The actual sites of gas exchange within the lungs are

A) alveoli.
B) alveolar ducts.
C) pleural spaces.
D) bronchioles.
E) terminal sacs.


A) alveoli.

Anatomy & Physiology

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The pectoralis major and minor and subclavius muscles are part of the anterior thoracic region group of muscles.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

Explain the factors that affect cardiac output. In your answer provide one example of a positive inotropic agent and one example of a positive chronotropic agent

For each of those examples, explain what specifically happens to the cells of the heart when they have their effect. What will be an ideal response?

Anatomy & Physiology

The heart indents into the __________ of the left lung.

A. oblique fissure B. hilum C. apex D. cardiac impression E. base

Anatomy & Physiology

The abbreviation for both eyes is:

A) OS B) OD C) OU D) ON

Anatomy & Physiology