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Flashcards in Final Deck (80)
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1
Q

Anterior N-TH
Input
Output

A

Mammillary bodies, hippocampus
Cingulate cortex
RELAY

2
Q

DSM N-TH
Input
Output

A

PFC

ASSOCIATION

3
Q

DSL N-TH
Input
Output

A

Posterior cingulate cortex

4
Q

Pulivinar N-TH
Input
Output

A

Pariety-occipital-temporal association cortices

5
Q

VL N-TH
Input
Output

A

GPi

Motor cortex

6
Q

VP N-TH
Input
Output

A

Sensory (head)

7
Q

VMP N-TH
Input
Output

A

Sensory (body)

8
Q

MGN-TH
Input
Output

A

Auditory nerve

Auditory cortex

9
Q

LGN-TH
Input
Output

A

Optic tract

Visual cortex

10
Q

Centrum semiovale runs _____, within _____.

A

anterior to posterior

hemispheres

11
Q

AL-IC
Origin
Destination

A

Anterior N-TH > Cingulate cortex

DSM N-TH > PFC

12
Q

PL-IC
Origin
Destination

A

VA/VL N-TH CST

13
Q

Retrolenticular L-IC
Origin
Destination

A

Parietal lobe, superior visual radiations

14
Q

Sublenticular L-IC
Origin
Destination

A

Pulvinar > Temporal association cortex
> Auditory radiations
> Inferior visual radiations

15
Q

LMN unit

A

BS and SC > ventral root > NMJ

16
Q

UMN unit

A

BG and CB > Thalamus, association > UMN > BS, SC

17
Q

The vestibulospinal tract is _____ and modulates _____ and _____.

A

descending
posture
head movements

18
Q

The CST, reticulospinal, and rubrospinal tracts are _____ and modulate _____.

A

descending

voluntary movement

19
Q
In the spinal cord...
Medial = \_\_\_\_\_
Lateral = \_\_\_\_\_
Dorsal = \_\_\_\_\_
Ventral = \_\_\_\_\_
A

Axial muscles
Distal muscles
Flexor muscles
Extensor muscles

20
Q

CST pathway

A

PMC>PM>SM>M1> PLIC>CP>PYR> Anterior horn

21
Q

The corticobulbar tract is responsible for _____.

A

fine motor control of the face

mainly lips and tongue

22
Q

Posterior columns convey _____ and _____.

A

touch and proprioception

23
Q

Posterior column pathway

A

Mechanoreceptors > Posterior columns > N-Gracilis and N-Cuneatus > Medial Lemniscus > VPL N-TH > Posterior cingulate gyrus

24
Q

Anterolateral pathway

A

Noci and thermoreceptors > posterior horn > STT > VPL N-TH > Posterior cingulate gyrus

25
Q

Limbic BG loop

A

Limbic cortex
NAcc
Ventral pallidum
TH

26
Q

sensorimotor BG loop

A

Sensorimotor cortex
Putamen
GPi
VA/VL N-TH

27
Q

Association BG loop

A

Association cortex
Caudate
GP/SNr
DSM N-TH

28
Q

_____ input from the striatum and _____ input from the Subthalamic nucleus go to the _____ and then the _____.

A

Inhibitory
Excitatory
GPi
Cortex

29
Q

_____ input from the stratum and _____ input from the subthalamic nucleus go to the GPe and then send _____ signals.

A

Inhibitory
Excitatory
Inhibitory

30
Q

The vermis contains the _____.

A

fastigial nucleus

31
Q

The medial zone of the CB contains the _____.

A

interposed nucleus

32
Q

The lateral zone of the CB contains the _____.

A

dentate nucleus

33
Q

The outer layer of the CB is the _____ and contains _____.

A

molecular layer

synapses

34
Q

The middle layer of the CB contains _____.

A

purkinje cells

35
Q

The inner layer of the CB contains _____.

A

granular cells

36
Q

All types of cells in the CB are _____, except for purkinje cells.

