Cerebellum Flashcards

1
Q

This plays a role in planning and initiation of movement

A

Pontocerebellum

Spinocerebellum is for synergy (control rate, force, range, direction of movement)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

____ is the failure to perform rapid alternating movements

A

dysdiadochokinesia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

____ is a low frequency tremor whose amplitude increases as an extremity approaches the endpoint of deliberate and visually guided movement

A

Intention tumor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

_____ phenomenon is the failure of antagonistic muscle to contract after removal of resistance to limb movement

A

Absent rebound phenomenon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

The purkinje cell layer is the only output of the cerebellar cortex which uses ____ NT

A

GABA, inhibitory.

Output projects to deep cerebellar nuclei and to the vestibular nucleus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

The granulate cell excites basket and stellate cells. It uses ___ as NT.

A

Glutamate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

The basket cells inhibit purkinje cells by releasing

A

GABA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

This cell releases GABA to inhibit the deep cerebellar nuclei

A

purkinje cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

The ___ and ____ fiber inputs exert a strong excitatory effect on purkinje cells

A

climbing and mossy fiber inputs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly