When the Concentration of Carbon Dioxide Decreases in the Tissue

question 70

Multiple Choice

When the concentration of carbon dioxide decreases in the tissue, the precapillary sphincters __________ causing blood flow to the tissue to _________.

• A) contract; decrease
• B) contract; increase
• C) relax; decrease
• D) relax; increase
• E) close; remain the same

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Definitions:

Neurons

Distinct cells in the nervous system tasked with sending information to other neurons, muscle cells, or glands.

Basilar Membrane

A structure in the cochlea of the inner ear that plays a critical role in the sense of hearing by vibrating in response to sound waves.

Cochlea

A spiral-shaped cavity within the inner ear, functioning in the process of converting sound waves into neural signals.

Basilar Membrane

A key structure in the cochlea of the inner ear that plays a critical role in sound perception by vibrating in response to sound waves.