Reflexes

Question 1

Spinal reflexes

Answer 1

• actions that aren’t caused by conscious movement

- they originate in the spine and bypass the brain

Question 2

Phasic stretch reflex

Answer 2

muscle contraction in response to a quick stretch

Question 3

Tonic stretch reflex

Answer 3

continues as long as the stretch is maintained

Question 4

Flexor withdrawal

Answer 4

each withdrawal movement is specific for removing the body part away from noxious stimuli

Question 5

Reciprocal inhibition

Answer 5

turning off the agonist by same circuitry that turns on the agonist

Question 6

Crossed extension

Answer 6

adjusts the muscle activity in the same stance limb to prevent falling

Question 7

Central pattern generators

Answer 7

can generate complex movement without input from the brain

• walking
• scratching