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BS Nursing

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Practice Questions

24. What are the first line of defense against pathogens, including skin and mucous membranes?

A. Specific immunity
B. Innate immunity
C. Adaptive immunity
D. Acquired immunity
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

25. Where do T lymphocytes mature?

A. Bone marrow
B. Spleen
C. Thymus gland
D. Lymph nodes
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

26. The exchange of gases (oxygen and carbon dioxide) in the lungs occurs across the:

A. Bronchi
B. Trachea
C. Alveolar-capillary membrane
D. Pleura
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

27. The voice box is also known as the:

A. Pharynx
B. Larynx
C. Trachea
D. Bronchus
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

28. What is the primary muscle of respiration?

A. Intercostal muscles
B. Diaphragm
C. Abdominal muscles
D. Sternocleidomastoid
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

29. The process of moving air into and out of the lungs is called:

A. Gas exchange
B. Cellular respiration
C. Ventilation
D. Perfusion
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

30. Which respiratory volume represents the maximum amount of air that can be exhaled after a maximal inhalation?

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

31. The primary site of nutrient absorption in the digestive system is the:

A. Stomach
B. Large intestine
C. Small intestine
D. Esophagus
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

32. What is the muscular tube that transports food from the pharynx to the stomach?

A. Trachea
B. Esophagus
C. Larynx
D. Bronchus
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

33. The enzyme responsible for breaking down carbohydrates in the mouth is:

A. Pepsin
B. Lipase
C. Amylase
D. Trypsin
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

34. Bile, produced by the liver, aids in the digestion of:

A. Carbohydrates
B. Proteins
C. Fats
D. Nucleic acids
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

21. Which type of immunity involves the production of antibodies by B lymphocytes?

A. Innate immunity
B. Cellular immunity
C. Humoral immunity
D. Passive immunity
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

9. Oxytocin, a hormone from the posterior pituitary, plays a role in:

A. Milk production
B. Uterine contractions during childbirth
C. Growth of long bones
D. Regulation of blood pressure
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

10. The cells in the testes that produce testosterone are called:

A. Sertoli cells
B. Spermatogonia
C. Leydig cells (interstitial cells)
D. Sustentacular cells
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

11. Which blood component is primarily responsible for oxygen transport?

A. Platelets
B. Leukocytes
C. Erythrocytes
D. Plasma
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

12. The universal blood recipient type is:

A. O negative
B. A positive
C. AB positive
D. B negative
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

13. Which of the following is the largest lymphatic organ in the body?

A. Thymus
B. Tonsil
C. Spleen
D. Lymph node
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

14. What is the approximate pH range of normal human blood?

A. 6.5-6.9
B. 7.0-7.3
C. 7.35-7.45
D. 7.5-7.8
nmdcat.online Anatomy & Physiology -II
Jun 6, 2026
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