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Are the lungs composed of smooth muscle?
No, the lungs are not composed of smooth muscle. They are made up of a spongy tissue called lung parenchyma, which includes air sacs and blood vessels. Smooth muscle is found in the walls of the airways leading to the lungs, called bronchioles.
Are smooth muscles striated or smooth?
Smooth muscles are not striated, unlike skeletal muscles which have a striped appearance due to the arrangement of actin and myosin fibers. Smooth muscles are more uniform in structure and lack the striations seen in skeletal muscles.
Middle layer of uterus?
The middle layer of the uterus is called the myometrium. It is composed of smooth muscle tissue that contracts and helps to push out the baby during labor. The myometrium is important for maintaining the shape and size of the uterus.
Can you see sarcomeres in smooth muscle?
No, sarcomeres are not visible in smooth muscle. Smooth muscle lacks the organized sarcomere structure found in striated muscle, such as skeletal and cardiac muscle. Instead, smooth muscle has a more scattered arrangement of contractile proteins.
The esophagus contains both smooth and skeletal muscle fibers?
The esophagus has two types of muscles. The upper third of the esophagus is composed of striated muscles, while the lower third contain smooth muscles. The muscles in the middle are a mixture of both striated and smooth.
Why do arteries have an internal ring of smooth muscle?
the tunica media consists almost entirely of smooth muscle why?
Detrusor muscle what are the 3 layers?
Outer = longitudinal smooth muscle Middle= circular smooth muscle Innermost= longitudinal smooth muscle
What is another name for involuntary muscles?
It is called involuntary muscle or smooth muscle.
Name the lining of the scrotal sac that consists of a smooth muscle layer?
Dartos Muscle
The middle lining of the stomach is composed of this type of muscle tissue?
smooth muscle
Why is smooth muscle called smooth muscle?
Because it lacks striations the muscle appears to look very smooth under a microscope.
What does the middle layer of the artery consist of?
Smooth muscle.
What are the two muscle types?
One type of muscle is called smooth muscle. A smooth muscle works involuntarily. The other type of muscle is called skeletal muscle. Skeletal muscle only works with a command.
What layer of an artery consists mostly of smooth muscle?
Arterial walls are more muscular than the walls of veins. This muscle is smooth involuntary muscle.
The rhythmic movement of visceral muscle is called what?
smooth muscle
What is a synonym for the cardiac muscle?
i do believe it is called a smooth muscle or an involuntary muscle.
What is the name of the tissue in are stomach?
muscle tissue, the muscle is called smooth muscle
