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AFN Anatomy Exam II Review > Nervous System Part 2 > Flashcards

Nervous System Part 2 Flashcards

1
Q

4 parts of the diencephalon

A

Thalamus (2 lobes)

Hypothalamus

Epithalamus

Subthalamus (2 nuclei)

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2
Q

The hypothalamus is right above the _______

A

Pituitary gland

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3
Q

The hypothalamus is connected to the pituitary ________

A

Pituitary stalk

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4
Q

What structure separates the 2 thalamus lobes?

A

3rd ventricle

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5
Q

What structure makes the floor of the 3rd ventricle?

A

Hypothalamus

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6
Q

What 2 structures make up the roof of the 3rd ventricle?

A

Corpus callosum

Fornix

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7
Q

What structure is the largest portion of the diencephalon?

A

Thalamus

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8
Q

What is the structure that sometimes connects the 2 lobes of the thalamus superiorly (80% present)

A

Massa Intermedia

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9
Q

What separates the thalamus into the 3 nuclear regions?

A

Internal Medullary Lamina

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10
Q

Which nuclear region of the thalamus contains relay nuclei?

A

Lateral nuclear group

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11
Q

Which nuclear region of the thalamus contains association nuclei?

A

Anterior & some lateral

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12
Q

Which nuclear region of the thalamus contains diffuse nuclei?

A

Medial nuclear group

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13
Q

Project info from reticular formation to relay nuclei and then to the cerebral cortex

A

Diffuse nuclei of thalamus

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14
Q

project general/special sensation from incoming systems to cerebral cortex

A

Relay nuclei of thalamus

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15
Q

interconnect ipsilateral cerebral cortex w/ other parts of the cerebral cortex

A

association nuclei of thalamus

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16
Q

separates the thalamus from the hypothalamus

A

hypothalamic sulcus

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17
Q

Integrating center for the autonomic nervous system

A

Hypothalamus

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18
Q

Integrating center for the parasympathetic nervous system

A

anterior hypothalamus

19
Q

Integrating center for the sympathetic nervous system

A

posterior hypothalamus

20
Q

Where is the hunger center

A

Lateral hypothalamus

21
Q

Where is the satiety (full) center

A

ventromedial hypothalamus

22
Q

Where is the thirst center

A

anterior hypothalamus

23
Q

Thermoregulation center

A

Preoptic area of hypothalamus

24
Q

The pituitary gland is positioned behind the ______ ______

A

Optic Chiasm

25
Q

Enlarged pituitary = potential for what kind of problems?

A

Vision problems

*it’s behind the optic chiasm

26
Q

Ring of dura matter around pituitary stalk

A

Diaphragma sellae

27
Q

Does the posterior pituitary make hormones?

A

No

28
Q

Does the anterior pituitary make hormones?

A

Yes

29
Q

Name the 3 parts of the pituitary gland

A

Pars anterior (adenohypophysis)

Pars posterior (neurohypophysis)

Pars intermedia

30
Q

What controls the pituitary gland?

A

Hypothalamus

31
Q

Name the anterior pituitary hormones

A

TSH

ACTH

FSH

LH

STH/GH

Prolactin

32
Q

Name the hormones sent to the posterior pituitary

A

Oxytocin

Vasopressin (ADH)

33
Q

ADH is housed where?

A

Posterior pituitary

34
Q

Low ADH = Fluid ______

A

Fluid loss

35
Q

High ADH = Fluid _____

A

Fluid retention

36
Q

Hormone in pars intermedia?

A

MSH (melanocyte stimulating hormone)

37
Q

What does the epithalamus contain?

A

Pineal body

Habenula

38
Q

This structure calcifies w/ age and turns into “brain sand”

A

Pineal body

39
Q

Contains melatonin and regulates sleep patterns

A

Pineal body

40
Q

The _______ contains the substantial nigra

A

subthalamus

41
Q

Associated w/ parkinson’s disease and secretes dopamine

A

substantial nigra

42
Q

What does the substantial nigra secrete?

A

dopamine

43
Q

Lesion of the sub thalamus = _________

A

Dyskinesia

AFN Anatomy Exam II Review (13 decks)

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