Muscle Origin, Insertion, and Action Part 5

Question 1

Where is the origin of the gluteus maximus?

Answer 1

Iliac crest, sacrum and coccyx

Question 2

Where is the insertion of the gluteus maximus?

Answer 2

Femur

Question 3

What is the action of the gluteus maximus?

Answer 3

Extension and lateral rotation of the hip

Question 4

Where is the origin of the piriformis?

Answer 4

Sacrum

Question 5

Where is the insertion of the piriformis?

Answer 5

Greater trochanter femur

Question 6

What is the action of the piriformis?

Answer 6

Abduction and lateral rotation hip

Question 7

Where is the origin of the adductor longus?

Answer 7

Pubis ramus

Question 8

Where is the insertion of the adductor longus?

Answer 8

Linea aspera femur

Question 9

What is the action of the adductor longus?

Answer 9

adduction of hip

Question 10

Where is the origin of the adductor magnus?

Answer 10

Pubis ramus and ischial tuberosity

Question 11

Where is the insertion of the adductor magnus?

Answer 11

Linea aspera femur

Question 12

What is the action of the adductor magnus?

Answer 12

adduction of hip

Question 13

What are the two iliopsoas?

Answer 13

iliacus and psoas major

Question 14

Where is the origin of the iliacus?

Answer 14

Iliac fossa

Question 15

Where is the insertion of the iliacus?

Answer 15

Lesser trochanter femur

Question 16

What is the action of the iliacus?

Answer 16

Flexion of the hip

Question 17

Where is the origin of the psoas major?

Answer 17

Transverse process vertebrae

Question 18

Where is the insertion of the psoas major?

Answer 18

Lesser trochanter femur

Question 19

What is the action of the psoas major?

Answer 19

Flexion of the hip

Question 20

Where is the origin of the biceps femoris?

Answer 20

Ischial tuberosity

Question 21

Where is the insertion of the biceps femoris?

Answer 21

head fibula, latera condyle tibia

Question 22

What is the action of the biceps femoris?

Answer 22

knee flexion

Question 23

Where is the origin of the semimembranosus?

Answer 23

Ischial tuberosity

Question 24

Where is the insertion of the semimembranosus?

Answer 24

medial condyle tibia

Question 25

What is the action of the semimembranosus?

Answer 25

knee flexion

Question 26

Where is the origin of the semitendinosus?

Answer 26

Ischial tuberosity

Question 27

Where is the insertion of the semitendinosus?

Answer 27

Tibia

Question 28

What is the action of the semitendinosus?

Answer 28

Knee flexion

Question 29

Where is the origin of the rectus femoris?

Answer 29

iliac spine and acetabulum

Question 30

Where is the insertion of the rectus femoris?

Answer 30

Tibial tuberosity via patellar ligament

Question 31

What is the action of the rectus femoris?

Answer 31

Knee flexion

Question 32

Where is the origin of the vastus intermedius?

Answer 32

Linea aspera

Question 33

Where is the insertion of the vastus intermedius?

Answer 33

Tibial tuberosity via patellar ligament

Question 34

What is the action of the vastus intermedius?

Answer 34

Knee extension

Question 35

Where is the origin of the vastus lateralis?

Answer 35

Greater trochanter and Linea aspera

Question 36

Where is the insertion of the vastus lateralis?

Answer 36

Tibial tuberosity via patellar ligament

Question 37

What is the action of the vastus lateralis?

Answer 37

Knee extension

Question 38

Where is the origin of the vastus medialis?

Answer 38

Linea aspera

Question 39

Where is the insertion of the vastus medialis?

Answer 39

Tibial tuberosity via patellar ligament

Question 40

What is the action of the vastus medialis?

Answer 40

Knee extension