1. Which is the largest internal organ of the human body?
Ans:
Liver (It is also the heaviest organ, with an average of 1.6 kilograms).
2. Where is the location of the mitral valve?
Ans:
It lies between the left atrium and the left ventricle of Heart.
3. What are the three parts of the small intestine?
Ans:
Duodenum, Jejunum and ileum.
4. How many bones in wrist and name each one?
Ans:
Eight small carpal bones, (scaphoid, lunate, triquetral, trapezium,
trapezoid, capitate,
hamate, pisiform)
5. How many pairs of cranial nerves are there in
the human body?
Ans:
The twelve pairs of cranial nerves (olfactory nerve, optic nerve, oculomotor
nerve, trochlear nerve, trigeminal nerve, abducens nerve, facial nerve,
vestibulocochlear nerve, glossopharyngeal nerve, vagus nerve, spinal accessory
nerve, and hypoglossal nerve.)
6. What are the parts of the large intestine in
order?
Ans:
The cecum, colon, rectum and anal canal (Colon: Ascending colon, Transverse
colon, Descending colon, Sigmoid colon)
7. Which is the largest bone in the human body?
Ans: Femur,
(Also strongest and heaviest bone)
8. How many types of muscles are there in the human
body?
Ans: Three
types (skeletal, cardiac, and smooth muscles)
9. What are the organs found in the abdominal
cavity?
Ans:
The stomach, liver, gallbladder, spleen, pancreas, small intestine, kidneys, the large intestine, and adrenal glands.
10. Which is the largest organ in the
human body?
Ans: Skin (Largest external organ)
11. Which is the smallest organ in the
human body?
Ans: Pineal gland (8 mm
size)
12. How many bones in the vertebral column?
Ans: 26 Bones (Cervical: 7,
Thoracic: 12, Lumbar: 5, Sacram: 1, Coccyx: 1)
13. How many pairs of ribs in the human
body?
Ans: 12 Pairs of ribs (True
Ribs: First 7 pairs, False Ribs: 8th to 10th pairs, Floating Ribs: 11th &
12th pairs)
14. Which is the master gland in the human
body?
Ans: Pituitary (Master
gland)
15. Which is the longest nerve in the human
body?
Ans: Sciatic nerve (also largest nerve, From the Top of the leg to the foot)
16. How many valves present in the heart?
Ans: 4 Valves (The mitral
valve, tricuspid valve, aortic valve and pulmonary valve)
17. What are the different types of
cells present in the blood?
Ans: RBC, WBC and platelets
18. What is the excretory system made up
of?
Ans: The kidneys, Ureters, Bladder, and Urethra.
19. How many tarsal bones in the foot?
Ans: 7 Bones (Calcaneus,
Talus, Cuboid, Navicular, Medial, middle, and lateral cuneiforms)
20. Which is the smallest bone in the human
body?
Ans: Stapes (3 mm long)
21. Which is the largest muscle in the
human body?
Ans: The Gluteus Maximus muscle (is located at the back of the hip
22. Where is the location of the spleen?
Ans: Left upper quadrant of
the abdomen, under the ribcage and above the stomach.
23. How many lobes are found in human
lung?
Ans: The right lung has 3 lobes. The
left lung only has 2 lobes.
24. Which is the largest sesamoid bone
in the human body?
Ans: Patella (Present
within the quadriceps tendon in Knee)
25. What are the special senses of the
human body?
Ans: Eyes, Ears, Tongue, Skin, and Nose
26. What are the parts of nervous
system?
Ans: The central nervous system is made up of the brain and spinal cord.
The peripheral nervous system is made up of the nerve fibres that branch
off from the spinal cord and extend to all parts of the body.
27. What are the parts of the brain?
Ans: The cerebrum is
divided into four lobes: frontal, parietal, temporal, and occipital, the cerebellum is located under the cerebrum, the brainstem (midbrain, pons, and
medulla).
28. Which is the strongest ligament in the
body?
Ans: Iliofemoral ligament (Hip Joint)
29. What are the two bones of the
forearm?
Ans: The radius and ulna
30. What are the major organs found in
the thoracic cavity?
Ans: Trachea, Bronchi, Lungs, Esophagus, Heart and Thymus gland
31. Which is the largest vein in the
human body?
Ans: Inferior Vena Cava (Returns blood to the right atrium of the heart)
32. Which is the smallest muscle in
human body?
Ans: The stapedius (1 mm
length) located in the middle ear.
33. What are the three types of joints
in the body?
Ans: Fibrous (immovable), Cartilaginous (partially moveable) and the
Synovial (freely moveable) joint.
34. What is a tendon?
Ans: A tough band of the fibrous connective tissue that usually connects muscle to bone.
35. What are meninges?
Ans: The meninges are the
coverings of the brain (Dura mater, Arachnoid, and Pia mater)
36. What are the three parts of a long
bone?
Ans: The Metaphysis,
Diaphysis and Epiphysis
37. What are the ligaments of the knee?
Ans: Anterior cruciate ligament (ACL), Posterior cruciate ligament (PCL),
Medial collateral ligament (MCL), Lateral collateral ligament (LCL).
38. What is the normal respiration rate
in adults?
Ans: 12 to 16 breaths per
minute.
39. What is the normal blood pressure of
human body?
Ans: 120/80 mm Hg
40. What is the normal body temperature
of human?
Ans: 98.6 *F (37 *C)
41. What is a cervical rib?
Ans: an extra rib that forms above the normal first rib
42. Which is called shoulder blade?
Ans: The Scapula (a triangular, flat bone of shoulder girdle)
43. What is an autonomic nervous system
composed of?
Ans: Sympathetic Nervous System (SNS)
and Parasympathetic Nervous System (PNS)
44. What is a bursa?
Ans: Sac filled with lubricating fluid.
45. What are the major organs of
endocrine system?
Ans: Hypothalamus,
Pituitary, Thyroid, Parathyroids, Adrenals, Pineal body, pancreas and the
reproductive organs (ovaries/testes).
46. Which structure is the natural
pacemaker of the heart?
Ans: The Sinoatrial Node
47. Which muscle is called peripheral
heart?
Ans: The soleus (pumping
venous blood back into the heart from the periphery
48. Which muscle is responsible for
respiration?
Ans: The diaphragm (a thin, dome-shaped muscle that separates the
abdominal cavity from the
thoracic cavity).
49. What are the accessory organs of
digestion?
Ans: The tongue, salivary glands, pancreas, liver, and gallbladder.
50. What are the major salivary glands?
Ans: The parotid, submandibular, and sublingual glands.