The Central Nervous System

Question 1

What is the name for the left and right hemispheres of the brain?

Answer 1

Cerebral Hemispheres

Question 2

Answer 2

Diencephalon

Question 3

what three parts comprise to form the diencephalon?

Answer 3

1.Thalamus
2. Hypothalamus
3.Epithalamus (including pineal body)

Question 4

Answer 4

Thalamus

Question 5

in light blue*

Answer 5

Hypothalamus

Question 6

*in green

Answer 6

Epithalamus (including pineal body)

Question 7

Answer 7

Midbrain

Question 8

Answer 8

Pons

Question 9

Answer 9

medulla oblongata

Question 10

in white at the bottom

Answer 10

cerebellum

Question 11

What is the name of this fissure

Answer 11

longitudinal fissure

Question 12

Fissure between cerebellum and cerebral brain

Answer 12

Transverse fissure

Question 13

sulcus at this opening

Answer 13

lateral sulcus

Question 14

sulcus between the parietal and frontal lobes

Answer 14

central sulcus

Question 15

yellow fissure in this photo

Answer 15

calcarine fissure

Question 16

the front most part anterior part of the frontal lobe

Answer 16

Frontal pole

Question 17

The most posterior part of the occipital lobe

Answer 17

occipital pole

Question 18

The most anterior part of the the temporal lobe

Answer 18

temporal pole

Question 19

green part*

Answer 19

Insula

Question 20

What are the myelinating cells of the central nervous system?

Answer 20

Oligodendrocytes

Question 21

what are Gyri and Sulci

Answer 21

Gyri are the ridges on the cerebral cortex and sulci are the grooves/indentations between them

Question 22

What are the 4 elevations found on the posterior side of the midbrain and what is their associated function?

Answer 22

2x superior colliculus- reflex to visual stim
2x inferior colliculus- reflex to audiatory stim

Question 23

what structure on the midbrain is associated with the upper limb and lower limb control

Answer 23

Tegmentum

Question 24

Answer 24

Pyramids of medulla oblongata

Question 25

What are the three meninges of the brain in superficial to deep order?

Answer 25

Dura mater Arachnoid mater Pia mater

Question 26

What are the two pairs of major arteries which supply blood to the central nervous system?

Answer 26

Internal carotid and vertebral arteries

Question 27

What bony features do the internal carotid and vertebral arteries pass through? (into the skull)

Answer 27

Internal carotid artery-carotid foramen Vertebral artery-foramen magnum

Question 28

what are the 4 ventricles of the brain ?

Answer 28

2 x lateral ventricle 3rd ventricle 4th ventricle

Question 29

What structure connects the 3rd and 4th ventricle

Answer 29

cerebral aqueduct

Question 30

What is fluid is found within the 4 ventricles of the brain?

Answer 30

Cerebral Spinal Fluid (CSF)