Week 1 Flashcards

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1
Q

What are afferent neurons

A

Sensory (incoming) neurons

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2
Q

What are efferent neurons

A

Motor (exit) neurons

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3
Q

Bunched neurons in the CNS are called what

A

Tracts

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3
Q

Bunched neurons in the CNS are called what

A

Tracts

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4
Q

Bunched neurons outside of the CBS are called what?

A

Nerves

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5
Q

Nerves are bunched neurons where

A

Outside the CNS

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6
Q

Bunched tracts where?

A

Inside the CNS

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7
Q

Sensory neurons go through which spinal root

A

The dorsal root

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8
Q

Motor neurons leave which spinal root

A

The ventral root

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9
Q

A sulcus is what

A

The ‘lower’ ridges of the brain

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10
Q

A gyrus is what?

A

The ‘upper’ ridges in the brain

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11
Q

The central sulcus sepreates what?

A

The frontal and parietal lobe

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12
Q

The central sulcus sepreates what?

A

The frontal and parietal lobe

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13
Q

Ventricles are what?

A

‘Holes’ or ‘spaces’ filled with cerebral spinal fluid

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14
Q

What is the purpose of CSF

A

The act as a shock absorber and provides exchange between the blood-brain barrier

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15
Q

What is the pons for

A

Acts as a bridge between the mid brain and medulla

16
Q

What part of the brain acts as a bridge between the brian and spinal cord

A
17
Q

What is the function of the pineal body

A

Makes melatonin and regulates the sleep-wake cycle

18
Q

What part of the brain creates melatonin

A

The pineal body

19
Q

What is the function of the thalumus

A

Acts as a relay center for sensory information

20
Q

Which part of the brain acts as a relay center for sensory information

A

The thalumus

21
Q

What is the basal ganglia function?

A

Important for motor control and coordination but doesn’t activate the muscles themselves

22
Q

The lymbic system is important for?

A

Emotions, learning and memory

23
Q

What are the major sections involved in the lymbic system

A

Amydgala, the hiplocampus, the fornix, the clingulate gryus, the olfactory bulb

24
Q

The amygdala, hippocampus, fornix, clingulate gyrus and olfactory bulb are part of what system?

A

The lymbic system

25
Q

The amygdala is important for what?

A

Emotional regulation and perception of oder

26
Q

The hippocampus and fornix are important in the lymbic system for what?

A

Learing

27
Q

The clingulate gyrus in the lymbic system is important for what?

A

Attention

28
Q

Function of the olfactory bulb

A

Sense of smell