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NB Exam 1 > Organization Of Nervous System II > Flashcards

Organization Of Nervous System II Flashcards

1
Q

What are the components of the Basal Ganglia

A

Caudate nucleus
Putamen
Globus Pallidus

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2
Q

Function of Basal Ganglia

A

Initiation and organization of movement

Regulate cortical motor activity via thalamus

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3
Q

Caudate nucleus + putamen

A

Striatum

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4
Q

Putamen + Globus Pallidus

A

Lentiform nucleus

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5
Q

Function of hippocampus

A

Processing info for long term storage (memory)

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6
Q

Function of amygdala

A

Regulation of emotional behavior

Emotional valence to memory

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7
Q

Function of thalamus

A

Relays sensory input to cortices

Regulates movement

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8
Q

Connects two regions within one hemisphere

A

Association

Ex: Broca to Wernicke’s area

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9
Q

Connect one side of CNS with other

A

Commissural

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10
Q

Connect higher and lower centers of the CNS

A

Projection

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11
Q

Function of homeostasis, growth and reproduction

A

Hypothalamus

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12
Q

Motor and sensory function

A

Subthalamus

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13
Q

Endocrine function

A

Epithalamus

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14
Q

Function of the brain stem

A

Primitive and survival-orientated:

Respiration, BP, Swallowing, Conciousness

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15
Q

Which tracts do the brain stem carry

A

Ascending (sensory)
Descending (motor)
Cerebellar (bundles of central axons)

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16
Q

Which fibers are in the Cerebral peduncle (midbrain)

A

Corticospinal and corticobulbar

17
Q

Function of red nucleus (midbrain)

A

Motor, esp. upper extremities

18
Q

Function of medial lemniscus (midbrain)

A

Sensory tract, carry info from body

19
Q

Function of Substantia Nigra (midbrain)

A

Motor center

20
Q

Function of Cerebral Peduncle aka Crus Cerebri (midbrain)

A

Motor

21
Q

Function of CereBELLAR peduncles (pons)

A

Convey sensory and motor info to and from cerebellum

22
Q

Function of ventral nuclei (pons)

A

Relay motor info to cerebellum from cerebral cortex

23
Q

Function of dorsal nuclei (pons)

A

Taste, respiration and arousal

24
Q

Function of various nuclei (medulla)

A

Control respiration, blood pressure, motor activity of face and neck

Receive sensory info

25
Q

Function of medullary pyramids (medulla)

A

Corticospinal tract, crosses over at lower end of medulla

*Clinically significant

26
Q

Function of Olivary nuclei (medulla)

A

Motor regulatory circuits

27
Q

Function of cerebellum

A

Smoothing and coordination of movement, equilibrium and posture

28
Q

Where does the cerebellum occupy

A

Posterior cranial fossa

NB Exam 1 (13 decks)

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