What are some of the major muscles that are engaged in bringing her arms up into the common position she uses when cutting hair?

What type of lever is the vastus medialis? Support your answer with a free body diagram. The vasti muscles are used both for sit-to-stand AND stand-to-sit movements. Which of these two tasks represents a concentric contraction and which represents an eccentric contraction? Which muscle (vastus lateralis or medialis) do you think is more important for doing a slow, controlled stand-to-sit transition? If you witnessed your grandfather "plopping" (doing an uncontrolled sit) into a chair, would you recommend giving him eccentric or concentric strengthening exercises for his vasti muscles? Justify your answer.

Explain why, IN TERMS OF INSERTION, the muscles of facial expression are different from most other muscles of the body.

List the muscles that border the triangle of auscultation. Whatis the clinical significance of this triangle?

What is the antagonist of the biceps brachii? In other words, what muscle has the opposite action of the biceps?.