Nerve quiz
The obturator nerve innervates the ______ muscles of the thigh.
adductor
The deltoid and teres minor are innervated by the ______ nerve.
axillary
The deltoid muscle is innervated by the ______ nerve.
axillary
The ______ plexus innervates the arm muscles.
brachial
The branch of the facial nerve that innervates the upper jaw and lip is the ______.
buccal
Fibers from the ______ plexus combine with the spinoaccessory and hypoglossal cranial nerves to innervate some neck and pharyngeal muscles.
cervical
The phrenic nerve is considered part of the ______ plexus.
cervical
The skin on the head and neck is innervated by nerves from the ______ region of the spinal cord.
cervical
"Foot drop" is a condition caused by damage to the ______ nerve.
deep fibular
Inability to dorsiflex the foot might indicate damage to the ______ nerve.
deep fibular
"Foot drop" is caused by damage to the ______ nerve causing the ______ muscle to be paralyzed.
deep fibular, tibialis anterior
Bell's palsy is often due to inflammation and swelling of the ______ nerve.
facial
Loss of taste on the front of the tongue indicated damage to the ______ nerve.
facial
The (glossopharyngeal, facial, statoacoustic, trigeminal) nerve passes through the stylomastoid foramen.
facial
The cranial nerve that first passes through the internal acoustic meatus and then the stylomastoid foramen is the (statoacoustic, facial, trigeminal, glossopharyngeal) nerve.
facial
The muscles of facial expression are innervated by the ______ nerve.
facial
Inability to straighten the leg at the knee might indicate damage to the ______ nerve.
femoral
The ______ nerve is responsible for the patellar reflex.
femoral
The dermatomes of the upper anterior leg are innervated by the ______ nerve.
femoral
The sartorial and quadriceps femoris muscles are innervated by the ______.
femoral
Inability to evert the foot might suggest damage to the ______ nerve.
fibular
The muscles of the dorsal surface of the foot are innervated by the ______ nerve.
fibular
Difficulty swallowing may be caused by damage to the ______ nerve.
glossopharyngeal
The ______ nerve innervates the muscles of the tongue.
hypoglossal
The anterior surface of the leg is innervated by nerves from the ______ region of the spinal cord.
lumbar
The plexus that innervates the buttocks and lower limbs is the ______ plexus.
lumbosacral
The sciatic nerve is considered part of the (cervical, brachial, lumbosacral) plexus.
lumbosacral
The middle ear ossicle that attaches to the tympanic membrane is the ______.
malleus
Damage to the ______ division of the trigeminal nerve causes difficulty closing the jaw.
mandibular
The ______ branch of the trigeminal nerve exits through the foramen ovale.
mandibular
The flexors of the hand are innervated by the (median, ulnar, radial, musculocutaneous) nerve.
median
The pronators of the lower arm are innervated by the ______ nerve.
median
The two nerves that innervate the flexors of the wrist and hand are the ______ and the ______.
median, ulnar
The biceps brachii muscle is innervated by the _____ nerve.
musculocutaneous
The flexors of the elbow are innervated by the ______.
musculocutaneous
The leg adductor muscles and gracilis are innervated by the ______ nerve.
obturator
Dilated pupils, wandering eye, and inability to visually follow the movements of a pencil indicate damage to the ______ nerve.
oculomotor
Loss of sense of smell may be caused by damage to the ______ nerve.
olfactory
All of the following nerves pass through the superior orbital fissure except the ______.
optic
The only adductor of the thigh innervated by the femoral nerve is the ______.
pectineus
The ______ nerve innervates the diaphragm.
phrenic
Crutches that are too long might cause "wrist drop" and the inability to extend the wrist and fingers due to damage of the ______ nerve.
radial
Inability to extend the arm at the elbow might indicate damage to the ______ nerve.
radial
The ______ nerve innervates the extensor muscles of the arm.
radial
The supinator muscle is innervated by the ______ nerve.
radial
The triceps brachii and anconeus are innervated by the ______ nerve.
radial
The biceps femoris muscle is innervated by the (obturator, femoral, pudendal, sciatic) nerve.
sciatic
The flexors of the thigh are innervated by the ______ nerve.
sciatic
The ______ nerve has both cranial and spinal components and innervates the ______ and the ______ muscles.
spinoaccessory, sternocleidomastoid, trapezius
The ______ nerve enters the skull through the internal acoustic meatus.
statoacoustic
The ______ division of the sciatic nerve innervates the semimembranosus and semitendinosus muscles.
tibial
The ______ nerve innervates the gastrocnemius and soleus muscles.
tibial
The branch of the sciatic nerve that innervated the gastrocnemius is the ______ nerve.
tibial
The sciatic nerve is composed of ______ and ______ divisions.
tibial and fibular
Loss of feeling in the face indicated damage to the ______ nerve.
trigeminal
The ______ nerve is responsible for the sense of feeling in the face.
trigeminal
The cranial nerve that innervates the muscles of mastication is the ______ nerve.
trigeminal
The ______ nerve innervates the heart and many internal organs.
vagus
The inability to swallow could reflect damage to either one or both of the ______ and ______ nerves.
vagus, glossopharyngeal