Chapter 10

Question 1

Infarct/o-

Answer 1

area of dead tissue

-myocardial infarction

Question 2

Pleg/o-

Answer 2

paralysis

Question 3

Mening/o-

Answer 3

meninges

Question 4

Syncop/o-

Answer 4

fainting

Question 5

Radicul/o-

Answer 5

spinal nerve root

Question 6

Myelin/o-

Answer 6

myelin

Question 7

Encephal/o-

Answer 7

brain

Question 8

Gustat/o-

Answer 8

the sense of taste

Question 9

2 Branches of Nervous System

Answer 9

CNS and PNS

Question 10

2 Branches of PNS

Answer 10

Autonomic (involuntary) and Somatic (voluntary)

Question 11

2 Branches of Autonomic Nervous System

Answer 11

Parasympathetic (rest and digest) and Sympathetic (active and alert)

Question 12

4 lobes of the brain

Answer 12

frontal
temporal
parietal
occipital

Question 13

how many layers of meninges layer the brain

Answer 13

3

Question 14

Cerebrum is the largest part of the brain

Answer 14

fdsa\

Question 15

what connects the two hemispheres

Answer 15

corpus callosum

Question 16

Right Brain

Answer 16

creative, imaginative, general, intuitive, big picture, figurative, irregular, conceptual

Question 17

Left Brain

Answer 17

analytical, logical, precise, repetitive, organized, details, scientific, detach, literal, sequential

Question 18

Gyri

Answer 18

elevated folds in the brain (mountains)

Question 19

Sulci

Answer 19

narrow grooves (valleys)

Question 20

Gray matter

Answer 20

outermost tissue

Question 21

White matter

Answer 21

innermost tissue

composed of axons which is covered in myelin (makes it look white)

Question 22

Thalamus

Answer 22

relay station that receives sensory information

Question 23

Hypothalamus

Answer 23

connects to pituitary glands and controls BP, HR, and RR

Question 24

Ventricles

Answer 24

filled with cerebral spinal fluid which cushions and protects brain

Question 25

How many ventricles are there

Answer 25

4 | lateral, third, fourth, and cerebral aqueduct

Question 26

Brainstem

Answer 26

connects brain to spinal cord

Question 27

3 parts of Brainstem

Answer 27

medulla, pons, and midbrain

Question 28

Cerebellum

Answer 28

receives sensory info

Question 29

Meninges

Answer 29

three membranes that surround the brain

Question 30

Thee meninges layer

Answer 30

``` Dura Matter -outermost, tough, protects brain Arachnoid -middle layer, filled with CSF Pia Matter -innermost layer, contains small bv ```

Question 31

Cranial nerves do what?

Answer 31

receive, send motor, or both

Question 32

Vestibulochleor

Answer 32

balance and hearing

Question 33

Glossopharyngeal

Answer 33

swallowing and taste

Question 34

2 Spinal Nerve Groups

Answer 34

Dorsal (receive) | Ventral (carryout)

Question 35

rapid involuntary reaction

Answer 35

reflex

Question 36

What neurotransmitter does the PNS division use?

Answer 36

acetylcholine | "rest and digest"

Question 37

Functions of the PNS Division

Answer 37

- decrease HR, BP, and Metabolic rate - dilates pupils - increase peristalsis - secretes saliva, digestive enzymes, and insulin - prepares for sex - contracts bladder

Question 38

What neurotransmitter does the SNS division use?

Answer 38

norepinephrine

Question 39

Functions of the SNS Division

Answer 39

- increase mental alertness - dilate pupils - increase HR and Metabolic rate - raises blood pressure - increase air flow - increase rr - fight or flight

Question 40

individual nerve cell

Answer 40

neuron

Question 41

perform specialized tasks to help neurons

Answer 41

neuroglia

Question 42

Multiple branches at beginning of neuron

Answer 42

dendrites

Question 43

contains nucleus, contains cytoplasm, produces neurotransmitters

Answer 43

cell body

Question 44

elongated end

Answer 44

axon

Question 45

what covers the axon

Answer 45

myelin that increases the speed of the action

Question 46

neurotransmitters cross what to get to the next dendrite

Answer 46

synapse space

Question 47

partial or total loss of memory

Answer 47

amnesia

Question 48

loss of ability to communicate

Answer 48

Aphasia

Question 49

lack of oxygen in fetal brain

Answer 49

cerebral palsy

Question 50

Cerebrovascular Accident

Answer 50

stroke

Question 51

Transient Ischemic Attack

Answer 51

temporary lack of oxygen to brain tissue

Question 52

Hemiparesis

Answer 52

muscle weakness on one side of the body

Question 53

Hemiplegia

Answer 53

one half of the body is paralyzed

Question 54

Neuron death which deteriorates mental function

Answer 54

Dementia

Question 55

Alzheimer's Disease

Answer 55

hereditary dementia

Question 56

Epilepsy

Answer 56

rapid firing of neurons

Question 57

Hydrocephalus

Answer 57

too much fluid in brain

Question 58

Parkinson's

Answer 58

imbalance of dopamine and ACH

Question 59

Syncope

Answer 59

temporary loss of consciousness

Question 60

ALS

Answer 60

disease of motor neurons

Question 61

Multiple Sclerosis

Answer 61

break down of myelin sheath

Question 62

EEG

Answer 62

record of electrical activity of the brain

Question 63

Nerve Conduction Study

Answer 63

measure speed at which an electrical impulse travels along a nerve

Question 64

Carotid Endarterectomy

Answer 64

remove plaque from carotid artery

Question 65

Laminectomy

Answer 65

surgical removal of the lamina