Question

define sarcomere and arthrology​

Answer 1

Answer:

I am not sure

Explanation:

Answer 2

Answer:

any of the repeating, contractile, structural subunits of striated muscle cells (as of skeletal or cardiac muscle) that are composed of the protein filaments actin and myosin Basically, during contraction a sarcomere shortens like a collapsing telescope, as the actin filaments at each end of a central myosin filament

Arthrology is the science concerned with the study of anatomy, function, dysfunction and treatment of joints and articulations. The prefix "arthro-" refers to joints, as in arthrogram, arthroscopy, or arthritis, from the Greek ἄρθρον arthron.