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Certified Medical Assistant — Practice Exam

Anatomy and physiology: practice questions

Our Medical Assistant bank has 36 questions on this topic. Here are 5 of them with answers; the full mock exam draws from every topic, like the real one.

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Question 1

Which organ produces insulin?

  1. Pancreas
  2. Liver
  3. Thyroid gland
  4. Adrenal gland
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A. Pancreas — Beta cells in the islets of Langerhans produce insulin.

Question 2

Which blood vessels carry blood away from the heart?

  1. Capillaries
  2. Venules
  3. Veins
  4. Arteries
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D. Arteries — Veins return blood to the heart.

Question 3

What is the functional unit of the kidney?

  1. The nephron
  2. The neuron
  3. The villus
  4. The alveolus
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A. The nephron — Each kidney has about a million nephrons.

Question 4

Which organ is part of both the digestive and endocrine systems?

  1. Pancreas
  2. Gallbladder
  3. Appendix
  4. Spleen
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A. Pancreas — It secretes digestive enzymes and hormones such as insulin.

Question 5

Which bone is the longest in the body?

  1. Tibia
  2. Femur
  3. Fibula
  4. Humerus
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B. Femur — The femur is the thigh bone.

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