How many oxygen molecules may bind to a single molecule of hemoglobin?

A. 16
B. 8
C. 2
D. 4
E. 6


Answer: D

Anatomy & Physiology

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The term "retroperitoneal" may be used to describe the location of certain abdominal organs. This means that such organs are located

A. between the visceral and parietal layers of the peritoneum. B. posterior to the parietal peritoneum. C. in the peritoneal cavity. D. between folds of the parietal peritoneum. E. deep to the visceral peritoneum.

Anatomy & Physiology

Because humans stand and move upright, the term dorsal can be used in place of the term ________.

A. inferior B. posterior C. anterior D. distal

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Which of the following occurs with hypokalemia?

A) Cells are partially depolarized. B) There is more diffusion of potassium into the cells. C) Cells are more excitable. D) Cells are hyperpolarized. E) The resting membrane potential is more positive.

Anatomy & Physiology

Which cellular organelle is considered the powerhouse of the cell?

A) nucleus B) Golgi apparatus C) ribosome D) endoplasmic reticulum E) mitochondria

Anatomy & Physiology