Unit 3 Terms

Question 1

What are supporting cells in the nervous system called?

Answer 1

Neuroglia

Question 2

what are astorcytes

Answer 2

CNS- blood brain barrier

Question 3

What are microglia?

Answer 3

CNS- Small, clean up; phagocytes

Question 4

What are Olio?

Answer 4

CNS-branched cells

Question 5

What are Ependymal?

Answer 5

CNS-ciliated (squamous or columnar)

Question 6

What are satellite?

Answer 6

PeNS- maintain chemical environment

Question 7

What are schwann?

Answer 7

PeNS- regeneration, wrap around nerve cells

Question 8

What is white matter?

Answer 8

myelinated fibers

Question 9

What is grey matter?

Answer 9

unmyelinated fibers and cells

Question 10

What is EPSP?

Answer 10

excitatory postsynaptic potential: increases post AP, ANIONS LEAVE or CATIONS Enter

Question 11

What is IPSP?

Answer 11

Inhibitory postsynaptic potential, decrease post AP, ANIONS ENTER or CATIONS LEAVE

Question 12

What is Temporal EPSP?

Answer 12

Time; two EPSP come from one neuron

Question 13

What is spacial EPSP?

Answer 13

Space; two EPSP that are from different neurons and occupy different space

Question 14

What is EPSP-IPSP Cancellation?

Answer 14

both fire at the same time and cancel

Question 15

What is Nicotinic

Answer 15

Ligand- gated, EPSP, brain and skeletal muscles DEPOLARIZATION

Question 16

What is muscarinic?

Answer 16

G-protein, IPSP, smooth and cardiac muscles HYPERPOLARIZATION

Question 17

what are Agonists?

Answer 17

drug/chemicals that activate receptors

Question 18

What are Antagonists?

Answer 18

drug/chemicals that inhibit receptors