The word that describes "pertaining to the body as a whole" is "systemic".
Here are a couple examples in sentences:
Systemic or anatomical. Body and body habitus also are used to refer to the whole body.
The word that means affecting the body as a whole is "systemic." This term is often used in medical contexts to describe conditions, treatments, or effects that impact the entire body rather than just a specific part or organ. Systemic issues can include diseases, infections, or treatments that have widespread implications.
Holistic.
The median is the medical or anatomic term for the center of the body.
Aplasia is the medical term meaning absence of development.
It is a movement disorder that causes involuntary spasms in the muscles of the body. It can be generalised affecting the whole body or focal affecting specific parts eg writers cramp, blepharospasm.
Atrophy is the wasting away of a body part.
Hypothermia is the medical term meaning condition of deficient body temperature.
-scopy is the medical terminology form meaning process of viewing within the body. Examples are colonoscopy and endoscopy.
stereometry
Autopsy
Elevation is the medical and common term meaning lifting.
Depression is the medical term meaning the act of lowering a body part. So opening your mouth is also depressing your mandible.