Section 2 Blood Supply of the Brain

Question 1

Middle Cerebral Artery supplies

Answer 1

Lateral surface of the brain

deep structures of the basal forebrain

Question 2

Anterior cerebral artery supplies

Answer 2

most of the medial wall of the cerebral hemisphere

Question 3

posterior cerebral artery supplies

Answer 3

medial wall of the occipital lobe

inferior part of the temporal lobe

Question 4

The vertebral arteries converge near the base of the pons to form the

Answer 4

Basilar Artery (Unpaired)

Question 5

at the level of the midbrain, the Basilar Artery split into the right and left:

Answer 5

Superior cerebellar arteries

Posterior cerebral arteries

Question 6

The Posterior Cerebral Arteries send branches called __________ that connect them to the:

Answer 6

Posterior Communicationg Arteries

Right and Left Internal carotid arteries

Question 7

The internal Carotid Arteries branch to form the

Answer 7

Middle Cerebral arteries

Anterior Cerebral Arteries

Question 8

The Anterior Cerebral Arteries of each side are connected by the

Answer 8

Anterior communicating Artery

Question 9

Cell Types in the Nervous System

Answer 9

Neurons- Functional Cell

Glia (Glial Cells)- Support Cell

Question 10

Neurons

Answer 10

Functional cell of NS. Process all conscious and nonconscious information in the Brain and Spinal Cord

Question 11

12 Pairs of Cranial Nerves

Answer 11

I Olfactory
II Optic
III Oculomotor
IV Trochlear
V Trigeminal
VI Abducens
VII Facial
VIII Vestibulocochlear
IX Glossopharyngeal
X Vagus
XI Accessory (Spinal)
XII Hypoglossal

Question 12

Neuron Structure

Answer 12

Soma: Cell Body
Dendrites: Receive incoming signal
Axon: Transmit Action Potentials
Axon Hillock: Where soma meets axon
Axon Terminals: Contain neurotransmitters
Schwann Cells, Oligodendrocytes: Surround axon
Myelin Sheath: Insulates the axon
Node of Ranvier: spaces between Schwann Cells