Neuroanatomy 1

Question 1

Answer 1

Question 2

Answer 2

Question 3

Answer 3

Question 4

What are the names of these holes and which cranial nerves come out of each.

Answer 4

Question 5

What are the two parts of the forebrain?

Answer 5

The cerebral hemispheres (cerebrum) and the diancephalon (thalamus and hypothalamus etc).

Question 6

What are the parts of the brainstem (superior to inferior)?

Answer 6

Midbrain, pons and medulla.

Question 7

What are the different names for these positions (ant, post etc).

Answer 7

Question 8

Answer 8

Question 9

What is the insula?

Answer 9

Question 10

What do each of these do also?

Answer 10

Question 11

What are the different portions of the corpus collosum (posterior to anterior?)

Answer 11

Question 12

Answer 12

Question 13

Answer 13

Question 14

Answer 14

Question 15

What are the 3 type of axon fibre types (in relation to communicating between different parts of the CNS?)

Answer 15

Question 16

Answer 16

Question 17

Answer 17

Question 18

What is the internal capsule?

Answer 18

Question 19

Answer 19

Question 20

Answer 20

Question 21

How many pairs of spinal nerves are there?

Answer 21

31 pairs.

Question 22

What is the name of the point where the spinal cord ends?

Answer 22

The conus medullaris

Question 23

What are the two layers of the dura mater? What do the partitionings form?

Answer 23

Question 24

Name of the structure which separates the two cerebral hemispheres

Answer 24

Question 25

Answer 25

Question 26

What is the artery which supplies the dura and cranium?

Answer 26

Middle meningeal artery.

Question 27

Which layers of the meninges will dip into sulci?

Answer 27

only the pia mater

Question 28

What is the subdural space?

Answer 28

The place between the dura and the arachnoid mater but in a normal person it doesnt exist. It can be opened with a subdural haemotoma.

Question 29

What type of haemorrhage will cause blood to exist in the CSF?

Answer 29

Question 30

What is a cistern?

Answer 30

Question 31

What are arachnoid granulations?

Answer 31

Collection of arachnoid villi which drian CSF into the venous sinuses

Question 32

Which layer of the dura mater is missing in the spinal meninges? What is this layer termed?

Answer 32

The periosteal layer is missing and only the meningeal layer exists: dural sheath.

Question 33

What is the epidural space? What exists on either sides of the epidural space?

Answer 33

Question 34

What does the venous sinus drain into?

Answer 34

Internal jugular vein.

Question 35

Where does the venous sinus exist? What fluids does it receive and where from?

Answer 35

Question 36

Answer 36

Question 37

Answer 37

Question 38

Draining of the sinuses

Answer 38

Question 39

Answer 39

Question 40

Arterial supply to the brain.

Answer 40

Question 41

Answer 41

Question 42

What does the anterior cerebral artery supply?

Answer 42

Question 43

What does the middle cerebral artery supply?

Answer 43

Question 44

What does the posterior cerebral artery supply?

Answer 44

Question 45

Answer 45

Question 46

What drains CSF from lateral to 3rd ventricles? From 3rd to 4th ventricle?

Answer 46

Interventricular foramen. Cerebral aqueduct.

Question 47

Where does CSF flow out of the 4th ventricles? What structures produce the CSF?

Answer 47

Choroid plexus.

Question 48

What makes the blood brain barrier?

Answer 48

Question 49

What causes hydrocephalus?

Answer 49