Nervous System

Question 1

Functions of nervous system

Answer 1

Regulates movement, regulates secretion of glands, collects information from external and internal environments, maintains consciousness, stimulus behavior

Question 2

Two divisions of the nervous system

Answer 2

Central and Peipheral

Question 3

The central nervous system consists of what parts

Answer 3

Brain and spinal cord

Question 4

The peripheral nervous system consists of what parts

Answer 4

Cranial and spinal nerves

Question 5

Two cell types found in the nervous system

Answer 5

Neurons and neuroglia

Question 6

Synapse definition

Answer 6

Junction between an axon of one neuron with another neuron

Question 7

Ganglia definition

Answer 7

Group of nerve cells in PNS

Question 8

Tracts definition

Answer 8

Bundles of nerve processes in the CNS

Question 9

Nerves definition

Answer 9

Bundles of nerve processes in the PNS

Question 10

Gray matter definition

Answer 10

Aggregates of neuronal cell bodies

Question 11

White matter definition

Answer 11

Regions of tracts

Question 12

The three main subdivisions of the brain

Answer 12

Cerebrum, Cerebellum, Brain stem

Question 13

Convex ridges of the cerebrum

Answer 13

Gyri

Question 14

Fissures of the cerebrum

Answer 14

Sulci

Question 15

The prominent fissure on the median plane and separates the cerebrum into right and left hemispheres

Answer 15

Longitudinal fissure

Question 16

Where is gray matter located in the cerebrum

Answer 16

Outside

Question 17

Where is gray matter of the spine

Answer 17

Inside

Question 18

What is the gray matter called in the cerebrum

Answer 18

Cerebral cortex

Question 19

What is deep subcortical gray matter called

Answer 19

Basal nuclei

Question 20

Function of basal nuclei

Answer 20

Initiation and maintenance of motor activity

Question 21

What is the name of the medial ridge in the cerebellum

Answer 21

Vermis (worm)

Question 22

What is on the surface of the cerebellum

Answer 22

Folia

Question 23

In the cerebellum, where is white matter located

Answer 23

Inside

Question 24

In the cerebellum, where is gray matter located

Answer 24

Outside

Question 25

Function of cerebellum

Answer 25

Timing and execution of movements & smooth and coordinate muscle activity

Question 26

What does the diencephalon consist of

Answer 26

Thalamus, epithalamus, hypothalamus, third ventricle

Question 27

Thalamus function

Answer 27

Important relay information; connects cerebral hemispheres to brain stem & spinal cord

Question 28

Epithalamus function

Answer 28

Produces melatonin

Question 29

Hypothalamus function

Answer 29

Autonomic activities and behavior

Question 30

Where does the nervous system and the endocrine system communicate

Answer 30

Between the pituitary gland and the hypothalamus

Question 31

Which ventricle contains CSF

Answer 31

Third

Question 32

Where is the midbrain located

Answer 32

Between the diencephalon and pons

Question 33

What connects the spinal cord and brain stem

Answer 33

Cerebral peduncles

Question 34

On the midbrain, what are the small bumps called

Answer 34

Colliculi

Question 35

Rostral colliculi function

Answer 35

Coordinate visual reflexes

Question 36

Caudal colliculi function

Answer 36

Relay nuclei for audition

Question 37

Pons function

Answer 37

Connects both hemispheres of the cerebellum together

Question 38

What is the hole in the back/bottom of the skull called

Answer 38

Foramen magnum

Question 39

Medulla oblongata function

Answer 39

Contains autonomic centers & nuclei

Question 40

1st step of ventricles

Answer 40

Lateral ventricle to third ventricle through interventricular foramen

Question 41

2nd step of ventricles

Answer 41

Third ventricle to fourth ventricle through cerebral aqueduct

Question 42

Which cell is responsible for producing CSF

Answer 42

Ependymal cells

Question 43

What makes the butterfly shape of the spinal cord

Answer 43

White matter

Question 44

Tracts that carry sensory information

Answer 44

Carry sensory information to the brain (ascending)

Question 45

Tracts that carry motor information

Answer 45

Carry information away from the brain, towards the limbs (descending)

Question 46

Three layers of the meninges

Answer 46

Pia mater, arachnoid, duramater

Question 47

What is the space between the pia mater and arachnoid

Answer 47

Subarachnoid space

Question 48

Which space is important for spinal tap

Answer 48

Subarachnoid space

Question 49

What is the fat-filled space called that separates the dura mater

Answer 49

Epidural space

Question 50

Epidural space function

Answer 50

Anesthetics