The Nervous System: Spinal Nerves

The Musculocutaneous Nerve innervates the ______________.

Anterior arm and anterior forearm

The Ulnar nerve innervated the __________________ side of the wrist and fingers.

Anterior-lateral

The ________ nerve innervates the deltoid and teres minor muscles.

Axillary

The plexus that innervates the Pectoral Girdle and Upper Limb.

Brachial Plexus

Roots of the phrenic nerve

C3, C4, C5

The plexus in which the phrenic nerve is found in that innervates the diaphragm.

Cervical Plexus

The plexus of the spinal nerve that innervates the Sternohyoid Muscle and the Geniohyoid Muscle.

Cervical Plexus

The plexus of the spinal nerve that innervates the head, neck, and chest.

Cervical Plexus

What nerve innervates the anterior leg?

Common Fibular Nerve

The Sciatic nerve is a combination of which two nerves

Common Fibular and Tibial

Axillary nerve innervates the _________________

Deltoid, Armpit, Biceps Brachii Long Head

Consist of loose, irregular arranged connective tissue composed of delicate collagenous and elastic connective tissue fibers that surround individual axons.

Endoneurioum

Forms a tougher outermost sheath that consists of dense irregular connective tissue.

Epineurium

A single bundle of axons.

Fascicle

Another name for a Fascicle.

Fasciculus

Superior gluteal nerve innervates the

Gluteus maximus, medius, minimus, and tensor fascia latae

Obturator nerve originates at rami _________________

L1, L3, L4

Femoral nerve originates at rami _______________

L2, L3, L4

Common peroneal nerve originates from rami

L4 - S3

The Femoral nerve is part of the _______ nerve plexus

Lumbar

The Obturator nerve is part of the ________ nerve plexus

Lumbar

Name the nerve plexus that innervates the anterior and medial thigh.

Lumbar Plexus

The ________ nerve innervates the *anterior-medial* side of the wrist and fingers.

Median

A central layer of peripheral nerves that divide the nerve into a series of compartments called a fascicle.

Perineurium

The ____________ nerve innervates the posterior thigh, buttock, and the posterior scrotum/labia.

Posterior Femoral Cutaneous

The _________ nerve innervates the *posterior* arm, forearm, wrist, hand, and fingers.

Radial

The Sciatic nerve is part of the _________ nerve plexus

Sacral

The ___________ Nerve innervates the *posterior* thigh, leg, foot, and pelvis.

Sciatic

Tibial nerve originates from the

Sicatic nerve at L4 and L5

The _____________ nerve innervates that lateral leg compartment of the lower leg.

Superficial Fibular

The common fibular nerve branches into the ________ fibular and ________ fibular nerve.

Superficial and Deep

What nerve innervates the posterior leg?

Tibial Nerve

Musculocutaneous nerve innervates __________________

anterior compartment of the forearm

Deep femoral nerve innervates the

anterior compartment of the leg and foot

Femoral nerve innervates the _________________

anterior compartment of the thigh

median nerve originates from then

antero-lateral cord of upper and middle trunk and the antero-middle cord of lower trunk

Ulnar nerve originates from the _____________________

antero-medial cord of the lower trunk

Phrenic Nerve innervates the _________________

diaphragm

Axillary nerve originates from the _________________

enter-medial cord of the lower trunk

Musculocutaneous nerve originates from the

lateral cord of the upper and middle trunks

Obturator Nerve innervates the ___________________

medial compartment of the thigh

Ulnar nerve innervates part of the ________________

part of the forearm

Pudenal nerve innervates the

perineum, external anal sphincter, external urethra sphincter, and skin of external genitelia

Tibial nerve innervates the

poster compartment of the thigh and leg axcept for the biceps femurs short head

Radial nerve innervates __________________

posterior compartment of forearm and arm

Radial nerve originates from the ________________

posterior division of the upper, middle, and lower trunk

Common Peroneal Nerve innervates the

the biceps femurs short head

Superficial peroneal nerve innervates the

the lateral compartment of leg and bottom of feet

Median Nerve innervates the

thinner eminence and lumbricals