In the Active State of the Integrin Dimer, …

question 1

Multiple Choice

In the active state of the integrin dimer, …

• A) both intracellular and extracellular binding sites are exposed.
• B) the intracellular binding sites are inaccessible, while the extracellular binding sites are exposed.
• C) the intracellular binding sites are exposed, while the extracellular binding sites are inaccessible.
• D) both intracellular and extracellular binding sites are inaccessible.

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Definitions:

Gate-Control Theory

A theory that suggests pain is modulated by a neurological "gate" in the spinal cord which can open or close to either allow or block pain signals to the brain.

Endorphins

Neurotransmitters produced by the brain that act as natural painkillers and also boost feelings of pleasure or well-being.

Gate-Control Theory

A theory proposing that the spinal cord contains a neurological "gate" that either blocks pain signals or allows them to pass to the brain.

Vestibular Senses

Refer to the sensory system that contributes to balance, spatial orientation, and coordination, primarily involving the inner ear.