MUSCLE PHYSIOLOGY

Detailed explanation-1: -Smooth muscle is present in all of the organ systems below: Gastrointestinal tract. Cardiovascular-blood vessel and lymphatic vessels.

Detailed explanation-2: -Smooth muscle – located in various internal structures including the digestive tract, uterus and blood vessels such as arteries. Smooth muscle is arranged in layered sheets that contract in waves along the length of the structure.

Detailed explanation-3: -In general, visceral smooth muscle produces slow, steady contractions that allow substances, such as food in the digestive tract, to move through the body.

Detailed explanation-4: -At a cellular level, smooth muscle can be described as an involuntary, non-striated muscle. Smooth muscle consists of thick and thin filaments that are not arranged into sarcomeres giving it a non-striated pattern.

Detailed explanation-5: -Smooth muscle is a type of tissue found in the walls of hollow organs, such as the intestines, uterus and stomach. You can also find smooth muscle in the walls of passageways, including arteries and veins of de cardiovascular system.