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Flashcards in phys6final7 Deck (15):
1

where do the synapses with an interneuron occur?

Outside the CNS

2

What is the main difference btw parasympathetic and sympathetic synapses?

The parasympathetic have longer pre-ganglion and only Ach is released.
The sympathetic have short pre-ganglion and both Ach and NE are released

3

What is the name of the receptor for Ach?
What are the two types of Cholinergic receptors?

Cholinergic
Muscarine and nicotine

4

What is the name of the receptor for NE?

adrenergic

5

What is the other name for material that has low resistance?

Conductor

6

what is omh's law?

current = volts/resistance

7

If a stimuli goes to - 51mV, is it supra or sub-threshold?

Sub-threshold

8

If a cell cannot produce another potential in response to a stimulus, what type of refractory period is it?

Absolute

9

What is the term used if a postsynaptic neuron receives info from several presynaptic neurons?

?

10

What type of neurotransmitters are used during IPSP?

Gaba

11

What type of summation is it when many presynaptic neurons converge on a polysynaptic nerve cell?

Spatial summation

12

What is a temporal summation?.

Result of successive activity of presynaptic acons.

13

What is the effect of the basal ganglia on the thalamus?

Inhibitory...prevents thalamus from over stimulating the primary motor cortex

14

What is the resistance of a muscle to a continuous passive stretch?

Muscle tone

15

In which band do we find myosin?

A band and H band (central region of the A band)