Examlex
A terminally ill patient is receiving palliative care. How would the nurse explain the purpose of this type of care to the family?
First Messenger
A signaling molecule that binds to a receptor at the surface of a cell, initiating a series of intracellular events that lead to a biological response.
Acetylcholine
A neurotransmitter in both the peripheral and central nervous system that is involved in muscle activation, heart rate, and memory function.
Cyclic AMP
Cyclic AMP (cAMP) is a second messenger important in many biological processes, serving as a signaling molecule that transduces extracellular signals into cellular responses.
Signal Transduction
Signal Transduction is the process by which a cell converts one kind of signal or stimulus into another, involving a sequence of biochemical reactions inside the cell, which are carried out by enzymes and linked through second messengers.
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