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ANAT & PHYS I: SPINE

ANAT & PHYS I: SPINAL CORD AND SPINAL NERVES

QuestionAnswer
Fill in blank: REFLEX ARC ORDER: _______,Sensory Neuron,_________,________, effector. Receptor,Integration center, Motor neuron
components of a reflex arc: transmits the afferent impulse to the CNS SENSORY NEURON
components of a reflex arc: either monosynaptic or polysynaptic region within the CNS INTEGRATION CENTER
components of a reflex arc: site of stimulus RECEPTOR
components of a reflex arc: muscle fiber or gland that responds to the efferent impulse EFFECTOR
components of a reflex arc: conducts efferent impulses from the integration center to an effector MOTOR NEURON
Nerve Plexuses are found in the cervical, brachial, lumbar, and sacral regions
Most branches are cutaneous nerves of the neck, ear, back of head, and shoulders Cervical Plexus
The most important nerve of the Cervical plexus is the phrenic nerve
The phrenic nerve is the major motor and sensory nerve of the diaphragm
It gives rise to the nerves that innervate the upper limb Brachial Plexus
Name the four major branches of the brachial plexus ROOTS, TRUNKS, DIVISION, CORDS
The major nerves are the femoral and the obturator. innervates the thigh, abdominal wall, and psoas muscle LUMBAR PLEXUS
serves the buttock, lower limb, pelvic structures, and the perineum. The major nerve is the sciatic, the longest and thickest nerve of the body. SCIATIC PLEXUS
Created by: ascpstudent100