The bending of an arm or leg is called flexion.
The term is supinate.
An "Arm" is a noun when used to describe a limb or a weapon, as in "with his arms, he took up arms to battle." It is a verb when used to describe the transfer of a weapon to an individual, as in "he armed himself with a spork."
the abbreviation for rheumatoid arthritis is RA.
Meaning "to come to a soft rest upon," the term "alight" can be helpfully used in contemporary English. One example-sentence for it is as follows: "If ever a butterfly should alight upon your arm, don't wipe it away, for this is a sign of good luck!"
disarm
There are several muscles involved in bending the arm, and several others used to extend the arm. Muscles can only PULL; they cannot push or twist.
it is called curl
A limb is a term used for an arm or leg.
Yes
That is a term used with pitchers and means the pitcher has an arm/shoulder injury.
distal
circumduction
To raise your hand in class, by bending your arm at the elbow.
Fjord
bending, twisting,tilting, arm swings, leg swings
sticking our left arm straight out to your left hand sidemeans: left hand turn sticking your left arm out to the side then bending it upward into an L means right hand turn sticking your left arm out and then bending it downward means stop/slow
circumduction