A

excitatory

37
Q

The flocculo-nodular lobe and uvula receive _____ input.

A

vestibular

38
Q

The vermis and medial zone receive _____ input.

A

spinal

39
Q

The lateral hemispheres of the CB receive _____ input.

A

cortical

40
Q

Damage to the midline of the CB results in _____ deficits.

A

postural

41
Q

Damage to the lateral zone of the CB results in _____.

A

ataxia of limbs

42
Q

Damage to the flocculus results in impaired _____.

A

eye movements

43
Q

Cells in the cortex

A

pyramidal
granular
stellate
chandelier

44
Q

Layers of cortex

A
Molecular
External granular
External pyramidal
Internal granular
internal pyramidal
Polymorphic
45
Q

Layer II of the cortex receives input from _____.

A

other cortical areas

46
Q

Layer III of the cortex receives input from and projects to _____.

A

other cortical areas

47
Q

Layer IV of the cortex receives _____ input.

A

sensory

48
Q

Layer V of the cortex projects to _____/_____/_____.

A

BG
BS
SC

49
Q

Layer VI of the cortex receives input from the _____ and projects to the _____.

A

intralaminar N-TH

TH

50
Q

The superior longitudinal fasciculus contains the _____ and is a ____ fiber.

A

arcuate fasciculus

association

51
Q

The inferior longitudinal fasiculus is a _____ fiber

A

association

52
Q

The cingulum is a _____ fiber.

A

association

53
Q

The fornix is a _____ fiber.

A

association

54
Q

The uncinate fascivulum is a _____ fiber.

A

association

55
Q

U-fibers are _____ fibers.

A

association

56
Q

The CC is a _____ fiber.

A

commissural

57
Q

The anterior/posterior commissure is a _____ fiber.

A

commissural

58
Q

The hippocampal fiber is a _____ fiber.

A

commissural

59
Q

The posterior parietal cortex is responsible for _____.

A

spatial attention

60
Q

The PFC is responsible for _____.

A

executive function

61
Q

The _____, _____, and _____ modulate consciousness.

A

brainstem nuclei
ARAS
HpTH-N

62
Q

Narcolepsy is a result of a _____ deficiency during wakefulness.

A

orexin

63
Q

The periventricular zone of the HpTH runs along the _____ and is continuous with the _____.

A

lateral ventricle

PAG

64
Q

The lateral zone of the HpTH is continuous with the _____.

A

reticular formation

65
Q

The medial zone of the HpTH lies between the _____ and _____.

A

periventricular and lateral zones of the HpTH

66
Q

Nuclei of the HpTH

A

SCN N.
Arcuate N
Preoptic N
Mammillary bodies

67
Q

Structures of the limbic system

A
Cingulate gyrus
Parahippocampal gyrus
Hippocampus
Amygdala
Septal N
Fornix
68
Q

Subdivisions of the amygdala

A

Medial
Central
Basolateral

69
Q

The central subdivision of the amygdala is responsible for the _____.

A

emotional response

70
Q

The 3 tracts of the cingulum

A

Anterior tract
Superior tract
Descending tract

71
Q

The fornix carries info from the _____ to the _____.

A

hippocampus

mammillary bodies

72
Q

Parts of the fornix

A

column
body
crus

73
Q

Inhibitory limbic loop

A

Ventral striatum
Ventral pallidum
DSM N-TH

74
Q

Excitatory limbic loop

A

DSM N-TH
Amygdala/hippocampus/limbic cortex
Ventral striatum

75
Q

The limbic loop allows for _____.

A

coordination of movement

76
Q

Hippocampal formation

A
Hippocampal proper (CA 1-4)
Dentate gyrus
Subiculum
Entorhinal cortex
Fimbria
Fornix
Alveus
77
Q

The hippocampus is part of the _____.

A

archicortex

78
Q

The dentate layer contains _____.

A

granule cells

79
Q

The hippocampus proper contains _____.

A

pyramidal cells

80
Q

The hippocampus is responsible for _____.

A

making declarative memories