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Chapter 1 Flashcards

Overview of the Nervous System

1
Q

The nervous system mediates responses to _________.

A

stimuli

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2
Q

Central NS is __________. (processing OR input/output)

A

processing

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3
Q

Peripheral NS is __________. (processing OR input/output)

A

input/output

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4
Q

A ____________ is a group of cell bodies in the CNS.

A

Nucleus

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5
Q

A ___________ is a group of axons in the CNS.

A

Tract

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6
Q

A ____________is a group of cell bodies in the PNS.

A

Ganglion

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7
Q

A ___________is a group of axons in the PNS.

A

Nerve

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8
Q

Afferent means….

A

ARRIVING & sensory

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9
Q

Efferent means…

A

EXITING & motor

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10
Q

Axons can also be called…

A

Fibers
Projections
Nerves (PNS)
Tracts (CNS)

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11
Q

Rostral

A

Face

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12
Q

Ventral

A

Stomach

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13
Q

Caudal

A

Tail

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14
Q

Coronal slice

A

front to back

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15
Q

Sagittal slice (& mid sagittal)

A

side to side (right in the MIDDLE)

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16
Q

Lateral slice

A

from the side (not necessarily in the middle)

17
Q

Synonyms for anterior

A

rostral and face

18
Q

Synonyms for posterior

A

caudal and back

19
Q

Horizontal slice

A

top to bottom (think MRI)

20
Q

same side

A

ipsilateral

21
Q

opposite side

A

contralateral

22
Q

Give an example of an ipsilateral pathway:

A

1.) The eyes extend nerves; right eye to right side of brain
2.) Hearing

23
Q

Give an example of a contralateral pathway”

A

1.) Vision; right eye to left side of the brain
2.) Sensory and motor systems

24
Q

The point of contralateral fiber crossing is called ___________. What is an example of this?

A

decussation
Ex: optic chiasm

25
Q

What is the “groove” in the brain?

26
Q

What is the surface or outer layer of the brain referred to as?

27
Q

What is the name of DEEP sulci?

28
Q

All _____ & ___ are the same in every human brain.

A

gyri & sulci

29
Q

What comprises the cortex and cell bodies? (white OR gray matter)

A

gray matter

30
Q

What comprises the subcortex and axons? (white OR gray matter)

A

white matter

31
Q

What structures are in the telencephalon?

A

*Cortex
*Basal ganglia
*Hippocampus
*Amygdala
*Olfactory bulb

32
Q

What structures are in the diencephalon?

A

*Hypothalamus
*Thalamus

33
Q

What structures are a part of the forebrain?

A

Telencephalon & Diencephalon

34
Q

What structures are a part of the hindbrain?

A

*Medulla
*Reticular formation
*Cerebellum
*Pons

35
Q

What are the major subdivisions of the brain?

A

1.) Forebrain
2.) Midbrain
3.) Hindbrain

Neuroanatomy (23 decks)

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