Lower Appendicular

Question 1

Rectus femoris

Answer 1

ORIGIN- Anterior inferior iliac spine (AIIS)

INSERTION- tibial tuberosity (via patella and patellar ligament)

ACTIONS:
(ALL) Extend the knee

Flex the knee

Question 2

Vastus medialis

Answer 2

ORIGIN- Medial lip of linear aspera

INSERTION- Tibial tuberosity (via the patella and patellar ligament)

Question 3

Vastus lateralis

Answer 3

ORIGIN- Lateral lip of linear aspera, gluteal tuberosity, greater trochanter

INSERTION- Tibial tuberosity (via the patella and patellar ligament)

Question 4

Bicep femoris

Answer 4

ORIGIN-
(LONG HEAD)- Ischial tuberosity
(SHORT HEAD) - Lateral lip of linear aspera

INSERTION- HEAD of fibula

ACTIONS

FLEX KNEE
LATERALLY ROTATE FLEXED KNEE
EXTEND THE HIP

Question 5

Semitendenosis

Answer 5

ORIGIN- Ischial tuberosity

INSERTION- Proximal, medial shaft of the tibia at the pens anserinum tendon

ACTIONS:
FLEX THE KNEE
MEDIALLY ROTATE THE KNEE

Question 6

Gluten maximus

Answer 6

ORIGIN- coccyx, edge of sacrum, posterior iliac crest,sacrotuberous and sacrifice ligament

INSERTON-
(UPPER) Iliotibial tract
(LOWER) Gluteal tuberosity

ACTIONS:
(ALL) ABduct the hip
(LOWER) ADduct the hip

Question 7

Gluten medius

Answer 7

ORIGIN- gluteal surface of the ilium, between posterior and anterior gluteal line, just below the iliac crest

INSERTION- Lateral aspect of the greater trochanter

ACTIONS:
(ALL) ABduct the hip
(ANTERIOR) Flex the hip
(POSTERIOR) Extend the hip

Question 8

Gastrocnemius

Answer 8

ORIGIN- Epicondyle of femur, posterior surfaces

INSERTION- Calcanea via calcaneous tendon

ACTIONS:
Flex the knee
Planter flex the foot

Question 9

Soleus

Answer 9

ORIGIN- Soleol line, proximal, posterior surface of the tibia and posterior aspect of the fibula

INSERTION- Calcanea via the calcaneal tendon

ACTIONS:
Planter flex the foot