Top 50 Anatomy MCQs with Answers for Nursing Exams (Part 1)
Looking for the best Nursing Anatomy MCQs to ace your upcoming nursing exams? Whether you are preparing for BSN, GNM, ANM, or working towards licensing exams like NCLEX, DHA, HAAD, MOH, and Prometric, mastering anatomy and physiology is the key to success. In this comprehensive guide, we have compiled the top 50 Anatomy MCQs for Staff Nurse exams with precise answers to help you evaluate your knowledge, boost your preparation, and score high. Dive into Part 1 of our ultimate nursing exam quiz series and clear your concepts today!
Anatomy MCQs for BSN, GNM & Prometric Exams
1. What is the largest organ of the human body?
A. Liver
B. Skin
C. Brain
D. Lung
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Explanation: The skin is the largest organ of the body and protects against infection, injury, and dehydration while helping regulate body temperature.
2. How many bones are present in an adult human body?
A. 200
B. 204
C. 206
D. 208
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Explanation: An adult human skeleton contains 206 bones. Infants have more bones that fuse together during growth.
3. Which bone is known as the collarbone?
A. Scapula
B. Clavicle
C. Sternum
D. Humerus
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Explanation: The clavicle (collarbone) connects the sternum to the scapula and supports shoulder movement.
4. Which is the longest bone in the body?
A. Tibia
B. Radius
C. Femur
D. Fibula
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Explanation: The femur (thigh bone) is the longest and strongest bone in the human body.
5. The skull protects the:
A. Heart
B. Lungs
C. Brain
D. Liver
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Explanation: The skull encloses and protects the brain from injury.
6. How many chambers are present in the heart?
A. 2
B. 3
C. 4
D. 5
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Explanation: The heart has four chambers: right atrium, right ventricle, left atrium, and left ventricle.
7. Which chamber pumps oxygenated blood to the body?
A. Right atrium
B. Left atrium
C. Right ventricle
D. Left ventricle
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Explanation: The left ventricle pumps oxygen-rich blood into the aorta for distribution throughout the body.
8. Which blood vessel carries blood away from the heart?
A. Vein
B. Artery
C. Capillary
D. Venule
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Explanation: Arteries carry blood away from the heart, while veins carry blood toward the heart.
9. The largest artery is:
A. Pulmonary artery
B. Femoral artery
C. Aorta
D. Carotid artery
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Explanation: The aorta is the largest artery and carries oxygenated blood from the left ventricle to the body.
10. Which organ produces bile?
A. Pancreas
B. Liver
C. Stomach
D. Gallbladder
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Explanation: The liver produces bile, which helps digest and absorb fats.
11. Bile is stored in the:
A. Pancreas
B. Gallbladder
C. Spleen
D. Duodenum
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Explanation: The gallbladder stores and concentrates bile until it is needed for digestion.
12. The functional unit of the kidney is:
A. Neuron
B. Alveolus
C. Nephron
D. Osteon
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Explanation: The nephron is the functional unit of the kidney responsible for filtering blood and producing urine.
13. Humans normally have how many kidneys?
A. 1
B. 2
C. 3
D. 4
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Explanation: Most humans have two kidneys that filter waste products and regulate fluid balance.
14. The urinary bladder stores:
A. Blood
B. Bile
C. Urine
D. Lymph
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Explanation: The urinary bladder temporarily stores urine before it is expelled from the body.
15. The windpipe is called:
A. Esophagus
B. Bronchus
C. Trachea
D. Pharynx
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Explanation: The trachea, or windpipe, carries air between the larynx and bronchi.
16. Gas exchange occurs in:
A. Bronchi
B. Alveoli
C. Trachea
D. Pleura
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Explanation: Gas exchange of oxygen and carbon dioxide occurs in the alveoli of the lungs.
17. The right lung has:
A. 2 lobes
B. 3 lobes
C. 4 lobes
D. 5 lobes
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Explanation: The right lung has three lobes: upper, middle, and lower.
18. The left lung has:
A. 1 lobe
B. 2 lobes
C. 3 lobes
D. 4 lobes
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Explanation: The left lung has two lobes because space is occupied by the heart.
19. The diaphragm separates:
A. Brain and spinal cord
B. Thoracic and abdominal cavities
C. Heart and lungs
D. Pelvis and abdomen
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Explanation: The diaphragm is a muscular sheet separating the chest cavity from the abdominal cavity.
20. The largest part of the brain is:
A. Cerebellum
B. Brainstem
C. Cerebrum
D. Medulla
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Explanation: The cerebrum is the largest brain region and controls thinking, memory, sensation, and voluntary movement.
21. Balance is controlled by:
A. Cerebrum
B. Cerebellum
C. Pons
D. Thalamus
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Explanation: The cerebellum coordinates balance, posture, and smooth muscle movements.
22. The spinal cord is protected by:
A. Skull
B. Pelvis
C. Vertebral column
D. Ribs
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Explanation: The vertebral column surrounds and protects the spinal cord.
23. Normal number of cervical vertebrae:
A. 5
B. 7
C. 12
D. 33
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Explanation: The cervical region of the spine contains seven vertebrae (C1–C7).
