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Basic Anatomy > Ch 8: Online 3 > Flashcards

Ch 8: Online 3 Flashcards

The Nervous System

1
Q

What division of the ANS is dominant in stressful situations?

A

Sympathetic

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2
Q

What electrically insulates neurons?

A

Myelin Sheath

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3
Q

What inactivates acetylcholine?

A

Cholinesterase

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4
Q

What pathway do nerve impulses follow during a reflex?

A

Reflex Arc

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5
Q

What is the ability of the brain to adapt to changing needs?

A

Neural Plasticity

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6
Q

A group of neuron cell bodies outside the CNS are called ____?

A

Ganglion

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7
Q

What word means pertaining to internal organs?

A

Visceral

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8
Q

What phagocytizes pathogens in the CNS?

A

Microglia

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9
Q

What part of the brain regulates coordination of voluntary movement?

A

Cerebellum

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10
Q

What nervous system regulates the functioning of visceral effectors?

A

Autonomic Nervous System (ANS)

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11
Q

Pain along the curve of a nerve is called ____?

A

Neuralgia

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12
Q

Lessening of severity of symptoms is called ____?

A

Remission

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13
Q

What is the outermost layer of the meninges?

A

Dura Mater

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14
Q

The resorption of a neurotransmitter by a neuron is called ____?

A

Reuptake

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15
Q

What part of the brain is essential for memory function?

A

Hippocampus

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16
Q

What is the second neuron in the autonomic pathway?

A

Postganglionic

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17
Q

A neurotransmitter of sympathetic division of the ANS is called ____?

A

Norepinephrine

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18
Q

What are the spinal nerves that hang below the spinal cord?

A

Cauda Equina

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19
Q

Inflammation of the membranes covering the brain is called ____?

A

Meningitis

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20
Q

A disorder of neurons is called ____?

A

Neuropathy

21
Q

What helps form the blood-brain barrier?

A

Astrocyte

22
Q

What is it called when a muscle that is stretched will contract?

A

Stretch reflex

23
Q

What produces the myelin sheath in the CNS?

A

Oligodendrocyte

24
Q

What connects the cerebral hemispheres?

A

Corpus Callosum

25
Q

The middle layer of the meninges is called ____?

A

Arachnoid Membrane

26
Q

What does the sympathetic division of the ANS do?

A

It is dominant in stressful situations

27
Q

What does the myelin sheath do?

A

Electronically insulates neurons

28
Q

What does cholinesterase do?

A

Inactivates acetylcholine

29
Q

What is a reflex arc?

A

The pathway that nerve impulses follow during a reflex

30
Q

What is neural plasticity?

A

The ability of the brain to adapt to changing needs

31
Q

What is a ganglion?

A

A group of neuron cell bodies outside the CNS

32
Q

What does visceral?

A

A word which pertains to internal organs

33
Q

What does microglia do?

A

Phagocytizes pathogens in the CNS

34
Q

What does the cerebellum regulate?

A

The cerebellum regulates coordination of voluntary movement

35
Q

What is neuralgia?

A

Pain along the curve of a nerve

36
Q

What is remission?

A

Lessening of the severity of symptoms

37
Q

What is the dura mater?

A

The outermost layer of the meninges

38
Q

What is neuropathy?

A

A disorder of neurons

39
Q

What does astrocyte do?

A

Astrocyte helps form the blood-brain barrier

40
Q

What is a stretch relfex?

A

When a muscle that is stretched will contract

41
Q

What do oligodendrocytes do?

A

Produce the myelin sheath in the CNS

42
Q

What does corpus callosum do?

A

Connects the hemispheres in the brain

43
Q

What is the arachnoid membrane?

A

The middle layer of the meninges

44
Q

What is meningitis?

A

Inflammation of the membranes covering the brain

45
Q

What are the Cauda Equina ?

A

The spinal nerves that hang below the spinal cord

46
Q

What is Norepinephrine?

A

A neurotransmitter of sympathetic division of the ANS

47
Q

The hippocampus is essential for what function?

A

Memory function

48
Q

What is reuptake?

A

The resorption of a neurotransmitter by a neuron

Basic Anatomy (89 decks)

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