Week 1 - wet room

Question 1

3 parts of brainstem

Answer 1

midbrain, pons, medulla

Question 2

Which 2 vesicles give rise to brainstem?

Answer 2

mesencephalon and rhombencephalon

Question 3

Which cranial nerves come off the pontomedullary junction?

Answer 3

6,7,8

Question 4

What are the cavities within the brainstem?

Answer 4

cerebral aqueduct and 4th ventricle

Question 5

Which of the cranial nerves emerging from the pontomedullary junction has the longest course?

Answer 5

facial

Question 6

3 surface features on medulla

Answer 6

pyramids
decussation of pyramids
olives

Question 7

Which cranial nerve emerges from the surface of the pons?

Answer 7

trigeminal

Question 8

What peduncle emerges from the surface of the pons

Answer 8

middle cerebellar peduncle

Question 9

What fibres makes up the middle cerebellar peduncle

Answer 9

centripetal

Question 10

What part of the brain lies superiorly to the midbrain?

Answer 10

thalamus

Question 11

What fibres make up the cerebral peduncles and where are they found?

Answer 11

motor fibres, for cortex from the brainstem

Question 12

What part of brainstem is pineal gland and inferior and superior colliculi found?

Answer 12

midbrain

Question 13

What is the diencephalon made up from?

Answer 13

thalamus and hypothalamus

Question 14

What 2 parts of the brain do the diencephalon lie between?

Answer 14

cortex and midbrain

Question 15

What are the surface projections of the hypothalamus called?

Answer 15

mammillary bodies

Question 16

What is the midline structure connecting the 2 cerebellar hemispheres?

Answer 16

vermis

Question 17

3 lobes of each cerebellar hemisphere

Answer 17

anterior, posterior, flocculonodular

Question 18

Ventricle lying anterior to cerebellum

Answer 18

4th

Question 19

What part of the cerebellum lies on top of the foramen magnum?

Answer 19

tonsils

Question 20

What large fissure separates the cerebral hemispheres?

Answer 20

median longitudinal fissure

Question 21

What type of fibres are in the corpus callosum?

Answer 21

commissural

Question 22

What vertebral level does the spinal cord terminate in an adult and newborn?

Answer 22

L1/2

L3/4

Question 23

What level does the dura and arachnoid mater terminate?

Answer 23

S2

Question 24

What happens to the pia mater?

Answer 24

carries on as filum terminale

Question 25

Vertebral level of lumbar puncture in adult

Answer 25

L3-5

Question 26

What occupies the space between the end of spinal cord and termination of dura+arachnoid mater?

Answer 26

subarachnoid space filled with CSF

Question 27

How many pairs of spinal nerves are there?

Answer 27

31

Question 28

Is damage to the cauda equina LMN or UMN?

Answer 28

LMN

Question 29

Lobes and functions - 1:primary motor cortex 2:primary visual cortex 3:primary sensory cortex and 4:primary auditory cortex

Answer 29

frontal occipital parietal temporal

Question 30

From which arteries do the vertebral arteries arise?

Answer 30

subclavian

Question 31

What fissures do the cerebral arteries run in?

Answer 31

median longitudinal fissure lateral sulcus calcarine sulcus