A digit is like a finger or thumb.
Each limb has 5 digits. 4 fingers and 1 thumb or a big toe and 4 other toes.
Humans normally have ten fingers and ten toes, a total of twenty digits.
A quadrillion has 16 digits.
the median nerve
The body part corresponding to the forearm of a human.
Bat digits aren't fused. The ulnar and radius is fused but the digits are separate, the digits in the forelimb are linked by a membrane called chiropatagium. In case you were referring to the metacarpals and phalanges they're not fused.
brachialis and brachii
yes its homologous to a bats wing
A human hand consists of 5 digits. 4 fingers and 1 thumb.
There are many more than three parts but the major ones would be the arm (upper), forearm (lower) and the digits (fingers) plus all of the joints required to move all of it.
transforming forelimb to paddle and back to forelimb.
There are 4 digits on the forelimb of the frog
In human beings, this helps in the extension of the forearm. If you are doing a cat dissection, then it helps in the extension of the forelimb.