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x ADVS 2200 Exam 2 > Receptors > Flashcards

Receptors Flashcards

1
Q

Ligand

A

Interacts with receptor
Carries message
Receptor selectivity

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2
Q

Second Messengers

A

Cyclic AMP (cAMP)
Diacylglycerol
Inositol triphosphate
Calcium (Ca2+)

Activate downstream pathways
Fast

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3
Q

Steroid

A

Fat soluble, permeable
Transcription factor
Slower; lasts longer

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4
Q

Negative feedback loop

A

Stops or slows release of hormone

Most common

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5
Q

Positive feedback loop

A

Brings about a biological response

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6
Q

Agonists

A

Bind to receptor; triggers response

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7
Q

Antagonists

A

Blocks an action

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x ADVS 2200 Exam 2 (20 decks)

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