When Submerged, Frogs Receive Most of Their O₂ from Capillaries

question 7

Multiple Choice

When submerged, frogs receive most of their O₂ from capillaries within the skin.What structure would contain blood with the highest O₂ concentration in a submerged frog, which is not able to breathe using its lungs?

• A)left atrium
• B)ventricle
• C)right atrium
• D)pulmonary vein

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Definitions:

Temperature Receptors

Specialized nerve cells that detect changes in temperature and send signals to the brain to help regulate body temperature.

Intense Heat

A condition of extreme high temperature that can affect environments, weather patterns, or physical sensations.

Warm and Cold Receptors

Sensory nerve endings in the skin that respond to temperature changes, with some responding to warmth and others to coolness.

Temperature

A physical quantity expressing hot and cold, measured by a thermometer and determined by measuring the kinetic energy of the particles of an object.