However, note that other causes of the symptom 'Muscle mass loss' may be possible. Research the causes of these symptoms that are more broader types of symptom than Muscle mass loss: Muscle atrophy (351 causes)
intrinsic meaning, definition, what is intrinsic: being an extremely important and basic characteristic of a person or thing: . Learn more.
Intrinsic muscles. Definition. noun. A group of muscles located within or situated deeper in a structure, in contrast to extrinsic muscles located rather superficially. Supplement. Based on the above definition, the intrinsic muscles refer to the muscles closest to the axial and appendicular skeleton.efinition. noun. A group of muscles located within or situated deeper in a structure, in contrast to extrinsic muscles located rather superficially. Supplement.