A muscle knot is a very tight ball of muscle that forms in areas like the neck, back, and shoulders. Muscle knots constrict to cause pain in these areas.
The intercalated disc is the band that forms by the joining of two cardiac muscles. These muscles work together to form a syncytium.
Work out your keagle muscle.
during skeletal muscle contraction ,I band and H zone shortens. Sarcomeres
yes
it has potential energy
aka I-Band. The Isotropic band is the section of a striated muscle sarcomere that contains only thin myofilaments. This band, along with the H zone decrease in length during muscle contraction.
A deltoid muscle is the muscle that forms the rounded part of the shoulder.
psoas major muscle
Brachioradialis muscle
smooth muscle
its in relation to its function and size different muscle have different strength you have to test it by contraction of the muscle you can tell weather if it is tight or weak