THRC.4 Flashcards by Oliver Woodroffe

Q

A

Diencephalon

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Q

A

Mesencephalon

‘The midbrain’

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Q

List the divisions of the mesencephalon

A

Tectum mesencephali
Tegmentum mesencephali
Cerebreal peduncles

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Q

A

Hypophysis

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Q

A

Massa intermedia

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Q

A

Epiphysis

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Q

Channel extending from the 4th - 3rd ventricle

A

Mesencephalic aqueduct

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Q

A

Mesencephalic aqueduct

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Q

A

Third ventricle

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Q

A

Tectum mesencephali

Covers the mesencephalic aqueduct

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Q

12

A

Rostral colliculus

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Q

13

A

Caudal colliculus

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Q

Rostal colliculus function

A

Relay centre for the visual pathways

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Q

Caudal colliculus function

A

Relay centre for the auditory pathways

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Q

8

A

Tegmentum mesencephali

Dorsal part of pedunculus cerebri

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Q

Which nuclei are contained in tegmentum mesencephali?

A

Oculomotor nerve (motor + parasympathetic nucl.)
Trochlear nerve (motor + parasympathetic nucl .)
Red nucleus

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Q

3

A

Parasympathetic nucleus of the occulomotor nerve

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Q

1

A

Motor nucleus of the oculomotor nerve

Q

9

A

Nucleus ruber

Q

2

A

Motor nucleus of the trochlear nerve

Q

24

A

Substantia nigra

Q

27

A

Crus cerebri

Q

A

Cerebral peduncles

Q

A

Cerebral peduncle

Q

A

Occulomotor nerve (CN-III)

Q

A

Mammilary body

Inside the interpeduncular fossa

Q

Summarise the functions of the midbrain

A

Voluntary motor function
Muscle tone
Body posture
Locomotion
Fast movement

Q

Give the divisions of the diencephalon

A

Epithalamus
Thalamus
Metathalamus
Hypothalamus

Q

Epithalamus comprises of the…

A

Pineal gland
2 xHabenula

Q

25

A

Pineal gland

Q

Habenula

A

White matter anchoring the pineal gland

Q

Function of the pineal gland

A

Melatonin secretion

Affect sexual activity

Q

9:16

A

Caudal commisure

Q

20

A

Interthalmic adhesion

Connects the left and right thalamus

Q

Thalamus is divided into…

A

Dorsal thalamus
Subthalamus

Q

Dorsal thalamus contains…

A

Sensory nuclei for:

Gustation
Optics
Acoustics
Vestibular organs

Q

A

Pineal gland

Q

A

Adenohypophysis

Q

A

Neurohypophysis

Q

The composition of the metathalamus

A

Medial geniculate body
Lateral geniculate body

Q

1

A

Hypothalamus

Q

2

A

Mammilary body

Q

4

A

Tuber cinerum

Of third ventricle

Q

14

A

Chiasma opticum