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Flashcards in The brain Deck (56)
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1

What is each fold of the brain called?

Gyrus

2

This is the groove of the brain called?

Sulcus

3

What artery does the lateral fissure contain?

Middle cerebral artery

4

What artery does the longitudinal fissure contain?

Anterior cerebral arteries

5

What connects the cerebral hemispheres?

White matter tract

6

Where is the Association tracts?

Between gyri of the same hemisphere

7

Where is the Commisural tracts/fibres?

From one hemisphere to the corresponding region of the other

8

Where is the Projection fibres?

From cerebrum to thalamus, brainstem etc

9

What is the main action of the Basal Ganglia?

Regulate initiation and termination of body movements. Thought to be involved in memory, planning and emotional response

10

Where is the Substansia nigra?

Midbrain

11

What does the Substansia nigra communicate with?

The caudate and putamen

12

What does the Sub-thalamic nuclei communicate with?

The globus palladus

13

Where are the connections of the thalamus?

Hypothalamus and limbic system

14

What are the connections in the hypothalamus?

Pituitary gland

15

What are the three parts of the Diencephalon?

Thalamus, hypothalamus and pineal gland

16

What does the midbrain connect?

The pons and medulla to diencephalon

17

What is the function of the superior colliculi?

Visual, tracking and scanning

18

What is the inferior colliculi responsible for?

Auditory startle reflex

19

What is the Substansia nigra responsible for?

Control subconscious muscle action

20

What is the red nuclei responsible for?

Co-ordinate muscle movement

21

What is the pontine nuclei responsible for?

Co-ordination and maximising voluntary motor output

22

What tracts help control breathing?

Pneumotaxic

23

What is the origin of cranial nerves and vestibular nerves?

Pons

24

What does the medulla contain?

The pyramids, cardiovascular centres, breathing centres, nuclei concerned with tough, pressure and vibration.

25

What are the olives?

Proprioception

26

What is the origin of the cranial nerves and cochlear part of VIII?

Medulla

27

Where is the Vermis?

Between lobes

28

What is the cerebellum responsible for?

Controls sub0conscious aspects of skeletal muscle meovements and co-ordinates complex sequences. regulate posture and balance

29

Where is the superior cerebellar peduncle?

Midbrain to cerebellum

30

Where is the Middle cerebellar peduncle?

Pons to cerebellum