Test 2: appendicular muscles- hip, thigh, leg, foot

Question 1

Quadriceps muscle group (quadriceps femoris heads)

Answer 1

Rectus femoris
Vastus intermedius
Vastus lateralis
Vastus medialis
** all insert at tibial tuberosity by patellar tendon

Question 2

Adductor muscle group

Answer 2

Adductor magnus
Adductor longus
Adductor brevis

Question 3

Muscles that act on the hip

Answer 3

Tensor
Sartorius
Gracilis

Question 4

Gluteus muscle group

Answer 4

Gluteus maximus
Gluteus medius
Gluteus minimus
**all originate on outer iliac blade

Question 5

What do gluteus medius and gluteus minimus have in common?

Answer 5

Both originate on outer iliac blade, both insert at greater trochanter of femur, both abduct and medially rotate thigh

Question 6

Hamstring muscle group

Answer 6

Biceps femoris
Semitendinosus
Semimembranosus
**all originate at ischial tuberosity

Question 7

Function of hamstring muscle group

Answer 7

extend thigh, flex leg

Question 8

Muscles of the feet

Answer 8

Extensor digitorum longus
Extensor hallucis longus
Plantaris
Flexor digitorum longus 
Flexor hallucis longus

Question 9

Tensor faciae latae

Answer 9

O- Iliac crest, anterior iliac surface
I- iliotibial band and fascia latae
A- flexes, abducts, medially rotates thigh

Question 10

Sartorius

Answer 10

O- anterior superior iliac spine
I- proximal, medial tibia
A- flexes, laterally rotates thigh

Question 11

Gracilis

Answer 11

O- pubic symphysis
I- proximal, medial tibia
A- Flexes, laterally rotates thigh, flexes leg

Question 12

Gluteus maximus

Answer 12

O- outer iliac blade, iliac crest, sacrum, coccyx
I- gluteal tuberosity of femur
A- extends and laterally rotates thigh, braces knee

Question 13

Gluteus medius

Answer 13

O- outer iliac blade
I- greater trochanter of femur
A- Abducts and medially rotates thigh

Question 14

Gluteus minimus

Answer 14

O- outer iliac blade
I- greater trochanter of femur
A- Abducts and medially rotates thigh

Question 15

Biceps femoris

Answer 15

O- ischial tuberosity, linea aspera
I- head of fibula, lateral condyle of tibia
A- extends thigh, flexes leg

Question 16

Semitendinosus

Answer 16

O-Ischial tuberosity
I- proximal, medial tibia
A- extends thigh, flexes leg

Question 17

Semimembranosus

Answer 17

O- Ischial tuberosity
I- medial condyle of tibia
A- extends thigh, flexes leg

Question 18

Gastrocnemius

Answer 18

O- condyle of femur
I- calcaneous by calcaneal tendon
A- flexes leg, plantar flexes foot

Question 19

Soleus

Answer 19

O-Posterior, proximal tibia and fibula
I- Calcaneous by calcaneal tendon
A- Plantar flexes foot

Question 20

Tibialis anterior

Answer 20

O- lateral condyle and proximal tibia
I- first metatarsal, first cubeiform
A- dorsiflexes and inverts foot

Question 21

Peroneous fibularis longus

Answer 21

O- head and shaft of fibula, lateral condyle of tibia
I- 1st metatarsal, first cuneiform
A- plantar flexes and everts foot

Question 22

Peroneous fibularis brevis

Answer 22

O- shaft of fibula
I- fifth metatarsal
A- plantar flexes and everts foot

Question 23

Peroneous fibularis tertius

Answer 23

O- anterior distal fibula
I- 5th metatarsal
A- dorsiflexes and everts foot

Question 24

Extensor digitorum longus

Answer 24

O- Lateral condyle of tibia, shaft of fibula
I- middle and distal philanges of digits 2-5
A- extends toes, dorsiflexes foot

Question 25

Extensor hallucis longus

Answer 25

O- anterior shaft of fibula I- distal phalanx of hallux A- extends hallux, dorsiflexes foot

Question 26

Plantaris

Answer 26

O- distal femur I- calcaneous A- flexes leg, plantar flexes foot

Question 27

Flexor digitorum longus

Answer 27

O- posterior tibia I- distal philanges of digits 2-5 A- flexes toes, plantar flexes and inverts foot

Question 28

Flexor hallucis longus

Answer 28

O-midshaft of fibula I- Distal phalanx of hallux A- Flexes hallux, inverts foot

Question 29

Muscles found in anterior compartment of the thigh

Answer 29

``` Quadriceps femoris (rectus femoris, vastus intermedius, vastus lateralus, vastus medialis) Sartorius ```

Question 30

Anterior thigh muscles function

Answer 30

Flex hip and/or extend leg/knee

Question 31

Muscles in medial compartment of thigh

Answer 31

Adductor brevis adductor longus adductor magnus gracilis

Question 32

Function of medial thigh muscles

Answer 32

thigh adduction and other functions at hip and knee

Question 33

Muscles of posterior compartment of thigh

Answer 33

Biceps femoris semitendinosus semimembrinosus popliteus

Question 34

Function of posterior thigh mucles

Answer 34

knee flexion and hip extension, and other actions on the leg

Question 35

Anterior compartment muscles of lower leg

Answer 35

Tibialis anterior Extensor digitorum longus Extensor hallucis longus

Question 36

Lateral compartment muscles of the lower leg

Answer 36

fibularis longus fibularis brevis fibularis tertius

Question 37

Posterior compartment muscles of lower leg

Answer 37

``` Gastrocnemius Soleus Tibialis posterior Flexor digitorum longus Flexor hallucis longus ```

Question 38

Function of anterior leg muscles

Answer 38

dorsiflex the foot and/or extend the toes

Question 39

Function of posterior leg muscles

Answer 39

Flex the leg, plantar flex the foot, and/or flex the toes

Question 40

Function of lateral leg muscles

Answer 40

plantar flex and evert the foot