Nervous System Flashcards

1
Q

Three structures that protect the brain

A

Hard skull, meninges(membrane), and cerebrospinal fluid.

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2
Q

Function f brain

A

Control center of the body

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3
Q

Why does a teenage brain contribute to poor judgement

A

Brain isn’t fully developed, with dramatic changes to frontal lobe during puberty

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4
Q

Difference between grey and white matter

A

White matter is made up of the axon portion and relays messages from grey portion.
Grey matter is made up of cell bodies and store and receive impulses from the body and other parts of the brain

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5
Q

Cerebrum function

A

Learning, speech, emotion, reasoning, vision, touch, fine movements

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6
Q

Gyrus

A

A fold in the brain

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7
Q

Sulcus

A

Lines between the fold

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8
Q

Maintains posture, balance, and is responsible for movement

A

Cerebellum

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9
Q

Brain stem function

A

Maintaining respiration, circulation, body temp, sleep, digestion, and swallowing

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10
Q

Four lobes of cerebrum

A

Frontal lobe
Parietal lobe
Temporal
Occipital

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11
Q

Frontal lobe

A

Speech

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12
Q

Parietal lobe

A

Taste, speech, reading

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13
Q

Temporal lobe

A

Smell and hearing

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14
Q

Occipital lobe

A

Vision

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15
Q

Chemicals that move between synapses and continue to relay impulses between neurons

A

Neurotransmitter

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16
Q

Muscle control, memory formation, sensory response

A

Acetylcholine

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17
Q

Intestinal movement, mood regulation, appetite, sleep, muscle control

A

Serotonin

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18
Q

Reward pathways, cognition, and voluntary motion

A

Dopamines

19
Q

Long term potential ions and memory

A

Glutamates

20
Q

Order of spinal nerves

A
Cervical nerves 
Thoracic
Lumbar
Sacral
Coccygeal
21
Q

Cervical

A

Neck

22
Q

Thoracic

A

Back

23
Q

Lumbar

A

Legs

24
Q

Sacral

A

Bowels

25
Q

Where each nerve emerges from spinal cord

A

Root

26
Q

Complicated interlacing nerve network

A

Plexus

27
Q

Reflex arc is where

A

Somatic nervous system

28
Q

Sym nervous system

A

Fight and flight

29
Q

Para nervous system

A

Rest and digest

30
Q

How many hemispheres does the cerebrum have

A

2

31
Q

Medulla oblongata

A

Controls involuntary actions(breathing and heartbeat)

32
Q

Midbrain

A

Regulates body movements (vision, hearing)

33
Q

Pons

A

Posture
Movement
Thinking

34
Q

Lateral ventricle

A

Circulates cerebrospinal fluid

35
Q

Pituitary gland

A

Secretes hormones

36
Q

Thalamus

A

Keeps track on sensations, senses pain, monitors inputs and outputs

37
Q

Pineal gland

A

Produces melatonin

Sleep

38
Q

Hypothalamus

A

Hunger, thirst, mood, body temp

39
Q

Optic chiasma

A

Binocular visión

40
Q

Arbor vitae

A

Sends signals to and from cerebellum

Tree

41
Q

Where is broca and Wernicke área located

A

B: frontal
W: temportal

42
Q

Broca’s area

A

Production of speech

43
Q

Wernicke area

A

Developing language