3. formative exam 2

8/3/2019 3. Formative Exam 2

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FORMATIVE EXAM1ST YEAR

LOWER LIMB



1. Which group of muscles below issupplied by the obturator nerve?

A.the chief abductors of the thigh

B. the chief lateral rotators of the thigh

C. the chief flexors of the thigh

D.the chief extensors of the thigh

E. the chief adductors of the thigh



2. A misplaced intramuscular injection into

the gluteal region infiltrated the sciatic nerve

and its surroundings, giving rise to temporaryparalysis of the muscles supplied by that

nerve. All of the following would be involved

EXCEPT the:

A. Biceps femoris (long head)

B. Biceps femoris (short head)

C. Semitendinosus

D. Gluteus maximus

E. Semimembranosus.



3. The medial border of the

femoral triangle is formed by

the:

A. sartorius muscle

B. adductor longus muscle

C. inguinal ligamentD. pubic tubercle

E. pectineus



4. Which of the following is NOT a

lateral rotator of the hip?

A. piriformis

B. gluteus medius

C. obturator internus

D. obturator externus

E. quadratus femoris



5. Following a car accident a patient is

not able to rise from a sitting position.This could be due to a lesion of which

of the following nerves?

A.femoral

B. obturator

C. nerve to iliopsoas

D.superior gluteal

E. inferior gluteal



6. The most powerful extensor of

the thigh is the:

A. gluteus maximus

B. psoas major

C. iliacusD. obturator externus

E. piriformis



7. The greater sciatic notch is

converted into a foramen by which

of the following ligaments?

A. interosseous sacroiliac

B. sacrospinous

C. dorsal sacroiliacD. uterosacral

E. arcuate



8. Which of the following nerves

innervates at least one muscle thatacts on both the hip and knee joints?

(a) Ilioinguinal nerve

(b) Femoral nerve

(c) Saphenous nerve

(d) Common peroneal nerve

(e) Superficial peroneal nerve



9. Which of the following muscles is a

flexor of the thigh?(a) Superior gemellus

(b) Adductor longus

(c) Gracilis

(d) Psoas

(e) Obturator internus



10. A femoral hernia descends through the

femoral canal, and the neck of the sac lies

(a) below and lateral to the pubic tubercle.

(b) above and medial to the pubic tubercle.

(c) at the saphenous opening.

(d) in the obturator canal.

(e) lateral to the iliacus muscle.



12. In the adult, the chief arterial

supply to the head of the femur isfrom the

(a) superior circumflex iliac artery.

(b) obturator artery.

(c) branches from the medial and

lateral circumflex femoral arteries.

(d) deep external pudendal artery.

(e) inferior gluteal artery.



13. Hyperextension of the hip

joint is prevented by the(a) obturator internus tendon.

(b) iliofemoral ligament.(c) tensor fascia latae muscle.

(d) iliotibial tract.(e) ligamentum teres.



14. In walking, the hip bone of the

suspended leg is raised by which of thefollowing muscles acting on the

supported side of the body?

(a) Gluteus maximus(b) Obturator internus

(c) Gluteus medius

(d) Obturator externus

(e) Quadratus femoris



15. The following structures contribute to

the boundaries of the popliteal fossa

except which?

(a) The semimembranosus muscle

(b) The plantaris(c) The biceps femoris muscle

(d) The medial head of the gastrocnemius

muscle

(e) The soleus



16. The femoral ring is bounded by

the following structures except

which?

(a) The femoral vein

(b) The lacunar ligament

(c) The superior ramus of the pubis

(d) The femoral artery(e) The inguinal ligament



17. The following structures pass

through the subsartorial canal except

which?

(a) Branch of the posterior division of

the obturator nerve

(b) The nerve to vastus lateralis

(c) The femoral artery(d) The saphenous nerve

(e) The femoral vein



18. The floor of the femoral triangle is

formed by the following muscles

except which?

(a) The pectineus

(b) The adductor longus

(c) The iliacus

(d) The psoas(e) The adductor brevis



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3. formative exam 2

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