The entire sequence of events involved in the exchange of O2 and CO2 between the body cells and the surrounding environment is known as

a. internal respiration
b. external respiration
c. ventilation
d. breathing
e. ventilation and breathing


B

Anatomy & Physiology

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Which vitamin is essential for the absorption of calcium and phosphorus from the GI tract?

a) A b) D c) E d) K e) C

Anatomy & Physiology

The portion of the tooth embedded in the jawbone is the ________

A) neck B) enamel C) crown D) root

Anatomy & Physiology

Most shoulder dislocations occur in which direction because of an absence of rotator cuff tendons in this plane?

A. Laterally B. Posteriorly C. Superiorly D. Inferiorly E. Medially

Anatomy & Physiology

The tissue with the lowest percentage of water is the skeleton

Indicate whether the statement is true or false

Anatomy & Physiology