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Practice Questions

8. The hypothalamic-pituitary axis is a critical feedback loop controlling many endocrine glands. Which gland is often referred to as the “master gland”?

A. Thyroid gland
B. Adrenal gland
C. Pituitary gland ✓
D. Pancreas
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

7. Which part of the adrenal gland produces epinephrine and norepinephrine?

A. Adrenal cortex
B. Adrenal medulla ✓
C. Zona glomerulosa
D. Zona fasciculata
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

6. Parathyroid hormone (PTH) plays a crucial role in regulating the blood levels of what ion?

A. Sodium
B. Potassium
C. Calcium ✓
D. Chloride
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

5. Glucagon is secreted by the alpha cells of the pancreas and has what effect on blood glucose?

A. Decreases it
B. Increases it ✓
C. Has no effect
D. Regulates calcium
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

4. The primary function of insulin, secreted by the pancreas, is to:

A. Raise blood glucose levels
B. Lower blood glucose levels ✓
C. Stimulate protein synthesis
D. Increase fat breakdown
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

3. Which endocrine gland is responsible for regulating basal metabolic rate?

A. Pancreas
B. Thyroid gland ✓
C. Adrenal gland
D. Parathyroid gland
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

2. The adrenal cortex produces hormones such as cortisol and aldosterone. These are classified as:

A. Catecholamines
B. Steroid hormones ✓
C. Peptide hormones
D. Amine hormones
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

1. Which hormone is released by the posterior pituitary gland and causes water reabsorption in the kidneys?

A. Oxytocin
B. Antidiuretic Hormone (ADH) ✓
C. Growth Hormone
D. Prolactin
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nmdcat.online Anatomy & Physiology -II
Jun 6, 2026

The enzyme responsible for breaking down dietary proteins into smaller peptides and amino acids in the stomach is:

A. Amylase
B. Lipase
C. Pepsin ✓
D. Trypsin
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nmdcat.online Bio chemistry for nurses
Jun 6, 2026

A patient with a genetic defect in their ability to synthesize certain nucleotide bases may have impaired DNA replication and cell division. The primary building blocks of DNA are:

A. Amino acids
B. Monosaccharides
C. Nucleotides ✓
D. Fatty acids
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nmdcat.online Bio chemistry for nurses
Jun 6, 2026
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