14.2 Flashcards
1
Q
Term for molecule that activates a receptor?
A
Agonist
2
Q
Term for molecule that inhibits a receptor?
A
Antagonist
3
Q
Term for an endogenous agonist
A
Ligand
4
Q
Term for biologically- derived molecule that causes harmful effects; usually affects predator/ prey, usually inhibits proteins, especially receptors
A
Toxin
5
Q
What term usually inhibits proteins?
A
Toxin
6
Q
What are the two major types of receptors
A
Nicotinic and Muscarinic
7
Q
What does nACh stand for
A
Nicotinic receptor
8
Q
Which major receptor has ligand-gated ion channels
A
Nicotinic
9
Q
Which major receptor has G Protein coupled receptors
A
Muscarinic
10
Q
What does GPCR stand for
A
G-Protein Coupled Receptors
11
Q
Why are nACh receptors such a good target for toxins?
A
They can paralyze prey
