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BS Nursing

5385 questions found

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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