lower limb

Gluteus medius is the prime mover of abduction of thigh at hip joint. Except abduction, what function does gluteus medius perform as well on the thigh (as a prime mover)?

• Medial Rotation

• Lateral Rotation

• Extension

• Flexion

Answer explanation

Anterior portion of Gluteus medius abduct, assist in flexion and medial rotation of hip.

Posterior portion of Gluteus medius abduct, assist in ext and lateral rotation of hip.

(Physiopedia)

Abduct and medially rotate hip (Moore)

Which of the following cause a mild shortening of the lower limb and limits passive abduction of the hip?

• Coxa Vara

• Coxa Valga

Answer explanation

Which is the nerve innervation for semimembranosus?

• Tibial division of sciatic nerve

• Obturator nerve

• Common fibular division of sciatic nerve

• Superficial fibular nerve

Which one is the most distal body landmark on femur among all?

• Linea aspera

• Adductor tubercle

• Trochanteric fossa

• Lesser trochanter

A ligament called __________ _____ can be important as a conduit of a small artery to the head of the femur (the foveal artery) as becoming the only blood supply to the bone in the head of the femur when the neck of the femur is fractured.

Answer explanation

Where is the insertion of pes anserius on the tibia?

• Distal & Lateral

• Distal & Medial

• Proximal & Lateral

• Proximal & Medial

Answer explanation

The sciatic nerve terminates by dividing into two terminal branches: (______ & ______ _______) (Require "&")

Which is NOT a movement strategy mentioned in MSK lecture 8 to correct balance?

• Ankle strategy

• Somatosensory strategy

• Hip strategy

• Taking a step strategy

Which knee injury is most likely occur in this movement, during non-contact sport or circumstances?

• Patellar dislocation

• ACL tear

• PCL tear

Answer explanation

The most common mechanism is that of a sudden pivoting or cutting maneuver during sporting activity, which is commonly seen in football, basketball and soccer.

The typical ACL injury occurs with the knee externally rotated and in 10-30° of flexion (shallow knee flexion) when the knee is placed in a valgus position

ACL injury is often associates with which injuries? (Choose more than one)

• lateral meniscus tearing

• medial collateral ligament

• medial meniscus tearing

• lateral collateral ligament

Answer explanation

The unhappy triad, also known as a blown knee, refers to a sprain injury which involves 3 structures present in the knee joint. These structures include; anterior cruciate ligament (ACL), medial meniscus and tibial (medial) collateral ligament.