medial deltoids
The biceps and triceps muscles work synergistically; the biceps muscles contracting concentrically and the triceps muscles contracting eccentrically when the forearm lifts, and it's the exact reverse when the forearm lowers.
Muscles relaxing and contracting.
the coulor
Muscles relaxing and contracting.
By contracting muscles in their body.
Kegels
The answer is "True"
Diaphragm and intercostals
Contracting or contracted. Related Information: When any muscle bulges it is contracted. Muscles work by contracting , and as they contract, the y bulge . As they relax again, they elongate, causing the bulging to subside.
The obliques function to pull the chest downwards and compress the abdominal wall. It also has some actions in both flexion and rotation of the vertebral column. The obliques contracting on one side can create lateral flexion on that side.
What happens when a muscle shortens is that it is contracting. This is when the fibers of the muscles generate tension.
Whit is quad muscles