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Flashcards in nervous system Deck (48)
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0
Q

gyrus

A

elevation on surface of brain

1
Q

meningitis

A

inflammation of membrane surrounding brain and spinal cord

2
Q

diencephalon

A

made up of thalamus and hypothalamus

3
Q

lobe

A

subdivision of cerebrum

4
Q

pons

A

connecting bridge between cerebellum and other brain parts, part of brain stem

5
Q

ventricle

A

area of brain where csf is produced

6
Q

aphasia

A

loss of ability to speak

7
Q

sulcus

A

shallow valley on brain surface

8
Q

hydrocephalus

A

abnormal accumulation of cerebrospinal fluid (csf) in skull

9
Q

CT scan

A

method of imaging the brain

10
Q

encephalitis

A

inflammation of brain

11
Q

alzheimers disease

A

brain disorder commonly in elderly, degeneration of nerve tissue by accumulation of amyloid proteins

12
Q

epilepsy

A

chronic disease characterized by abnormal brain waves

13
Q

brainstem

A

midbrain, pons, and medulla make this up

14
Q

cerebral cortex

A

thin, outermost layer of gray matter where we do our thinking

15
Q

dura mater

A

outmost layer of meninges

16
Q

choroid plexus

A

vascular network in ventricles

17
Q

medulla

A

portion of brain stem that connects the pons with spinal cord and contains vital centers such as the respiratory and vasomotor centers

18
Q

cerebrospinal fluid

A

fluid that circulates around brain and spinal cord

19
Q

12

A

number of pairs of cranial nerves

20
Q

cerebellum

A

maintains balance, coordination and muscle tone

21
Q

white matter

A

regions of brain involved in emotional state and behavior

22
Q

thalamus

A

part of diencephalon, sorts sensory impulses

23
Q

hypothalamus

A

part of diencephalon, helps maintain homeostasis, pituitary gland attaches to it

24
Q

arachnoid

A

middle layer of meninges

25
Q

gray matter

A

neurons with axons covered by myelin make up this tissue

26
Q

temporal lobe

A

lobe that contains auditory area

27
Q

frontal lobe

A

lobe that contains motor and speech centers

28
Q

lateral, third, and fourth

A

names of ventricles

29
Q

parietal lobe

A

lobe with sensory area where impulses from the skin are interpreted

30
Q

homeostasis

A

nervous system is mainly responsible for controlling ____

31
Q

occipital lobe

A

lobe which contains visual area

32
Q

longitudinal fissure

A

division between two hemispheres of the brain

33
Q

insula

A

fifth lobe of cerebrum, cannot be seen from surface

34
Q

neuralgia

A

nerve pain

35
Q

glioma

A

most common type of brain tumor

36
Q

spinal nerves

A

nerves attached to spinal cord

37
Q

contralateral

A

left side of brain controls right side of body, vice versa

38
Q

motor nerve

A

nerves that control muscles and glands, carry impulses away from the central nervous system (cns)

39
Q

sensory nerve

A

nerves that control sensory functions carry impulses toward the cns

40
Q

mixed nerve

A

nerves that cause both movement and control sensory functions

41
Q

concussion

A

bruising of cerebrum, brain hits inside of cranium

42
Q

cerebrovascular accident, stroke

A

blood clots in brain, brain deprived of oxygen and permanent brain damage occurs

43
Q

cranial nerves

A

nerves attached to the brain

44
Q

meningitis

A

infection of meninges

45
Q

epidural hematoma

A

hemorrhaging about the dura mater

46
Q

subdural hematoma

A

hemorrhage below the dura mater, between the dura mater and arachnoid

47
Q

MRI

A

procedure that images the brain using radio waves instead of xrays