Muscles

Question 1

Flexors of the HIP joint

Answer 1

Iliopsoas (iliacus + psoas major)
Sartorius
Rectus femoris
Tensor fascia latae

Question 2

Extensors of the HIP joint

Answer 2

Gluteus maximus
Biceps femoris (long head)
Semimembranosus
Semitendinosus
Adductor magnus (ischial part)

Question 3

Abductors of the HIP joint

Answer 3

• Gluteus medius*

* Gluteus minimus*

Question 4

Adductors of the HIP joint

Answer 4

Adductor longus
Adductor brevis
Adductor magnus
(Gracilis)
(Pectineus)
(Quadratus femoris)

Question 5

Medial rotators of the HIP joint

Answer 5

Gluteus medius (anterior fibres)
Gluteus minimus (anterior fibres)
Tensor fascia latae

Question 6

Lateral rotators of the HIP joint

Answer 6

Sartorius 
*Gluteus maximus*
Piriformis 
Obturator internus and gemilli
Quadratus femoris 
Obturator externus

Question 7

Extensors of the KNEE joint

Answer 7

• Rectus femoris*
• Vastus medialis*
• Vastus lateralis*
• Vastus intermedius*
• Gluteus maximus (stabilises knee)*

Question 8

Flexors of the KNEE joint

Answer 8

Biceps femoris
Semimembranosus
Semitendinosus
Gastrocnemius
Sartorius
Gracilis
Popliteus

Question 9

Medial rotators of the KNEE joint

Answer 9

Semimembranosus
Semitendinosus
Popliteus
Sartorius
Gracilis

Question 10

Lateral rotators of the KNEE joint

Answer 10

Biceps femoris

Question 11

Plantarflexors of the ANKLE joint

Answer 11

Gastrocnemius
Soleus
Tibialis posterior
Flexor digitorum longus
Flexor hallucis longus
Fibularis (peroneus) longus
Fibularis (peroneus) brevis

Question 12

Dorsiflexors of the ANKLE joint

Answer 12

Tibialis anterior
Extensor hallucis longus
Extensor digitorum longus
Fibularis (peroneus) tertius

Question 13

Invertors of the TARSAL joints

Answer 13

Tibialis anterior
Tibialis posterior
Extensor hallucis longus

Question 14

Evertors of the TARSAL joints

Answer 14

Fibularis (peroneus) longus
Fibularis (peroneus) brevis
Fibularis (peroneus) tertius

Question 15

What muscles comprise the posterior thigh?

Answer 15

Biceps femoris
Semitendinosus
Semimembranosus

Question 16

What muscles comprise the anterior thigh?

Answer 16

Rectus femoris
Vastus lateralis 
Vastus intermedius 
Vastus medialis
Sartorius
Pectineus

Question 17

What muscles comprise the medial thigh?

Answer 17

Gracilis
Adductor longus
Adductor brevis
Adductor magnus

Question 18

What muscles comprise the deep posterior leg?

Answer 18

Tibialis posterior
Flexor hallucis longus
Flexor digitorum longus
Popliteus

Question 19

What muscles comprise the superficial posterior leg?

Answer 19

Gastrocnemius
Soleus
Plantaris

Question 20

What muscles comprise the anterior leg?

Answer 20

Tibialis anterior
Extensor pollucis longus
Extensor digitorum longus

Question 21

What muscles comprise the lateral leg?

Answer 21

Fibularis longus

Fibularis brevis

Question 22

What are the superficial muscles of the back?

Answer 22

Trapezius and latissimus dorsi

Question 23

What are the vertically-running deep muscles of the back? What are their function?

Answer 23

Spinalis (medial)
Longissimus (intermediate)
Iliocostalis (lateral)
KNOWN COLLECTIVELY AS ERECTOR SPINAE. 
They are the main extensors of the vertebral column.

Question 24

What are the muscles lying directly deep to the erector spinae?

Answer 24

Obliquely-running deep muscles known collectively as transversospinalis muscles.

Question 25

What are the deepest of the deep muscles in the back?

Answer 25

Short muscles:

• interspinales
• intertransversarii