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2; The Bicep and the Tricep
intercostals..internal and external
agonist : trapizius antagonist: latissimus dorsi
hamstringsHamstring
The biceps and triceps muscles work synergistically; the biceps muscles contracting concentrically and the triceps muscles contracting eccentrically when the forearm lifts, and it's the exact reverse when the forearm lowers.
raise!
The triceps is the muscles that allows the human beings to raise their arms laterally. By doing this it allows the humerus clear.
Eyelid ptosis describes a condition where either the upper or lower eyelid droops. Ptosis occurs when the muscles that raise the eyelids become weak.
Gastrocnemius
Superior rectus
raise
Raise