Diencephalon Flashcards

1
Q

What are the 4 parts of the diencephalon?

A

Thalamus, epithalamus, subthalamus, hypothalamus

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2
Q

What is the function of the thalamus?

A
  • Transmission of sensorimotor information to cortex

- Contribution to cortically mediated sensorimotor, speech & language functions

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3
Q

What is the function of the hypothalamus?

A
  • With connections to brain, brainstem, & spinal cord by neural & hormonal efferents, provides specialized circuitry for:
  • -Autonomic nervous system
  • -Body temperature, blood volume, food & water intake, body mass, reproduction, circadian rhythms, drives & emotions
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4
Q

What includes the pituitary gland?

A

hypothalamus

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5
Q

What includes the pineal gland?

A

epithalamus

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6
Q

What is the function of the epithalamus?

A

sleep cycle (melatonin), autonomic functions

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7
Q

What is the function of the subthalamus?

A

Connected with basal ganglia, major role in motor control

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8
Q

What is a possible effect of a lesion on the thalamus?

A

thalamic syndome ( increased or decreased threshold for sensations of pain, touch, and temperature on contralateral side of body)

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9
Q

The medial geniculate body is a ________ pathway.

A

auditory (m=music)

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10
Q

The lateral geniculate body is a _________ pathway.

A

visual (l=light)

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