The brain

Question 1

What is each fold of the brain called?

Answer 1

Gyrus

Question 2

This is the groove of the brain called?

Answer 2

Sulcus

Question 3

What artery does the lateral fissure contain?

Answer 3

Middle cerebral artery

Question 4

What artery does the longitudinal fissure contain?

Answer 4

Anterior cerebral arteries

Question 5

What connects the cerebral hemispheres?

Answer 5

White matter tract

Question 6

Where is the Association tracts?

Answer 6

Between gyri of the same hemisphere

Question 7

Where is the Commisural tracts/fibres?

Answer 7

From one hemisphere to the corresponding region of the other

Question 8

Where is the Projection fibres?

Answer 8

From cerebrum to thalamus, brainstem etc

Question 9

What is the main action of the Basal Ganglia?

Answer 9

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

Question 10

Where is the Substansia nigra?

Answer 10

Midbrain

Question 11

What does the Substansia nigra communicate with?

Answer 11

The caudate and putamen

Question 12

What does the Sub-thalamic nuclei communicate with?

Answer 12

The globus palladus

Question 13

Where are the connections of the thalamus?

Answer 13

Hypothalamus and limbic system

Question 14

What are the connections in the hypothalamus?

Answer 14

Pituitary gland

Question 15

What are the three parts of the Diencephalon?

Answer 15

Thalamus, hypothalamus and pineal gland

Question 16

What does the midbrain connect?

Answer 16

The pons and medulla to diencephalon

Question 17

What is the function of the superior colliculi?

Answer 17

Visual, tracking and scanning

Question 18

What is the inferior colliculi responsible for?

Answer 18

Auditory startle reflex

Question 19

What is the Substansia nigra responsible for?

Answer 19

Control subconscious muscle action

Question 20

What is the red nuclei responsible for?

Answer 20

Co-ordinate muscle movement

Question 21

What is the pontine nuclei responsible for?

Answer 21

Co-ordination and maximising voluntary motor output

Question 22

What tracts help control breathing?

Answer 22

Pneumotaxic

Question 23

What is the origin of cranial nerves and vestibular nerves?

Answer 23

Pons

Question 24

What does the medulla contain?

Answer 24

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

Question 25

What are the olives?

Answer 25

Proprioception

Question 26

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

Answer 26

Medulla

Question 27

Where is the Vermis?

Answer 27

Between lobes

Question 28

What is the cerebellum responsible for?

Answer 28

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

Question 29

Where is the superior cerebellar peduncle?

Answer 29

Midbrain to cerebellum

Question 30

Where is the Middle cerebellar peduncle?

Answer 30

Pons to cerebellum

Question 31

Where is the inferior cerebellar peduncle?

Answer 31

Medulla to cerebellum

Question 32

What releases growth hormone?

Answer 32

Pituitary gland

Question 33

What releases FSH and LH hormones?

Answer 33

Pituitary gland

Question 34

Where does the vertebral arteries come from?

Answer 34

Subclavian

Question 35

What is the pia mater?

Answer 35

The innermost layer, sticks to surface of neural tissue

Question 36

What is the arachnoid mater?

Answer 36

Middle layer, fine connective tissue

Question 37

What is the dura mater?

Answer 37

Outermost layer, tough connective tissue sheath

Question 38

Where does the sub-arachnoid space lie between?

Answer 38

Pia and arachnoid

Question 39

What does the subarachnoid contain?

Answer 39

Cerebrospinal fluid (CSF)

Question 40

What does the dura line?

Answer 40

Skull

Question 41

What is the function of the dura?

Answer 41

Protects the brain and forms the dural venous sinuses.

Question 42

What does the arachnoid cover?

Answer 42

The surface of the brain and carries blood vessels

Question 43

What does the pis adhere to?

Answer 43

The surface of the brain - going into the sulci and around the gyri

Question 44

What drains blood from the brain and channel it into the internal jugular vein?

Answer 44

Dural venous sinuses

Question 45

Where is each sinus formed between?

Answer 45

The periosteum of the skull and the dura or between two layers of dura

Question 46

How many ventricles are there?

Answer 46

4

Question 47

What are the ventricles called?

Answer 47

Cerebral aqueduct, Lateral ventricle, 3rd ventricle and 4th ventricle

Question 48

Where does the cerebral aqueduct run through?

Answer 48

The midbrain to connect the 3rd and 4th ventricles

Question 49

Which ventricle has one in each hemisphere?

Answer 49

Lateral ventricle

Question 50

What ventricle connects to the sub-arachnoid space via the lateral and median apertures?

Answer 50

4th Ventricle

Question 51

What ventricle is connected to the central canal of the spinal cord?

Answer 51

4th ventricle

Question 52

What ventricle is inside the thalamus?

Answer 52

3rd Ventricle

Question 53

What ventricle is connected to ht lateral ventricles by inter ventricular foramina of Monro?

Answer 53

3rd ventricle

Question 54

What does CSF provide?

Answer 54

Mechanical and physical protection to the brain and spinal cord

Question 55

What does the CSF circulate through?

Answer 55

The ventricles and into the sub-arachnoid space

Question 56

What is constanty recycled by loss through arachnoid vili (granulations) into the dural venous sinuses?

Answer 56

CSF