Intro to CNS

Question 1

In the brain, where is white vs grey matter?

Answer 1

Grey on outside, white on inside

Question 2

Cerebral hemispheres control what side of the body?

Answer 2

The opposite side

Question 3

Cerebellum controls what side of the body?

Answer 3

Same side

Question 4

Left hemisphere

Answer 4

Language
Skilled motor formulation
Calculations
Musical ability (trained musicians)
Sense of direction (from map)

Question 5

Right hemisphere

Answer 5

Attention
Spatial processing
Emotion detection
Visual-spatial analysis
Musical function in untrained musicians
Sense of direction (by sense of orientation)

Question 6

Broca’s aphasia

Answer 6

Difficulty getting words out

Understands spoken word and can follow commands

Question 7

Patients with neglect have damage to which hemisphere?

Answer 7

Right

Question 8

Broca’s area is..

Answer 8

In the left frontal lobe

Question 9

Crossover usually happens in the…

Answer 9

Medulla

Question 10

Wernicke’s area is located in..

Answer 10

The left temporal lobe

Question 11

Limbic structures are involved in…

Answer 11

Emotions
Memory
Higher cognitive functions

Question 12

Basal ganglia

Answer 12

Planning and initiating movement

Question 13

Thalamus

Answer 13

Sensory relay centre

Question 14

12 cranial nerves

Answer 14

Olfactory, optic, oculomotor
Trochlear, Trigeminal, Abducens
Facial, vestibulocochlear, glossopharyngeal
Vagus, accessory, hypoglossal

Question 15

Ataxia

Answer 15

Disorder of rate, rhythm, force of movements
Lack of coordination
When cerebellum goes wrong

Question 16

In the spinal cord, where is white vs grey matter?

Answer 16

White outside

Grey inside

Question 17

Wallenberg syndrome

Answer 17

Stroke in the lateral medulla

Causes hoarseness, nausea, vomiting, hiccups, difficulty walking/balance, rapid eye movements, etc