Type Of Synaptic Arrangements

Question 1

One action in presynaptic terminal, one action in postsynaptic terminal

Answer 1

One to one synapse

Question 2

Example is Renshaw cell in spinal cord

Answer 2

One to many synapse

Question 3

The most common synaptic arrangement

Answer 3

Many to one synapse

Question 4

Type of synaptic transmission caused by opening of ___ and ___ channels. Example of neurotransmitters are ACh, dopamine, epinephrine

Answer 4

Excitatory postsynaptic potential (EPSP); Na+, K+

Question 5

EPSP depolarize postsynaptic cells bringing it ____ to threshold, and ____ to firing AP. MP depolarize in equilibrium potential of _____ mV.

Answer 5

Closer, closer; 0 mV

Question 6

Caused by opening of ____ channels. Example of neurotransmitters are ________ and glycine

Answer 6

Inhibitory postsynaptic potential (IPSP); Cl-; γ-aminobutyric acid (GABA)

Question 7

IPSP hyperpolarize postsynaptic cells bringing it _____ to threshold and _____ to firing AP. MP hyperpolarize to equilibrium potential of _____ mV

Answer 7

Away, farther; -90 mV