Insulin Is Known to Cross the Blood- Brain Barrier and Attach

question 108

Multiple Choice

Insulin is known to cross the blood- brain barrier and attach to receptors in the brain. Which statement best describes the function of insulin in the brain?

• A)It decreases hunger.
• B)It assists in glucose metabolism.
• C)It increases hunger.
• D)It causes stroke.
• E)It signals the brain to release glucagon.

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Definitions:

False Alarm

An instance where a warning or signal is given, but no real danger or threat actually exists; it can also refer to a mistaken belief that a target or signal has been detected.

Low Threshold

Refers to a situation or condition that requires a minimal stimulus to elicit a response or reaction.

Sensory Adaptation

A phenomenon of the sensory system in which sensitivity to a constant stimulus decreases over time.

Progressive Desensitization

A therapeutic method gradually exposing individuals to the things they fear in a controlled way to decrease their sensitivity.