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Basic Anatomy > Nervous System > Flashcards

Nervous System Flashcards

1
Q

Most common neuron. Multiple nerve cell processes extend from cell body

A

Multi polar neuron

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2
Q

Composed of thalamus, hypothalamus, and epithalamus

A

Diencephalon

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3
Q

Forebrain

A

Prosencephalon

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4
Q

Composed of the habenula and pineal gland

A

Epithalamus

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5
Q

Three layers of connective tissue that protect the brain and spinal cord

A

Meninges

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6
Q

Regulates body temperature, food and water intake, sleep and circadian rhythms, emotional responses and memory

A

Hypothalamus

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7
Q

Major processing and relay center for information entering the cerebral hemispheres

A

Thalamus

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8
Q

Forms Pons and cerebellum

A

Metencephalon

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9
Q

Medulla oblongata

A

Myelencephalon

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10
Q

Forms the cerebrum

A

Telencephalon

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11
Q

Midbrain

A

Mesencephalon

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12
Q

Hindbrain

A

Rhombencephalon

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13
Q

Outside portion of the cerebrum. Conscious thought.

A

Cerebral cortex (gray matter)

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14
Q

Responsible for muscle movement, morals, emotion, expression

A

Frontal lobe

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15
Q

Tightly adherent to the inner surface of the skull. Most superficial layer of the Dura

A

Periosteal layer

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16
Q

Inner portion of the Dura

A

Meningeal layer

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17
Q

Formed at sites where the Periosteal and meningeal layers of Dura are split. Collect the venous blood from brain

A

Dural venous sinuses

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18
Q

Composed of a thin transparent membrane that is normally in direct contact with the overlying dura

A

Arachnoid mater

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19
Q

Produces CSF. Consists of specialized ependymal cells, their associated blood vessels and connective tissues

A

Choroid plexus

20
Q

Circulates freely through the ventricles of the brain, center of the spinal cord and subarachnoid space

A

Cerebrospinal fluid

21
Q

Coordinates motor activities. Composed of hemispheres with many folds

A

Cerebellum

22
Q

Relay center between the midbrain and the limbic system

A

Habenula

23
Q

Important role in visual and auditory reflexes

A

Midbrain

24
Q

Two nerve processes extend directly from cell body. Uncommon

A

Bipolar neurons

25
Q

Attachment point for cerebellar hemispheres. Prominent anterior bulge. Contains fiber tracts

A

Pons

26
Q

Contains nuclei concerned with respiration, blood pressure and heartbeat

A

Medulla oblongata

27
Q

Responsible for taste

A

Parietal lobe

28
Q

Responsible for hearing, memory, and emotions

A

Temporal lobe

29
Q

Do not participate directly in synaptic interactions. Form myelin, provides nutrients to neurons, destroy pathogens

A

Neuroglial cells

30
Q

Single short process. Fusion of two processes into one long axon. Most sensory neurons

A

Uni-polar neuron

31
Q

CNS glial cell that provide support to neurons. Helps form blood brain barrier

A

Astrocyte

32
Q

CNS glial cell that fight off pathogens

A

Microglia

33
Q

CNS glial cell that lines ventricles and spinal cord. Produces and circulates CSF

A

Ependymal

34
Q

CNS glial cell that myelinates axon

A

Oligodendrocyte

35
Q

Monitors where body is in space. balance

A

Propioceptors

36
Q

Internal stimulus. Thirst, hunger, discomfort

A

Interceptors

37
Q

External stimulus. Senses

A

Exteroceptors

38
Q

Responds to pressure changes

A

Baroreceptors

39
Q

Responds to potentially damaging stimuli that result in pain

A

Nociceptors

40
Q

Contains collections of myelinated fibers

A

White matter

41
Q

Mostly nerve cell bodies and unmyelinated fibers

A

Gray matter

42
Q

Neuron cell processes in PNS

A

Nerves

43
Q

Neuron cell processes in the CNS

A

Tracts

44
Q

Clusters of cell bodies in PNS

A

Ganglia

45
Q

Cluster of cell bodies in CNS

A

Nuclei

Basic Anatomy (7 decks)

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