Prosthesis/prosthetic
They are called prosthetics or supports.
If you are missing part of your tongue, it may affect speech, eating, and swallowing. It is important to work with a speech therapist and healthcare provider to develop strategies to improve these functions and adapt to the changes in your mouth.
If a specific part of the brain is missing, other parts of the brain may be able to compensate for the lost function to some extent. However, the brain's ability to perform certain functions may be impaired or altered depending on which part is missing.
neck
The throat is the body part that has the letters "rathe" in it.
Prosthesis/prosthetic
Abduction
Candy is missing her left leg below the knee.
brain
Handicapped is the term used, if some part is missing. disease is substituted by illness.
In the series kyle xy the part that is missing is his belly button
Arms.
Knee cap
a starfish is missing a few body parts like fins and tails
regeneration
Artificial limbs, prosthetic limbs or prostheses.
It's called a deformity which is a missing part of the body or an extra part