Extra Credit pt. 2!

I'm still working on the Extra Credit project.

I need to go back to the drawing board, so to speak, with two of the muscles. Turns out I can't use the Masseter or the Tibialis Anterior... Oops?

Here's what I have so far on the written part... Lots of blanks:

1. Sternocleidomastoid Muscle: a. Origin: ??? b. Insertion: ??? c. Action: ???

2. Pectoralis Major Muscle: a. Origin: ??? b. Insertion: ??? c. Action: i. Flexion of the humerous ii. Adduction of the humerous iii. Rotation of the humerous

3. Psoas Major Muscle: a. Origin: Lumbar vertebrae I-V b. Insertion: Attaches to the Iliacus Muscle c. Action: i. Flexion of the leg

4. Iliacus Muscle: a. Origin: ??? b. Insertion: ??? c. Action: i. Flexion of the leg

5. Sartorious Muscle: a. Origin: ??? b. Insertion: ??? c. Action: i. Flexion of the knee ii. Flexion of the hip

6. Biceps Brachii Muscle: a. Origin: ??? b. Insertion: ??? c. Action: i. Flexion of the forearm ii. Supination of the forearm

7. Gluteus Medius Muscle: a. Origin: ??? b. Insertion: ??? c. Action: i. Abduction of the hip ii. Rotation of the thigh

8. Orbicularis Oculi Muscle: a. Origin: ??? b. Insertion: ??? c. Action: i. Closes the eyelids