which statement about reflex responses is true course hero

Do reflexes require information to be detected by receptors?

Reflexes require information to be detected by receptors. In autonomic reflexes, which of the following are not activated? skeletal muscle what is true about the stretch reflex 1) it is involved in maintaining normal posture

What is true about the stretch reflex?

what is true about the stretch reflex 1) it is involved in maintaining normal posture 2) it results in contraction of fibers in the muscle that was initially stretched 3) it uses muscle spindles to detect changes in the degree of muscle stretch the stretch/myotactic reflex is produced via

What is a reflex reflex arc?

reflex arcs send signals from sensory site to the cns back to the affected area types of reflex arcs 1) monosynaptic 2) polysynaptic monosynaptic reflex arc

What is true and false flexion withdrawal reflex?

true flexion withdrawal reflex is involved in maintaining normal posture false flexion withdrawal reflex results in flexion of limb muscles to remove the limb from the cause of the pain true what triggers the blink reflex

How does the stretch/myotactic reflex work?

3) it uses muscle spindles to detect changes in the degree of muscle stretch. the stretch/myotactic reflex is produced via. single synapses between sensory axons and motor neurons. process of knee-jerk reflex.

What is the process of knee jerk reflex?

process of knee-jerk reflex. 1) Striking the patellar ligament just below the patella stretches the quadriceps muscle. 2) Sensory receptors in the muscle are stimulated and trigger an impulse in a sensory axon, whose cell body lies in the dorsal root ganglion in the lumbar region of the spinal cord. 3) The sensory axon synapses directly ...

What is flexion withdrawal reflex?

flexion withdrawal reflex involves excitation of the extensor muscles in the opposite limb. true. flexion withdrawal reflex involves neurons in the cerebral motor cortex. false.