STRUCTURAL AND FUNCTIONAL ORGANIZATION OF THE LOWER EXTREMITY MUSCULOSKELETAL SYSTEM

Question 1

What bone is the largest and most superior in the pelvis?

Answer 1

Illium

Question 2

What is called the sit bone and is the lowest posterior aspect of the pelvis?

Answer 2

Ischium

Question 3

What comprises the acetabulum and what is it used for?

Answer 3

Illium, Ischium, Pubis

Forms the socket for the head of the femur

Question 4

What foramen is formed by the articulation of the ischium and pubis?

Answer 4

Obturator foramen

Question 5

What muscle flexes and rotates the thigh laterally?

Answer 5

Psoas Major and Iliacus

Question 6

What muscle extends and rotates the thigh laterally and helps lock knee in extension?

Answer 6

Gluteus maximus

Question 7

What muscle abducts and rotates the thigh medially?

Answer 7

Gluteus medius

Question 8

What muscle flexes and abducts thigh at the hip joint and helps lock the knee in extension?

Answer 8

Tenson Fascia Latae

Question 9

What muscle adducts, rotates, and flexes the thigh at the hip joint?

Answer 9

Adductor longus

Question 10

What muscle Adducts, flexes, rotates, and extends thigh at the hip joint

Answer 10

Adductor magnus

Question 11

What muscle gives External rotation of thigh laterally and abducts

Answer 11

Piriformis

Question 12

What muscle flexes and adducts thigh?

Answer 12

Pectineus

Question 13

What is larger, Tibia or fibula?

Answer 13

Tibia

Question 14

What is the attachment site of the patella ligament?

Answer 14

Tibial tuberosity

Question 15

What bone forms the lateral malleolus?

Answer 15

Fibula

Question 16

What are fibrocartilage discs that fit between tibial and femoral condyles?

Answer 16

Menisci

Question 17

What are the 4 bursae of the knee?

Answer 17

Prepatellar, Pes Anserine, Infrapatellar, suprapatellar

Question 18

What muscle adducts and medially rotates the thigh and flexes the leg at the knee?

Answer 18

Gracilis

Question 19

What muscles adductive femur?

Answer 19

Adductor Magnus, adductor longus, pectineus

Question 20

What muscle extends the knee, flexes the hip, and is located anterior to other quad muscles?

Answer 20

Rectus feoris

Question 21

What muscles extend the knee?

Answer 21

Vastus lateralis, medialis, and intermedius

Question 22

What muscle flexes the knee, weakly flexes the hip, and abducts and laterally rotates the thigh?

Answer 22

Sartorius

Question 23

What muscle extends the thigh at the hip and flaxes the leg at the knee?

Answer 23

Bicep femoris

Question 24

What muscle extends the thigh at the hip and flexes the leg at the knee joint?

Answer 24

Semitendinosis and semimembranosis

Question 25

What is formed by distal end of tibia and fibula, Tibia forms the medial malleolus, Fibula forms the lateral malleolus?

Answer 25

Ankle Mortis

Question 26

How many bones are in the ankle?

Answer 26

7

Question 27

What ligament extends from the talus. to the fibula?

Answer 27

Anterior talofibular ligament (ATFL)

Question 28

What ligament Extends from calcaneus to fibula?

Answer 28

Calcaneofibular ligament (CFL)

Question 29

What ligament Extends from talus to fibula?

Answer 29

Posterior talofibular ligament (PTFL)

Question 30

What muscle dorsiflexes and inverts the foot?

Answer 30

Tibialis Anterior

Question 31

What muscle dorsiflexes and everts the foot and extends toes?

Answer 31

Extensor digitorum longus

Question 32

What muscle plantar flexes and everts the foot?

Answer 32

Fibularis longus

Question 33

What muscle plantar flexes the foot and flexes the leg at the knee?

Answer 33

Gastrocnemius

Question 34

What muscle plantar flexes the foot?

Answer 34

Soleus

Question 35

What muscle plantar flexes and inverts the foot?

Answer 35

Tibialis posterior

Question 36

What muscle plantar flexes the foos and flexes the toes?

Answer 36

Flexor digitorum longus