Peripheral Nervous System

Question 1

Give the major descending tracts of the spinal cord.

Answer 1

Lateral corticospinal 
Anterior corticospinal 
Reticulospinal 
Rubrospinal 
Tectospinal
Vestibulospinal

Question 2

Coordination of posture and balance

Answer 2

Vestibulospinal

Question 3

Maintain posture during movement

Answer 3

Reticulospinal

Question 4

Coordination of body movement and posture

Answer 4

Rubrospinal

Question 5

Voluntary movement contraction of an individual or small groups of muscles particularly moving hands, fingers, feet, and toes of the opposite side.

Answer 5

Lateral corticospinal

Question 6

Voluntary movement contraction of an individual or small groups of muscles particularly moving hands, fingers, feet, and toes of the same side.

Answer 6

Anterior corticospinal or direct pyramidal

Question 7

Head and neck movement during visual reflexes

Answer 7

Tectospinal

Question 8

Pain, temperature, and crude touch on opposite side

Answer 8

Lateral spinothalamic

Question 9

Crude touch and pressure

Answer 9

Anterior spinothalamic

Question 10

Discriminating touch and pressure sensations; vibrations, stereognosis, 2 point discrimination, conscious kinesthesia

Answer 10

Fasciculi gracilis and cuneatus

Question 11

Unconscious kinesthesia

Answer 11

Anterior and posterior spinocerebellar

Question 12

Touch related to visual reflexes

Answer 12

Spinotectal