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Spinal Nerves
N/A
26
Anatomy
Undergraduate 1
04/26/2012

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Term
Name the nerve(s) that originate in the cervical plexus
Definition
Phrenic nerve
Term
What does the phrenic nerve innervate?
Definition
Diaphragm
Term
Name the major nerve(s) that originate in the brachial plexus?
Definition
1.) Axillary nerve
2.) Radial Nerve
3.) Musculocutaneous Nerve
4.) Median Nerve
5.) Ulnar Nerve
Term
Name the roots that contribute to the cervical plexus.
Definition
C1 - 4
Term
Name the roots that contribute to the brachial plexus.
Definition
C5 - T1
Term
Name the roots that contribute to the lumbar plexus.
Definition
L1 - 4
Term
Name the roots that contribute to the sacral plexus.
Definition
L4 - S4
Term
Name the major nerve(s) that originate in the lumbosacral plexus.
Definition
1.)Femoral Nerve
2.)Obturator Nerve
3.)Fibular Nerve
4.)Tibial Nerve
Term
Name the muscles that are innervated by the axillary nerve.
Definition
1.)Teres minor
2.)Deltoid
Term
Name the area of the body that the axillary nerve recieves sensory information from.
Definition
The skin on the deltoid muscle
Term
Name the muscles that are innervated by the radial nerve.
Definition
1.)Triceps Brachii
2.)Brachioradialis
3.)All the extensor muscles of the forearm
4.)Supinator
5.) Anconeus
Term
Describe the area that the radial nerve receives sensory information from.
Definition
The posterior portion of the arm from just under the deltoid muscle down to the hand. The posterior, lateral 1/3 of the hand is included.
Term
Name the muscles innervated by the musculocutaneous nerve.
Definition
1.)biceps brachii
2.) Corocobrachialis
3.)Brachialis
Term
Describe the area from which the musculocutaneous muscle receives sensory information.
Definition
the lateral side of the anterior and posterior forearm
Term
Name the muscles innervated by the ulnar nerve
Definition
1.) Flexor Carpi Ulnaris
2.) Muscles of the hand
Term
Describe the area from which the ulnar nerve receives sensory information
Definition
the medial anterior and posterior portion of the hand including the pinky and ring finger
Term
Name the muscles innervated by the median nerve
Definition
1.)Palmaris Longus
2.)Flexor Carpi Radialis
3.) Flexor Digitorum Superficialis
4.)Pronator Teres
Term
Describe the area from which the median nerve receives sensory information.
Definition
the lateral portion of the anterior and posterior sides of the hand including the thumb, 1st, 2nd and sliver of the ring finger
Term
Name the muscles innervated by the femoral nerve
Definition
1.)Psoas Major
2.)Iliacus
3.)Sartorius
4.)Vastus lateralis
5.)Rectus Femoris
6.)Vastus Intermedius
7.)Vastus Medialis
8.)Pectinius
Term
Describe the area from which the femoral nerve receives sensory information
Definition
the anterior thigh and knee and medial side of the shin, the medial side of the knee and lower leg and medial side of foot and big toe
Term
Name the muscles innervated by the obturator nerve
Definition
1. Adductor magnus
2. Adductor brevis
3. Adductor longus
4. Gracilis
Term
Describe the area from which the obturator nerce receives sensory information.
Definition
the very center section of the medial side of the thigh
Term
Name the muscles innervated by the Tibial nerve
Definition
1.) Biceps femoris
2.)Semimembranosus
3.) Semitendinosus
4.)Gastrocnemius
5.)Soleus
6.)Popliteus
7.)Flexor digitorium longus
8.)Tibialis Posterior
Term
Describe the area from which the tibial nerve receives sensory information
Definition
the posterior portion of the lower leg (calf), bottom of the foot and the last 4 toes
Term
Name the muscles innervated by the fibular nerve
Definition
1.)fibularis longus
2.)fibularis brevis
3.)tibialis anterior
4.)biceps femoris
5.)extensor digitorum longus
6.)extensor hallucis longus
Term
Describe the area from which the fibular nerve receives sensory information.
Definition
the lateral side of the lower leg (calf) inluding the top of the foot and all the toes except the pinky toe
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