Lab 1 (Brain blood supply and nerve fibres)

Question 1

What is A?

Answer 1

The anterior cerebal

Question 2

What is B?

Answer 2

The anterior communicating

Question 3

What is C?

Answer 3

The internal Carotid

Question 4

What is D?

Answer 4

The middle cerebal

Question 5

What is E?

Answer 5

The posterior cerebal

Question 6

What is F?

Answer 6

The posterior communicating

Question 7

What is G?

Answer 7

The Basilar

Question 8

What is H?

Answer 8

The superior cerebellar

Question 9

What is I?

Answer 9

The anterior inferior cerebellar

Question 10

What is J?

Answer 10

The posterior inferior cerebellar

Question 11

What is K?

Answer 11

Vertebral

Question 12

Where do the optic nerves meet and what is this called?

Answer 12

Where the optic nerves meet is called the optic chiasm.

The chiasm lies between the internal carotid arteries.

Question 13

What does the oculomotor nerve do?

Answer 13

It controls some of the muscles that move the eye

It carries the connections that allow the iris to constrict

Question 14

Where does the oculomotor nerve sit?

Answer 14

Between the posterior cebral and superior cerebellar arteries

Question 15

What does the trigeminal nerve do?

Answer 15

Carries sensation from the face to the brain

Carries signals from the brain that control jaw muscles

Question 16

Where is the trigeminal nerve?

Answer 16

The trigeminal nerve emerges from the lateral surface of the brainstem just below the superior cerebellar artery

Question 17

What is the olfactory tract?

Answer 17

Ribbons of connections that extend forwards towards the underside of the cortex

Question 18

What are the ridges of the brain called?

Answer 18

Gyri

Question 19

What are the valleys of the brain called?

Answer 19

Sulci

Question 20

What lobes are seperated by the central sulcus?

Answer 20

The frontal lobe (rostral) and the parietal lobe (caudal)

Question 21

What lobe is outlined by the lateral fissure?

Answer 21

The temporal lobe

Question 22

Where is the occipital lobe?

Answer 22

At the back of the cortex

Question 23

Where are higher cognitive functions situated?

Answer 23

The pre frontal cortex

Question 24

Where is vision situated?

Answer 24

The occipital cortex

Question 25

Where are auditory functions situated?

Answer 25

The temporal cortex

Question 26

Which cortexes are divided by the central sulcus?

Answer 26

The primary motor cortex (frontal lobe) and the primary somatosensory cortex (parietal lobe)