Twitch muscle fibers are used for prolonged activity and have?
____ twitch muscle fibers are used for prolonged activity and have ___ mitochodria.
Slow; many
What is the main action of triceps?
To extend the forearm at the elbow and extend the arm at the shoulder.
Why is it easier to flex the right elbow when forearm is supinated?
It's easier to flex the right elbow when your forearm is supinated because the palm is turned upward.
What is damage to bones muscles or other tissues by excessive exercise called?
The most common term would be "overuse injury"
Is Sarcomere and sarcolemma the same thing?
sarcomere and sarcolemma are two different things.
a sarcomere is between two d zisks of a myofiber (muscle fiber). a sarcolemma is a plasma membrane. there are many sections of sarcomere under the layer of sarcolemma.
How does muscular dystrophy affect the Muscular System?
Muscular Dystrophy (abbr. MD) is a genetic disorder that DESTROYS MUSCLES that help the body move. As the muscle is destroyed they are replaced with fat and and connective tissue.
Source.: Textbook: Human Biology 11th edition, pg 268; Silvia S. Mader.
Non striated muscle and location in the body?
There are three types of muscle tissue. Cardiac, which is the heart. Striated, or skeletal muscles and smooth muscle tissue. The smooth muscles create waves that move food down the esophagus and through the intestines. The wave motion is called peristalsis.
True or false answers for the muscular system?
the muscular system together with the skeletal, anables movement of the body