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Muscular System
The muscular system allows humans to move. Muscles also provide strength, balance and heat.
11,239 Questions
Do people have a muscle called hamstring?
In Paris during the 18th century, butchers used to hang their pigs in the windows of the butcher shops by the tendons in the back of the knee. Hence, ham (pig) strings (tendons)
What is the origin of biceps brachii?
The bicep brachii originates on the scapula. As the "bi" prefix of it's name suggests, it has two heads. One originates from the coracoid process of the scapula, and the other from the supraglenoid tubercle of the scapula.
What muscles do power cleans work?
Actually, the power clean works generally the same areas as a squat, the glutes, the hamstring, and the quadriceps
What causes skeletal and cardiac muscles to appear striated?
The myofibres cause skeletal and cardiac muscles to appear striated because they are cyndrical and long, extending across the entire surface of the muscle.
How are the respiratory and reproductive system similar?
The respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environmentThe respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environmentThe respiratory and circulatory systems work together as a unit to exchange gases between body cells and the environment
Why do some muscles not work when your bones are broken?
When the bone is broken, the muscles lose their natural support.
Haematoma is a discrete internal collection of blood which has leaked from damaged blood vessels. At some sites blood can seep away between layers of tissue, but where there are tighter compartments it remains a circumscribed mass which can cause problems by putting pressure on its surroundings. A small one, for example, appears under a fingernail which has been hit with a hammer. At the other extreme a life-threatening one can occur on the surface of the brain (subdural haematoma) following a head injury. Bruises are a type of haematoma.
What are the muscles called that cannot be controlled?
There are some muscles in the body we cannot control: they are called involuntary muscles and cardiac muscles. Involuntary muscles are found in the digestive tract for example. Cardiac muscles are found in the heart. Neither these two muscle types are controlled. We can control what are called voluntary muscles which are the muscles that were used to move our bones.
What muscles make you bend forward at the waist?
The flexor muscles are used when bending forward at the waist. The flexor muscles are located in the cervical and lumbar spine.
What is the ability of a muscle to exert submaximal force repeatedly over a period of time?
The muscle ability to apply repeated sub-maximal force over a period of time is called Muscular Endurance. This is an important ability for athletes or when playing sports.
How many nucleus does smooth muscle have?
smooth muscles and cardiac muscles contain a single, centrally located nuclei, where as skeletal muscle cells are very large and contain many nuclei.
Where in your Body can the smooth muscle cardiac muscle and skeletal muscle be found?
smooth muscle- internal organs
Cardiac muscle- only in the heart
Skeletal muscle- attached to bones in your arms, legs, hands, and face
\ˌper-ə-ˈstȯl-səs, -ˈstäl-, -ˈstal-\
pluralperi·stal·ses\-ˌsēz\
Definition of PERISTALSIS: successive waves of involuntary contraction passing along the walls of a hollow muscular structure (as the esophagus or intestine) and forcing the contents onwardWhat muscle in leg moves the foot?
There are quite a few muscles that move your foot. The main movers are the tibialis anterior, the extensor digitorum longus, and the peroneus from the front. And the soleus and gastrocnemius from behind.
