01_The Nervous System

Question 1

Three sections of the brain

Answer 1

Forebrain

Midbrain

Hindbrain

Question 2

Hindbrain:

Three components

Answer 2

Pons

Medulla

Cerebellum

Question 3

Midbrain:

Three components

Answer 3

Superior and inferior colliculus

Substantia nigra

Reticular formation/RAS

Question 4

Forebrain:

Five subcortical structures

Answer 4

Thalamus

Hypothalamus

Amygdala

Hippocampus

Basal ganglia

Question 5

Spinal cord injuries:

Quadriplegia (a.k.a. tetraplegia)

Answer 5

Cervical level damage

Loss of sensory and voluntary motor functioning in the arms and legs

Question 6

Spinal cord injuries:

Paraplegia

Answer 6

Thoracic level damage

Loss of sensory and voluntary function in the legs

Question 7

Spinal cord injuries:

Complete vs incomplete transection

Answer 7

Complete: lack of sensation and voluntary movement below the level of injury

Incomplete: Some sensory and motor functions below level of injury are maintained

Question 8

Hydrocephalus

Answer 8

Buildup of cerebrospinal fluid and enlargement of the ventricles

[Has been linked to schizophrenia]

Question 9

Five Stages of Central Nervous System Development

Answer 9

Proliferation

Migration

Differentiation

Myelination

Synaptogenesis