What Might Be a Mechanism Underlying Individuals Who Have Narcolepsy

question 26

Multiple Choice

What might be a mechanism underlying individuals who have narcolepsy?

• A) Increased hypocretin/orexin receptor binding.
• B) Decreased GABA receptor binding.
• C) Increased adenosine receptor binding.
• D) Diminished hypocretin/orexin receptor binding.

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Definitions:

Blood Flow

The continuous circulation of blood through the heart and vascular system, delivering nutrients and oxygen to tissues.

Neurotransmitter

Chemical substances released by neurons that transmit signals across a synaptic gap to another neuron or to a muscle or gland cell.

Smooth Muscle

A type of muscle found in the walls of internal organs, such as the stomach and blood vessels, that contracts involuntarily.

Calcium-Calmodulin Complex

A complex formed when calcium ions bind to the protein calmodulin, playing a key role in various cellular processes.