lecture 7 - neurons to networks Flashcards
1
Q
What is the function of ependymal cells?
A
Make CSF and regulate the transfer of substances between the brain and CSF
2
Q
Which glial cells are important in maintaining the blood-brain barrier?
A
Astrocytes
3
Q
Which ions control the resting membrane potential?
A
Na+ and K+
4
Q
What are graded potentials?
A
Small changes in membrane potential confined to a small region of the plasma membrane
5
Q
What are the 2 types of summation of graded potentials?
A
Temporal, spatial
6
Q
What are some examples of deymelinating diseases?
A
Multiple sclerosis, Guillain-Barre syndrome
7
Q
What is synapse convergence?
A
When multiple neuron synapse onto a single neuron
8
Q
What is synapse divergence?
A
A single neuron synpases with multiple neurons
