chapter12-14

Question 0

A propagated change in the transmembrane potential of excitable cells, initiated by a change in the membrane permeability to sodium ions

Answer 0

action potential

Question 1

A chemical neurotransmitter in the brain& peripheral nervous system

Answer 1

Acetylcholine

Question 2

nuclei of the cerebrum that are important to the subconscious control of skeletal muscle activity

Answer 2

basal nuclei

Question 3

The isolation of the central nervous system and the general circulation

Answer 3

blood brain barrier and

Question 4

A pair of expanded portions of the cerebrum covered a neural cortex

Answer 4

cerebral hemisphere

Question 5

fluid bathing the internal and extra services of the central nervous system

Answer 5

cerebrospinal fluid

Question 6

in the nervous system, innervation of a single neuron by axons from several neurons

Answer 6

convergence

Question 7

The bundle of axons that link centers in the left and right cerebral hemisphere

Answer 7

corpus callosum

Question 8

A change in the transmembrane potential from the negative Adam

Answer 8

depolarization

Question 9

and neural tissue, the spread of information from one neuron to many neurons

Answer 9

divergence

Question 10

Neuromodulators, produced in the central nervous system, that inhibits activity along pathways

Answer 10

endorphins

Question 11

an enlogated groove or opening

Answer 11

fissure

Question 12

areas in the central nervous system that are dominated by neuron cell bodies, neuroglia, and unmyelinated axons

Answer 12

Gray matter

Question 13

The group of nuclei and centers in the cerebrum in diencephalon that are involved with emotional states memories and behavioral drives

Answer 13

limbic system

Question 14

an action potential in a neuron cell membrane

Answer 14

nerve impulse

Question 15

an area of gray matter of the surface of the central nervous system

Answer 15

neural cortex

Question 16

cells of the central nervous system and peripheral nervous system that support and protect neurons

Answer 16

neuroglia

Question 17

A cell in neural tissue that is specialized for intra-cellular communication through (1) changes in membrane potential and and (2) synaptic connections

Answer 17

neuron

Question 18

A chemical compound released by one neuron to affect the transmembrane potential of another

Answer 18

neurotransmitter

Question 19

neural tissue in the posterior portions of the roof of the diencephalon

Answer 19

pineal gland

Question 20

and endocrine organ that is situated in the Stella Tucica of the sphenoid and is connected to the hypothalamus by infundibulum

Answer 20

pituitary gland

Question 21

The anterior portion of each cerebral hemisphere

Answer 21

prefrontal cortex

Question 22

The receptor, sensory neuron, motor neuron, and effector involved in a particular reflex

Answer 22

reflex arc

Question 23

The movement of the transmembrane potential away from a positive value in towards the resting potential

Answer 23

Repolarization

Question 24

The transmembrane potential at which an action potential begins

Answer 24

threshold

Question 25

neuroglia responsible for the neurolemma that surrounds axons and the peripheral nervous system

Answer 25

schwann cells

Question 26

regions in the central nervous system and are dominated by myelinated axon

Answer 26

White matter