answer: A





12. The voice box is also called:



A) Trachea

B) Larynx

C) Pharynx

D) Bronchi

Answer: B





13. The largest part of the brain is:



A) Cerebellum

B) Brainstem

C) Cerebrum

D) Medulla

Answer: C





14. The bone that forms the lower jaw is:



A) Maxilla

B) Mandible

C) Zygomatic

D) Frontal

Answer: B





15. The organ that produces insulin is:



A) Liver

B) Spleen

C) Pancreas

D) Kidney

Answer: C





16. The heart is located in the:



A) Cranial cavity

B) Thoracic cavity

C) Abdominal cavity

D) Pelvic cavity

Answer: B





17. The number of ribs in the human body is:



A) 20

B) 16

C) 24

D) 30

Answer: C (12 pairs = 24)





18. The fluid that protects the brain and spinal cord is:



A) Blood

B) Serous fluid

C) CSF

D) Synovial fluid

Answer: C





19. The basic unit of the nervous system is:



A) Axon

B) Neuron

C) Dendrite

D) Synapse

Answer: B





20. The bone that forms the hip is:



A) Ilium

B) Scapula

C) Fibula

D) Sternum

Answer: A




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