The Circulatory System of Bony Fishes, Rays, and Sharks Is

question 36

Multiple Choice

The circulatory system of bony fishes, rays, and sharks is similar to

• A) that of birds, with a four-chambered heart.
• B) the portal systems of mammals, where two capillary beds occur sequentially, without passage of blood through a pumping chamber.
• C) that of reptiles, with one pumping chamber driving blood flow to a gas-exchange organ, and a different pumping chamber driving blood to the rest of the circulation.
• D) that of sponges, where gas exchange in all cells occurs directly with the external environment.
• E) that of humans, where there are four pumping chambers to drive blood flow.

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Definitions:

Neuroticism

A personality trait characterized by the tendency to experience negative emotions, such as anxiety, sadness, and anger, more frequently and intensely than others.

Social Environment

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Locus of Control

A psychological concept that refers to individuals' beliefs about the extent to which the outcomes of their actions are under their own control (internal locus) or influenced by external factors (external locus).

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