PRACTICE QUIZ - LOWER EXTREMITY
1. _____ The small
saphenous vein
A. ascends along the ankle
anterior to the lateral malleolus.
B. drains directly into the
femoral vein.
C. site of vein "cutdown"
for intravenous injections.
D. unlike the great saphenous
v., is valveless.
E. originates from lateral
side of the dorsal venous arch of the foot.
2._____ The dermatome
that would be affected by a pin-prick to the skin over the patella is innervated
by spinal nerve(s)
A. L2
B. L3 - L4
C. L4 - L5
D. L2,3,4
E. S1
3._____ All of the
following statements describe the sartorius muscle EXCEPT that
A. it is innervated by the
femoral n.
B. it arises from the anterior
superior iliac spine.
C. it inserts onto the superior-medial
shaft of the tibia.
D. it acts to extend the
leg.
E. it acts to flex, abduct,
and laterally rotate the thigh.
4._____ Each of the
following statements relating to the femoral sheath is TRUE EXCEPT that
A. it encloses the proximal
portions of the femoral artery and vein.
B. it is formed by the fascia
lata.
C. the femoral nerve is lateral
to the femoral sheath.
D. the medial compartment
is the site for potential femoral hernias.
E. it is divided into three
compartments with the femoral artery in the lateral compartment.
5._____ All of the
following muscles flex the leg EXCEPT
A. gracilis
B. semimembranosus
C. biceps femoris
D. semitendinosus
E. adductor magnus (hamstring
part)
6._____ The primary
blood supply to the head of the femur is provided by an artery, which is
a branch typically of the _______.
A. obturator a.
B. profunda femoris a.
C. external iliac a.
D. inferior gluteal a.
E. superior gluteal a.
7._____ Damage to
the right superior gluteal nerve would result in
A. loss of ability to abduct
the left thigh.
B. tilting of the pelvis
when the right leg leaves the ground during walking.
C. loss of ability to abduct
the right thigh.
D. loss of ability to extend
the right thigh.
E. inability to laterally
rotate the right thigh.
8._____ All of the
following statements concerning the adductor compartment muscles are
correct EXCEPT
A. Muscles are innervated
by amt. rami of L2-L4.
B. Most muscles originate
from the pubic bone.
C. Adductor longus, brevis,
and magnus insert into the linea aspera of the femur.
D. Obturator externus tendon
inserts into the anterior side of the greater trochanter.
E. Gracilis muscle inserts
into the upper-medial side of the shaft of the tibia.
9._____ Inability
to dorsiflex (extend) the foot at the ankle is most likely caused by injury
to which of the following nerves?
A. sural nerve
B. femoral nerve
C. Deep peroneal
D. Superficial peroneal
E. Tibial
10._____ The flexor
hallucis longus
A. originates from the posterior
side of the fibula.
B. has a tendon, which is
located anterior to the tendon of flexor digitorum longus
underneath the flexor retinaculum.
C. originates from the posterior
side of the tibia inferior to the soleal line.
D. has a tendon, which is
located superior to the sustentaculum tali of the calcaneus
at the medial side of the ankle.
E. inserts into the base
of the first metatarsal.
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