Clicker Questions Flashcards
1
Q
What ion is primarily responsible for resting membrane potential?
A
K
2
Q
What ion is primarily responsible for resting membrane potential?
A
K
3
Q
When during an AP is greater than normal stimulus required to cause another action potential
A
During relative refectory period
4
Q
What is the most common type of synaptic arrangement?
A
Many-to-one
5
Q
What is the most common type of synaptic arrangement?
A
Many-to-one
6
Q
What neurotransmitter is the major excitatory neurotransmitter In the CNS?
A
Glutamate
7
Q
What ion causes release of ACh from the presynaptic terminal?
A
Ca
8
Q
What protein is responsible for blocking the myosin-binding sites on action?
A
Tropomyosin
9
Q
During excitation-contraction coupling, what is responsible for opening Ca2+ channels to release Ca2+ from the SR
A
Ryanodine receptor
