Countercurrent Exchange Is Evident in the Flow of ________

question 29

Multiple Choice

Countercurrent exchange is evident in the flow of ________.

• A) water across the gills of a fish and the blood within those gills
• B) blood in the dorsal vessel of an insect and that of air within its tracheae
• C) air within the primary bronchi of a human and the blood within the pulmonary veins
• D) water across the skin of a frog and the blood flow within the ventricle of its heart

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Definitions:

Universality

The quality of being true or applicable in all situations, cultures, or cases.

Evaluative Readjustment

The process of adjusting one's evaluation or appraisal of a situation or information, based on new evidence or perspectives.

Encounter

A meeting or engaging experience between individuals, often leading to an exchange of ideas or a conflict.

Psychoanalytic

Pertaining to the theory and practice of psychoanalysis, which emphasizes unconscious psychological processes and their effects on behavior.