brain and nervous lec 2

Question 1

there are ___ types of neurotransmitters =

Answer 1

2
transmitter agonist
transmitter antagonist

agonist = enhances the action of a neurostransmitter

antagonist = decreases the actions of a neurotransmitter

Question 2

mode of action

transmitter agonist

Answer 2

4
 1 = blocks re-uptake
2 blocks chemical de-activation
3 mimics neurotransmitter
4 sends raw material

Question 3

mode of action

transmitter antagonist

Answer 3

2
1 blocks receptor
2 blocks release of transmitter

Question 4

define

synpase

Answer 4

the conjuction of a terminal ‘button’ of a transmitting neuron with the
somatic
or
dendritic membrane of a receiving neuron

Question 5

define

interneuron

Answer 5

neuron in between motor and sensory neuron

Question 6

RMP aka ___ =

Answer 6

resting membrane potential inside axon

-70mV

Question 7

there are 5 layers of the encephalon

Answer 7

5
1 tel
2 di
3 mes
4 met
5 myel