24. Number of thoracic vertebrae:
A. 7
B. 10
C. 12
D. 14
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Explanation: The thoracic region consists of 12 vertebrae that articulate with the ribs.
25. Number of lumbar vertebrae:
A. 5
B. 7
C. 10
D. 12
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Explanation: The lumbar spine contains five large vertebrae that bear most body weight.
26. The kneecap is called:
A. Tibia
B. Fibula
C. Patella
D. Talus
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Explanation: The patella (kneecap) protects the knee joint and improves leg extension.
27. The shoulder blade is:
A. Clavicle
B. Scapula
C. Humerus
D. Radius
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Explanation: The scapula, or shoulder blade, connects the upper arm to the trunk and helps in shoulder movement.
28. The upper arm bone is:
A. Radius
B. Ulna
C. Humerus
D. Femur
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Explanation: The humerus is the long bone of the upper arm extending from shoulder to elbow.
29. The thumb contains:
A. 1 phalanx
B. 2 phalanges
C. 3 phalanges
D. 4 phalanges
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Explanation: Unlike other fingers, the thumb has only two phalanges: proximal and distal.
30. The smallest bone is found in the:
A. Nose
B. Ear
C. Hand
D. Foot
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Explanation: The stapes, located in the middle ear, is the smallest bone in the human body.
31. The breastbone is:
A. Scapula
B. Sternum
C. Clavicle
D. Hyoid
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Explanation: The sternum (breastbone) is located in the center of the chest and connects to the ribs.
32. Adults normally have how many ribs?
A. 12 pairs
B. 10 pairs
C. 14 pairs
D. 16 pairs
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Explanation: Humans normally have 12 pairs of ribs, making a total of 24 ribs.
33. The pancreas secretes:
A. Insulin
B. Bile
C. Renin
D. Erythropoietin
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Explanation: The pancreas produces insulin, which helps regulate blood glucose levels.
34. The spleen is part of the:
A. Digestive system
B. Lymphatic system
C. Respiratory system
D. Urinary system
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Explanation: The spleen filters blood and supports immune function as part of the lymphatic system.
35. Red blood cells are produced in:
A. Liver
B. Bone marrow
C. Spleen
D. Kidney
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Explanation: Red blood cells are formed in red bone marrow through a process called hematopoiesis.
36. The normal adult has how many teeth?
A. 28
B. 30
C. 32
D. 34
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Explanation: A complete adult dentition consists of 32 permanent teeth, including wisdom teeth.
37. The strongest tendon is:
A. Patellar tendon
B. Achilles tendon
C. Biceps tendon
D. Rotator cuff
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Explanation: The Achilles tendon connects calf muscles to the heel bone and is the strongest tendon in the human body.
38. The largest gland is:
A. Thyroid
B. Pancreas
C. Liver
D. Pituitary
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Explanation: The liver is the largest gland and performs important metabolic, digestive, and detoxification functions.
39. The pituitary gland is located in the:
A. Abdomen
B. Neck
C. Brain
D. Chest
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Explanation: The pituitary gland lies at the base of the brain and controls many endocrine glands.
40. The thyroid gland is located in the:
A. Chest
B. Neck
C. Abdomen
D. Pelvis
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Explanation: The thyroid gland is located in the anterior neck, just below the larynx.
41. Which blood type is universal donor?
A. A
B. B
C. AB
D. O Negative
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Explanation: O-negative blood lacks A, B, and Rh antigens, making it the universal donor for red blood cell transfusion.
42. Universal recipient blood group:
A. O
B. A
C. AB Positive
D. B
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Explanation: AB-positive individuals can receive red blood cells from all blood groups.
43. The appendix is attached to:
A. Ileum
B. Cecum
C. Colon
D. Rectum
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Explanation: The vermiform appendix arises from the cecum, which is the first part of the large intestine.
44. The longest part of the digestive tract is:
A. Stomach
B. Esophagus
C. Small intestine
D. Colon
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Explanation: The small intestine is the longest part of the digestive tract and the main site of nutrient absorption.
45. The first part of the small intestine:
A. Jejunum
B. Ileum
C. Duodenum
D. Colon
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Explanation: The duodenum is the first segment of the small intestine immediately after the stomach.
46. The voice box is:
A. Pharynx
B. Larynx
C. Trachea
D. Bronchus
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Explanation: The larynx contains vocal cords and is responsible for voice production.
47. Which cranial nerve is responsible for vision?
A. I
B. II
C. III
D. IV
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Explanation: Cranial nerve II (optic nerve) carries visual information from the retina to the brain.
48. The optic nerve is cranial nerve:
A. I
B. II
C. V
D. VIII
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Explanation: The optic nerve is the second cranial nerve and is essential for vision.
49. Hearing is associated with cranial nerve:
A. V
B. VII
C. VIII
D. X
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Explanation: The vestibulocochlear nerve (cranial nerve VIII) is responsible for hearing and balance.
50. The human body has how many cranial nerves?
A. 10 pairs
B. 12 pairs
C. 14 pairs
D. 16 pairs
Show Answer
Explanation: Humans have 12 pairs of cranial nerves that emerge directly from the brain and brainstem.
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