Arm & Leg Muscle Practice Test
Answers

Below are the names the muscles, their origins, insertions and actions. I have streamlined the location names somewhat. Please be aware of that!


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7. Trapeziues: Vertebrae/Occipital to scapula/clavicle- abduct arm, rotate, abduct scapula

9. Latissimus Dorsi: T-, L-, S- vertebrae to humerus- extend/adduct arm

11. Triceps: scapula/humerus to ulna- extend elbow

13. Flexor carpi radialis: medial humerus to 2nd/3rd metacarpal- flex/abduct hand

15. Extensor carpi ulnaris: lateral humerus to 5th metacarpal- extend/adduct hand

1. Deltoid: scapula/clavicle to humerus- abducts arm

2. Levator scapulae: C-vertebrae to scapula- elevates scapula

3. Infraspinatus: lower scapular spine to humeral head- lateral rotation of humerus

4. Teres major: scapula to anterior humerus- medial rotation of humerus'

5. Teres Minor: scapula to posterior humerus- lateral rotaion of humerus

6. Supraspinatus: upper scapular spine to humeral head- abducts humerus

8. Rhomboidius: T-vertebrae to scapula- raise/adduct scapula

10. Biceps: scapula to radius- flex elbow

12. Pronator: Medial humerus to radius- medial rotation of forearm (pronation)

14. Flexor Digitorum: medial humerus/ulna to phalanges- flex fingers

16. Extensor digitorum: lateral humerus to phalanges- extend fingers

17. Extensor carpi radialis: lateral humerus to 2nd/3rd metacarpal- extend/adduct hand


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9. Biceps Femoris: ischium/femur to tibia/fibula- flex knee/extend hip

10. Psoas Major: lumbar vert/ ilium to L. trochanter- flex hip

11. Tibialis Posteror: tibia to bottom of foot- plantarflex foot

12. Soleus: posterior fibula/tibia to calcaneous- plantarflex foot

 1. Sartorius: ilium to tibia- flex thigh, rotate laterally

2. Vastus intermedius: femur to tibial tuberosity- extend knee

3. Gastrocnemius: femur to calcaneous-plantarflex foot, flex knee

4. Rectus femoris: pelvis to tibial tuberosity- extend knee

5. Vastus Lateralis: femur to tibial tuberosity- extend knee

6. Vastus medialis: femur to tibial tuberosity- extend knee

7. Gluteus maximus: sacrum/ilium to greater trochanter- extend hip

8. Semimembranosus: ischium to tibia- flex knee/extend hip


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