What of the Following Factors Cause a Reduction in the Pulmonary

question 33

Multiple Choice

What of the following factors cause a reduction in the pulmonary vascular resistance following the first breath?
I.Increased alveolar pressure of oxygen
II.Removal of lung fluid which reduces pressure on pulmonary vessels
III.Increase in lung volumewhich widens the caliber of extralveolar vessels

• A) I, II, and III
• B) I and II only
• C) I only
• D) II and III only

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Definitions:

Unconscious Processes

Mental activities not readily available to conscious awareness, often influencing behaviors, thoughts, and feelings without one's notice.

Psychosexual Stages

According to Freud, stages in the developmental process children pass through; in each stage, sex drives are focused on the stimulation of certain areas of the body, and particular psychological issues can arouse anxiety.

Sequential Order

The arrangement of objects, actions, or events in a specific, logical sequence, one following another.

Superego

In psychoanalytic theory, the part of the psyche that operates as a moral conscience.