AFL 5

Question 1

A patient arrives at A&E with a deep laceration above the left eyebrow that appears to have penetrated the skull. Which lobe of the brain is likely to be damaged?

Answer 1

Left frontal

Question 2

A subdural haematoma is an acculumation of blood between the dura and:

Answer 2

arachnoid

Question 3

An extradural haematoma is an acculumation of blood between the dura and:

Answer 3

skull

Question 4

Arachnoid graulations are located between the _____ ______ and the _____ ______.

Answer 4

Periosteal dura; meningeal dura

Question 5

Folds in the cortex are called ______; the spaces between these are called ______?

Answer 5

gyri and sulci

Question 6

In the prosection illustrated below, vascular occlusion at the point indicated by the red pin would result in a lack of blood flow to which one of the following regions?

Answer 6

This is the posterior cerebral artery which supplies the medial occipital lobe of the cerebrum

Question 7

In the prosection illustrated, vascular occlusion at the point indicated by the yellow pin would result in what change to blood flow to the cerebral hemisphere?

Answer 7

No change in the blood flow to the cerebral hemisphere

Question 8

Massive cellular division and differentiation at the rostral end of the neural tubes leads to development of the:

Answer 8

Cerebral hemispheres

Question 9

The forebrain is also known as the

Answer 9

prosencephalon

Question 10

The forebrain is comprised of which regions of the brain?

Answer 10

cerebral hemispheres and diencephalon

Question 11

The picture shows a dissection of the lateral aspect of the face. What nerve is indcated by the blue pin? What does it supply?

Answer 11

Buccal branch of the facial nerve - supplies motor innervation to buccinator

Question 12

The picture shows a dissection of the mandibular region. Identify the corner of the mouth to orientate yourself.

Identify the structure indicated by the red pin.

Answer 12

Submandibular gland

Question 13

The picture shows a dissection of the mandibular region. Identify the corner of the mouth to orientate yourself.

What is the vessel indicated by the blue pin?

Answer 13

Facial artery - crosses the mandible just anterior to the masseter muscle.

Question 14

At the level of the pons, the cerebrospinal fluid enters the subarachnoid space via the:

Answer 14

Lateral apertures (of Luschka)

Question 15

Damage to which lobe of the brain would cause an interruption of flow through the inferior horn of the lateral ventircle?

Answer 15

temporal

Question 16

What is the channel indicated by the blue pin?

Answer 16

links one lateral ventricle to the third ventricle –> foramen of Monro.

Question 17

The embryologic central canal forms which chamber of the ventricular system at the level of the medulla and pons?

Answer 17

IVth ventricle

Question 18

The inferior horn of the ventricular system is located in which lobe of the brain?

Answer 18

Temporal

Question 19

This image shows a slice in which plane of section?

Answer 19

Sagittal

Question 20

Which secondary brain vesicle includes the pons and cerebellum?

Answer 20

Metencephalon

Question 21

Congenital narrowing (stenosis) of the cerebral aqueduct leads to expansion of:

Answer 21

both lateral ventricles and the third ventricle

Question 22

The superior temporal gyrus on the lateral surface of the temporal lobe is supplied with blood by the

Answer 22

middle cerebral artery