​How Many Types of Neurotransmitters and Receptors Are in the Brain

question 217

Multiple Choice

​How many types of neurotransmitters and receptors are in the brain?

• A)The brain has two types of neurotransmitter, and each attaches to one type of receptor.
• B)​The brain has two types of neurotransmitter, and each attaches to many types of receptor.
• C)The brain has many neurotransmitters, and each attaches to one type of receptor.​
• D)The brain has many neurotransmitters, and each attaches to many types of receptor.​

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Definitions:

MAP Kinases

A family of proteins that play a critical role in transmitting signals from the cell surface to the nucleus, affecting cellular activities like division, differentiation, and response to environmental stimuli.

Calmodulin

A calcium-binding messenger protein that plays a key role in cellular processes by activating enzymes, ion channels, and other proteins.

Signal Transduction

The process by which a cell converts one kind of signal or stimulus into another, involving a series of molecular changes leading to a cellular response.

Ras Proteins

A family of proteins involved in transmitting signals within cells, playing key roles in cell growth and development.