Anatomy

Question 1

Where is the primary somatosensory cortex located

Answer 1

Post-central sulcus

Question 2

Where is the primary motor cortex located

Answer 2

Pre-central sulcus

Question 3

What does the lateral sulcus separate

Answer 3

Separates the temporal and parietal lobe and a little bit of the frontal lobe

Question 4

Where is the primary auditory cortex located

Answer 4

Temporal lobe

Question 5

Where is the transverse fissure located

Answer 5

Where the occipital lobe ends

Question 6

What is the tentorium cerebelli

Answer 6

Invagination of the meningeal layer of the dura mater that separates the occipital and temporal lobes of the cerebral hemispheres from the cerebellum and brainstem

Question 7

Where is the falx cerebri located

Answer 7

At the longitudinal fissure. Separating the right and left hemispheres

Question 8

What is another name for the cerebrum

Answer 8

Telencephalon

Question 9

Where is the primary visual cortex located

Answer 9

Occipital lobe

Question 10

Is the cerebral cortex white or grey matter

Answer 10

Grey matter

Question 11

Which direction do association fibres allow impulses

Answer 11

From front to back

Question 12

Which direction do projection fibres allow impulses

Answer 12

Up and down

Question 13

What is the role of the choroid plexus

Answer 13

Make and circulate CSF

Question 14

What is the fornix

Answer 14

White fibre tract

Connects multiple limbic nuclei together

Question 15

What is the role of the corpus callosum

Answer 15

Contains commissural fibres
Communication between the two cerebral hemispheres

Question 16

What direction do commissural fibres transmit impulses

Answer 16

Left to right/Right to left
Allow communication between cerebral hemispheres

Question 17

What do mamillary bodies play a role in

Answer 17

Olfactory pathways
Reflective memory

Question 18

What is a another term for the midbrain

Answer 18

Mesencephalon

Question 19

What is the embryonic term for the pons and cerebellum

Answer 19

Metencephalon

Question 20

What is the embryonic term for the medulla oblongata

Answer 20

Myelencephalon

Question 21

What are the three structures part of the diencephalon

Answer 21

Thalamus
Hypothalamus
Epithalamus (pineal gland)

Question 22

Where can CSF drain after the 4th ventricle

Answer 22

Lateral apertures of Luschka (lateral)
Median aperture of Magendie (medial)
Central canal

Question 23

What is the role of the superior colliculi

Answer 23

Response to visual stimuli

Question 24

What is the role of the inferior colliculi

Answer 24

Response to auditory stimuli

Question 25

What fibres does the cerebral peduncles contain

Answer 25

Projection fibres

Question 26

What happens in the pyramids

Answer 26

Descending motor fibres decussate

Question 27

Where do you find the choroid plexus

Answer 27

On the roof of the lateral ventricle, third and fourth

Question 28

What is the septum pellucidum

Answer 28

Separates the anterior horns of the left and right ventricles

Question 29

Name the three sections of the lateral ventricles

Answer 29

Anterior horn Posterior horn Inferior horn

Question 30

Medial Rectus Innervation and Movement

Answer 30

Oculomotor nerve (3) Moves eye inwards and towards the nose (adduction)

Question 31

Lateral Rectus Innervation and Movement

Answer 31

Abducens nerve (6) Moves eye outwards, away from the nose (abduction)

Question 32

Superior Rectus Innervation and Movement

Answer 32

Oculomotor nerve (3) Primarily - moves the eye upwards (elevation) Secondarily - rotates the eye to the top of the eye towards the nose (intorsion) Tertiary - moves the eye inwards (adduction)

Question 33

Inferior Rectus Innervation and Movement

Answer 33

Oculomotor nerve (3) Primarily - moves eye downwards (depression) Secondarily - rotates the top of the eye away from the nose (extorsion) Tertiary - moves the eye inwards (adduction)

Question 34

Superior oblique Innervation and Movement

Answer 34

Trochlear nerve (4) Primarily - rotates the top of the eye towards the nose (intorsion) Secondarily - moves the eye downwards (depression) Tertiary - moves the eye outwards (abduction)

Question 35

Inferior oblique Innervation and Movement

Answer 35

Oculomotor nerve (3) Primarily - rotates the top of the eye from the nose (extortion) Secondarily - moves the eye upwards (elevation) Tertiary - moves the eye outwards (abduction)