Mod 8

Question 1

parts of the Central Nervous System

Answer 1

brain and spinal cord

Question 2

Functions of Nervous system

Answer 2

Collects information, Processes and evaluates information, and responds to information

Question 3

parts of Peripheral Nervous System

Answer 3

Cranial nerves, spinal nerves, and Ganglia

Question 4

function of Sensory Nervous System

Answer 4

sends information from RECEPTORS to CNS

Question 5

Somatic Sensory

Answer 5

RECEIVES information form skin, fascia, joints, skeletal muscles and special senses

Question 6

Visceral Sensory

Answer 6

RECEIVES information from viscera

Question 7

Somatic Motor

Answer 7

VOLUNTARY innervates skeletal muscle

Question 8

Autonomic Motor

Answer 8

INVOLUNTARY, innervates cardiac muscle, smooth muscle, and glands

Question 9

two types of cells in nervous tissue

Answer 9

neurons and glia

Question 10

Function of Motor Nervous System

Answer 10

sends information from CNS to BODY
MOTOR INFO to EFFECTORS

Question 11

Autonomic nervous system

Question 12

Somatic motor nervous system

Question 13

Neuron

Answer 13

cells that transmit electrical signals

Question 14

Soma

Answer 14

Cell body of neuron, contains nucleus, cytoplasm, and organelles

Question 15

Dendrites

Answer 15

beginning of cell, receives signals and transmit them to Soma

Question 16

Glia found in the Central Nervous System

Answer 16

Ependymal Cells, Microglia, Oligodendrocytes, Astrocytes

Question 17

Axon

Answer 17

transmits signal to axon terminals

Question 18

Glia of the central Nervous System

Answer 18

Ependymal Cells- Help produce cerebrospinal fluid
Microglia- defense
Oligodendrocytes- myelinates axons
Astrocytes- most common, forms blood brain barrier

Question 19

Glia of the Peripheral Nervous System

Answer 19

Schwann cells- myelinate axons of the PNS
Satellite cells- found surrounding cell bodies in Ganglia

Question 20

Ganglia

Answer 20

collections of neuron cells bodies outside of CNS

Question 21

Nerve

Answer 21

Collection of Axons in the Peripheral Nervous System

Question 22

Epineurium

Answer 22

Surrounds entire nerve

Question 23

Perineurium

Answer 23

surrounds fasicle

Question 24

Endoneurium

Answer 24

surrounds axon and myelin sheath

Question 25

Function of the brain

Answer 25

Controls heart rate, respiration, and blood pressure, maintains homeostasis, and controls high level functions

Question 26

Four parts of the brain

Answer 26

Cerebrum,diencephalon, cerebellum, and brainstem

Question 27

What is found in the diencephalon

Answer 27

3rd ventricle- trains csf

Question 28

Where is the Dienecephalon

Answer 28

in the middle of the brain, surrounded by cerebral hemispheres

Question 29

Functions of the Hypothalamus

Answer 29

controls ANS, regulates body temp, regulates hunger/thirst, sleep/wake cycles, controls endocrine system, emotional responses, and formation of memory

Question 30

Functions of Thalamus

Answer 30

filters somatosensory, visual, and auditory info

Question 31

Functions of the Epithalamus

Answer 31

forms roof of 3rd ventricle and holds pineal gland

Question 32

Gyri

Answer 32

ridges of brain tissue that help increase surface area

Question 33

Sulci

Answer 33

grooves between gyri

Question 34

Functions of the cerebrum

Answer 34

intelligence, complex thinking,

Question 35

Function and location of the Primary Motor Cortex

Answer 35

F- control voluntary skeletal muscle activity L- precentral gyrus

Question 36

Function and location of the Primary Somatosensory Cortex

Answer 36

F- recieves info from somatic senses and enables concious awareness of senses L- post central gyrus

Question 37

Function and location of the Auditory Cortex

Answer 37

F- recieves and process auditory info from inner ear L- Temporal lobe

Question 38

Function and location of Visual Cortex

Answer 38

F- recieves visual info from retina L- posterior/medial occipital lobe

Question 39

White matter of the Cerebrum

Answer 39

corpus callosum

Question 40

what connects left and right hemispheres

Answer 40

corpus callosum

Question 41

Cerebral Nuclei function

Answer 41

start, stop, and regulate the intensity of voluntary movements

Question 42

names of cerebral nuclei

Answer 42

caudate nucleus, putamen, amygdala, globus pallidus

Question 43

functions of the Brainstem

Answer 43

connects cerebrum and spinal cord, start of cranial nerves for innervation of the face and head, autonomic and reflex centers needed for survival

Question 44

Three parts of the Brainstem

Answer 44

midbrain pons medulla oblongata

Question 45

cerebellum function

Answer 45

fine tunes body movements, coordinates body movements, maintain posture and equilibrium

Question 46

limbic system

Answer 46

involved with emotion and motivation, and creating, storing, and retrieving memories

Question 47

structures of the limbic system

Answer 47

cingulate gyrus- emotional response hippocampus- stores memory amygdala- processes fear

Question 48

layers of meninges

Answer 48

dura mater- arachnoid mater- pia mater-

Question 49

dural venous sinuses

Answer 49

drain blood from brain into the internal jugular veins