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Undeleted > Intro 2 Neuro > Flashcards

Intro 2 Neuro Flashcards

1
Q

Somatic Nervous System

A

External Environment: conscious sensation (peripheral), striated mm

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2
Q

Autonomic Nervous System

A

Internal Environment (visceral): sensation (and homeostasis), smooth mm and glands

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3
Q

Neuraxis

A

transverse section through the center

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4
Q

Horizontal Neuraxis

A

transverse section perpendicular to the coronal section

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5
Q

Prosencephalon

A

Cerebrum: telencephalon (cerebral hemispheres) and diencephalon

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6
Q

Mesencephalon

A

Midbrain

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7
Q

Rhombencephalon

A

Metencephalon (pons and cerebellum) and Myelencephalon (medulla oblongata)

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8
Q

Spinal Cord begins…

A

at the base of the skull (Foramen Magnum)= the junction btw the rhombencephalon and spinal cord

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9
Q

Choroid Plexus

A

vascular toughs= produces CSF- lateral, 3rd, and 4th ventricles

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10
Q

CNS Glia (“glue”) Cells

A 
astrocytes= look like stars
oligodendroglia= produce myline (white)
microglia= immune in CNS
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11
Q

PNS Glia Cells

A

neurilemmal cell of Schwann- similar to oligodendroglia

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12
Q

Small Molecule Neurotransmitters

A

glutamate (E)= CNS usually
GABA (I)= CNS
acetylcholine (Ach)= memory

-E or I based on receptors

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13
Q

Monoamines

A

dopamine (E)= DO or DA
norepinephrine and epinephrine (E)
serotonin (E)

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14
Q

Neuropeptides

A

ACTH

substance P=PAIN- co-transmitter (accessory NT)

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15
Q

–a group of nerve cell bodies in the CNS?

A

Nucleus

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16
Q

–a group of nerve cell bodies in the PNS?

A

Ganglion

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17
Q

Ipsilateral

A

axon is on the SAME side as the target

18
Q

Contralateral

A

axon is on OPPOSITE side as the target

19
Q

Bilateral

A

axon and target are on BOTH sides

20
Q

Decussation

A

crossing

21
Q

Commissure

A

connects one side to the other

22
Q

Meninges

A

dura mater- dural septae
arachnoid- arachnoid trabeculae
pia mater

23
Q

Lines the skull

A

adhere to each other (potential space/sinuses)
endosteal layer
meningeal layer

24
Q

Dural Septae

A

falx cerebri

tentorium cerebelli- tentorial incisure (tentorial notch)-opening for brain stem

25
Q

Lateral Fissure btw

A

temporal and frontal lobes- deep groove

26
Q

Central Sulcus btw

A

parietal and frontal lobes

27
Q

Insular Cortex

A

portion of the cerebral cortex folded deep within the lateral sulcus (the fissure separating the temporal lobe from the parietal and frontal lobes)

28
Q

Anterior Commissure

A

connecting the two cerebral hemispheres across the midline

29
Q

Corpus Callosum

A

connects the left and right cerebral hemispheres

30
Q

Posterior Commissure

A

crossing the middle line on the dorsal aspect of the upper end of the cerebral aqueduct

31
Q

% of Blood Flow to Brain

A

20%

32
Q

Arachnoid Villus

A

allow CSF to be resorbed

33
Q

Increase of inter-cranial pressure will continue to the back of the eye and…

A

constrict the Optic papilla (disk)

34
Q

Epidural Hematoma

A

blood build up btw skull and dura mater

35
Q

Subdural Hematoma

A

blood build up btw dura mater and aracnoid mater

36
Q

Frontal Lobe

A
  • largest

- motor function

37
Q

Parietal Lobe

A
  • touch

- directs (the driver) of the frontal lobe

38
Q

Brainstem Arteries

A

Vertebral –> Basilar

39
Q

Cerebral Arterial Circle

A

Basilar –> Posterior Cerebral –> Posterior Communicating –> Internal Carotid –> Middle Cerebral –> Anterior Cerebral –> Anterior Communicating

40
Q

Aneurysm

A

hemerage in subarachnoid space

41
Q

Anterior Cerebral A supplies:

A

medial and anterior of brain

42
Q

Posterior Cerebral A supplies:

A

lateral and posterior of brain?

Undeleted (24 decks)

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