The medial thigh

Question 1

Name the muscles of the medial thigh

Answer 1

• Obturator Externus
• ADductor brevis
• ADductor longus
• ADductor magnus
• Gracilis

Question 2

Where does obturator externus originate?

Answer 2

-Obturator membrane

Question 3

What is the function of obturator externus?

Answer 3

• Laterally rotate the hipo

- ADduction

Question 4

Where does ADductor brevis lay in relation to ADductor longus?

Answer 4

-proximal and posterior

Question 5

How is ADductor brevis assiciates with obturator nerve?

Answer 5

-Lies in between the anterior and posterior divisions of the nerve

Question 6

Where does ADductor longus lay in relation to ADductor brevis and ADductor magnus?

Answer 6

-Superficial partially covering brevis and magnus

Question 7

What is the relationship between ADductor longus and the femoral triangle?

Answer 7

-ADductor longus is the medial border of the femoral triangle

Question 8

What is the function of ADductor longus?

Answer 8

• ADduct the hip

- Medially rotate the hip

Question 9

Which muscle lies most posrterior in the medial thigh?

Answer 9

-ADductor magnus

Question 10

What are the functions of Adductor magnus?

Answer 10

• ADduct, medial rotates and (weak Flexion) the hip

- Contributes to hamstrings to extend the hip

Question 11

What is significant about the nerve supply to ADductor magnus?

Answer 11

• Medial half supplied by obturator nerve

- Hamstring portion supplied by tibial nerve

Question 12

What nerve and artery supplies the medial thich muscles?

Answer 12

• Obturator nerve

- Obturator artery

Question 13

What attaches to the adductor tubercle?

Answer 13

-Hamstring portion of ADductor magnus

Question 14

What is the most superficial and medial muscle in the medial thigh?

Answer 14

-Gracilis

Question 15

Which joints does gracilis cross?

Answer 15

-Hip and knee

Question 16

What are the functions of gracilis?

Answer 16

• ADduct the hip

- Flex the knee

Question 17

What clinical relevance does gracilis have to forearm injury?

Answer 17

-The muscle can be used to replace damaged forearm muscles

Question 18

What is the most common injury of the adductor muscles?

Answer 18

• Strain of adductors -> groin strain

- Tear the muscle from bony attachments of pelvis

Question 19

Which parts of the adductor muscles are most commonly injured?

Answer 19

-Proximal parts

Question 20

In who do groin strains most commonly occur?

Answer 20

-Athletes of sports with explosive movements or extensive stretching

Question 21

What is the most common treatment for groin strain?

Answer 21

-RICE