THRC.4 Flashcards
1
Q
A
Diencephalon
2
Q
A
Mesencephalon
‘The midbrain’
3
Q
List the divisions of the mesencephalon
A
- Tectum mesencephali
- Tegmentum mesencephali
- Cerebreal peduncles
4
Q
A
Hypophysis
5
Q
A
Massa intermedia
6
Q
A
Epiphysis
7
Q
Channel extending from the 4th - 3rd ventricle
A
Mesencephalic aqueduct
8
Q
A
Mesencephalic aqueduct
9
Q
A
Third ventricle
10
Q
A
Tectum mesencephali
- Covers the mesencephalic aqueduct
11
Q
12
A
Rostral colliculus
12
Q
13
A
Caudal colliculus
13
Q
Rostal colliculus function
A
Relay centre for the visual pathways
14
Q
Caudal colliculus function
A
Relay centre for the auditory pathways
15
Q
8
A
Tegmentum mesencephali
- Dorsal part of pedunculus cerebri
16
Q
Which nuclei are contained in tegmentum mesencephali?
A
- Oculomotor nerve (motor + parasympathetic nucl.)
- Trochlear nerve (motor + parasympathetic nucl .)
- Red nucleus
17
Q
3
A
Parasympathetic nucleus of the occulomotor nerve
18
Q
1
A
Motor nucleus of the oculomotor nerve
19
Q
9
A
Nucleus ruber
20
Q
2
A
Motor nucleus of the trochlear nerve
21
Q
24
A
Substantia nigra
22
Q
27
A
Crus cerebri
23
Q
A
Cerebral peduncles
24
Q
A
Cerebral peduncle
25
Occulomotor nerve (CN-III)
26
Mammilary body
* Inside the interpeduncular fossa
27
Summarise the functions of the midbrain
* Voluntary motor function
* Muscle tone
* Body posture
* Locomotion
* Fast movement
28
Give the divisions of the diencephalon
* Epithalamus
* Thalamus
* Metathalamus
* Hypothalamus
29
Epithalamus comprises of the...
* Pineal gland
* 2 xHabenula
30
25
Pineal gland
31
Habenula
White matter anchoring the pineal gland
32
Function of the pineal gland
Melatonin secretion
* Affect sexual activity
33
9:16
Caudal commisure
34
20
Interthalmic adhesion
* Connects the left and right thalamus
35
Thalamus is divided into...
* Dorsal thalamus
* Subthalamus
36
Dorsal thalamus contains...
Sensory nuclei for:
* Gustation
* Optics
* Acoustics
* Vestibular organs
37
Pineal gland
38
Adenohypophysis
39
Neurohypophysis
40
The composition of the metathalamus
* Medial geniculate body
* Lateral geniculate body
41
1
Hypothalamus
42
2
Mammilary body
43
4
Tuber cinerum
* Of third ventricle
44
14
Chiasma opticum
