Bio 305 Exam 1

Front 1

Ionotropic

Back 1

Ligand-gated ion channel

Front 2

Metabotropic

Back 2

Indirectly linked with channels

Front 3

Amino acid neurotransmitters

Back 3

Glutamate

Glycine

GABA

Front 4

Active site

Back 4

Region of pre-snaptic axon terminal with cortical synaptic vesicles containing neurotransmitters

Front 5

Functions of sympathetic nervous system

Back 5

Autonomic "fight or flight" responses + maintaining homeostasis.

Front 6

SNS: preganglionic neurotransmitter

Back 6

Acetylcholine

Front 7

SNS: ganglionic receptor (2nd cell in pathway)

Back 7

Nicotinic acetylcholine receptor

Front 8

SNS: post-ganglionic neurotransmitters

Back 8

Norepinephrine, Epinephrine

Front 9

SNS: length of pre/post-ganglionic axon length

Back 9

Short pre-ganglionic

Long post-gangleonic

Front 10

PSNS: function

Back 10

Rest and digest or feed and breed

Front 11

PSNS: Pre/post-gangleonic length

Back 11

Pre: long

Post: short

Front 12

Median eminence

Back 12

Part of the hypothalamus where hormones are released before entering the hypothalamo-hypophyseal portal system

Front 13

Defractory period

Back 13

When permiability to Na is greater than permeability to K

Front 14

Temporal summation

Back 14

Receiving signals at different times from the same neuron

Front 15

Spatial summation

Back 15

Receiving multiple signals from multiple different axons

Front 16

A group of CNS neurons

Back 16

Nuclei

Front 17

A group of CNS axons

Back 17

Pathway of or tract

Front 18

A group of PNS neurons

Back 18

Ganglion

Front 19

A group of PNS axons

Back 19

Nerve

Front 20

The response to a signal depends on the _________ of the post-synaptic cell

Back 20

receptor

Front 21

Ions with high INTRAcellular concentrations

Back 21

K+, Mg+, Pi, and amino acids

Front 22

Parts of the forebrain

Back 22

cerebrum (frontal lobes, etc.), diencephalon (epithalamus, etc.)

Front 23

White matter is made of

Back 23

myelin

Front 24

Grey matter is made of

Back 24

cell bodies

Front 25

Cerebrum is composed of

Back 25

Frontal, temporal, parietal, and occipital lobes

Front 26

Diencephalon is made up of

Back 26

Epithalamus, hypothalamus, thalamus

Front 27

Hypothalamus is KEY to

Back 27

HOMEOSTASIS

Front 28

Brainstem functions

Back 28

respiratory, cardiovascular, swallowing

Front 29

Parts of brainstem (3)

Back 29

Pons, medulla oblongata, reticular formation

Front 30

Spinal nerves ventral, dorsal

Back 30

dorsal is afferent, ventral is efferent

Front 31

Cranial layers

Back 31

Dura mater, arachnoid mater (cerebrospinal fluid), pia mater

Front 32

Blood brain barrier cellular composition

Back 32

Extremely tight tight junctions, lipophilic molecules, molecules that go through transport proteins

Front 33

Diagnosis of CNS diseases

Back 33

syringe between L3 and L4 to withdraw cerebrospinal fluid

Front 34

PNS: Muscle cell types and somatic or autonomic

Back 34

Skeletal (somatic), smooth (autonomic)

Front 35

Somatic nervous system # of neurons between CNS and skeletal muscle

Back 35

1 neuron, innervates skeletal muscle

Front 36

Autonomic nervous system # of neurons b/w CNS and effector organ

Back 36

2 neurons, innervates smooth muscle

Front 37

Somatic (excitatory and/or inhibitory)

Back 37

ONLY excitatory

Front 38

Autonomic (excitatory and/or inhibitory)

Back 38

excitatory AND inhibitory