Neuroanatomy 1

Question 1

Telencephalon develops into …

Answer 1

Cerebral hemisphere

Question 2

Diencephalon develops into …

Answer 2

Thalamus, hypothalamus

Question 3

Mesencephalon develops into…

Answer 3

Midbrain

Question 4

Metencephalon develops into…

Answer 4

Pons, cerebellum

Question 5

Myelencephalon develops into…

Answer 5

Medulla oblongata

Question 6

What makes up the brainstem

Answer 6

Midbrain, pons and medulla

Question 7

Another name for diencephalon

Answer 7

Hypothalamus

Question 8

Are there more glial cells or neurones in the CNS?

Answer 8

Glial cells

Question 9

This type of cell has roles in support, maintaining blood-brain barrier, environmental homeostasis

Answer 9

Astrocytes

Question 10

Produce myelin in the CNS

Answer 10

Oligodendrocytes

Question 11

These cells in the CNS are similar to macrophages (i.e. hemopoietic origin). Immune monitoring and antigen presentation

Answer 11

Microglia

Question 12

CNS cell with hemopoietic origin

Answer 12

Microglia

Question 13

In a resting state they have an elongated nucleus and a number of short, spiny cell processes. When activated, for example by a bacterial infection, they become rounder and take on an appearance similar to a macrophage

Answer 13

Microglia

Question 14

What are ependymal cells? (CNS)

Answer 14

Ciliated cuboidal/columnar epithelium that lines the ventricles

(cells generally don’t form barrier between the CSF and brain tissue)

Question 15

What is a folium? (Plural folia)

Answer 15

Equivalent to a gyrus in the cerebellum

Question 16

Huge numbers of neurons, cell processes, synapses and support cells

Answer 16

Gray matter

Question 17

This part of brain is filled with axons (mostly myelinated) and their support cells

Answer 17

White matter

Question 18

Ventral

Answer 18

Anterior

Question 19

Dorsal

Answer 19

Posterior

Question 20

Another name for the lateral fissure?

Answer 20

Sylvian fissure

Question 21

What is the corpus collosum?

Answer 21

Band of nerve fibres joining the 2 cerebral hemispheres together

Question 22

3 major sulci in the medial view of the brain?

Answer 22

• Parieto-occipital sulcus
• Calcarine sulcus
• Cingulate sulcus

Question 23

A triangular area in the brain between the hippocampus and hypothalamus?

Answer 23

Fornix

Question 24

Large lobe anterior to the central sulcus and superior to the lateral sulcus

Answer 24

Frontal lobe

Question 25

This gland makes melatonin

Answer 25

Pineal gland

Question 26

Posterior to the central sulcus, superior to the lateral sulcus and anterior to a line drawn from the parieto-occipital sulcus to the preoccipital notch

Answer 26

Parietal lobe

Question 27

Posterior to the frontal lobe and anterior to the parieto-occipital sulcus

Answer 27

Parietal lobe

Question 28

Posterior to a line drawn from the parieto-occipital sulcus to the preoccipital notch

Answer 28

Occipital lobe

Question 29

Posterior to the parieto-occipital sulcus

Answer 29

Occipital lobe

Question 30

Inferior to the lateral sulcus | -Posterior border is line from parieto-occipital sulcus to the preoccipital notch

Answer 30

Temporal lobe

Question 31

How does the temporal lobe extend medially?

Answer 31

Extends from the temporal pole to a line drawn between the pre-occipital notch and the anterior end of the calcarine sulcus

Question 32

Portion of the cerebral cortex hidden deep within the lateral fissure -important in experience of pain

Answer 32

Insula

Question 33

Midline ventricles

Answer 33

3 and 4

Question 34

Largest branch of the internal carotid artery

Answer 34

Middle cerebral artery

Question 35

Through which foramen do the dural venous sinuses drain into the internal jugular vein?

Answer 35

Jugular foramen

Question 36

Why is the jugular foramen important in terms of venous drainage?

Answer 36

Jugular foramen: the dural venous sinuses drain into the internal jugular vein