HESI A2 – Anatomy & Physiology – UPDATED

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Question 1 of 30

An over-production of cerumen can accumulate in which area?

  1. In the external ear canals. ✅
  2. On the eyelids and eyes.
  3. On the teeth.
  4. In the nose.

Question 2 of 30

Which anatomical structure houses the terminal bronchioles?

  1. Heart.
  2. Femur.
  3. Lung. ✅
  4. Diaphysis.

Question 3 of 30

Anaerobic respiration can lead to a burning sensation caused by which molecule?

  1. Lactic acid. ✅
  2. Adenosine diphosphate (ADP).
  3. Creatine-phosphate.
  4. Adenosine triphosphate (ATP).

Question 4 of 30

What cavity of the heart normally has the thickest wall?

  1. Right atrium.
  2. Left atrium.
  3. Right ventricle.
  4. Left ventricle. ✅

Question 5 of 30

Why are the hydrochloric acid and digestive enzymes from the stomach unable to digest the stomach itself?

  1. Rugae lining of the stomach is to tough to be attacked by digestive enzymes.
  2. Stomach wall is composed of substances other than protein.
  3. Stomach wall is protected by large amounts of mucus. ✅
  4. The digestive enzymes in the stomach are too weak.

Question 10 of 30

Which structure regulates the transport of substances in and out of a cell?

  1. Nuclear membrane.
  2. Cell membrane. ✅
  3. Cell’s cytoplasm.
  4. Cell wall.

Question 20 of 30

Arrector pili are responsible for which action?

A Production of sweat.

B Appearance of goose bumps. ✅

C Increase in skin pigmentation.

D Acceleration of wrinkling in aging.………purchase entire exam at $40