L4 - Neural Tissues

Question 1

Functions of oligodendrocytes ?

Answer 1

Production + maintenance of myelin sheath

Can myelinate many axons

Question 2

Function of astrocyte?

Answer 2

Assist neural development
Protect neurons from harmful substances
Control vasodilation of blood vessels
Influence of blood flow and blood brain barrier

Question 3

Function of microglia

Answer 3

Immune cells protect neurons from disease engulf microbes mesodermal origin

Question 4

Function of a ependymal cells

Answer 4

Line brain ventricles and central canal cilia in microvilli on apical membrane

Question 5

Function of Schwann cell

Answer 5

Production and maintenance of myelin sheet

one axon wrapped at Schwann cell

Question 6

Function of satellite cell

Answer 6

Support neurons regulate and exchange of materials

Question 7

Where are gliomas usually found

Answer 7

Inside the cranium

Question 8

Where are neuroblastomas usually found

Answer 8

Outside the cranium

Question 9

What do you afferent neurons carry Information to ?

Answer 9

Towards the brain

Question 10

What do Efferent neurons carry information to

Answer 10

From the brain to the effector organ

Question 11

What is Broadmann area 4 responsible for

Answer 11

Primary motor cortex

Question 12

What is Brodmann area at 17 responsible for

Answer 12

The primary visual cortex

Question 13

What are three important neurons you should know about

Answer 13

Pyramidal cell
Purkinje cell
Dorsal root ganglion

Question 14

Where are pyramidal cells found

Answer 14

In the neocortex

Question 15

Where are purkinje cells found ?

Answer 15

In the cerebellum

Question 16

Are interneurons Motor or sensory

Answer 16

Neither

Question 17

What are the two main types of cells in the nervous system

Answer 17

Glia and neurones

Question 18

Where are neuroblastomas usually found

Answer 18

Outside of the cranium