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Muscular System
The muscular system allows humans to move. Muscles also provide strength, balance and heat.
11,239 Questions
What muscle attaches to the ilium?
Lattisimus dorsi, tensor fascia lata, the three glutei, rectus femoris, sartorios etc
Why is a muscle considered a tissue?
Muscle fiber (myofiber) is the cell, muscle tissue is the type of tissue, lots of muscle tissue and some connective tissue is a muscle organ, and those muscle organs are all parts of the muscle system.
All have the same name but mean different types when it is clarified in to the anatomical units.
What are the muscle structures from largest to smallest?
The organization of a skeletal muscle from smallest to largest is as follows:
myofilaments > myofibrils > muscle fiber > fascicle > muscle
The skeletal muscle complex known as the triad consists of what?
one transverse tubule and two terminal cisternae
Does your muscles work hard when you run?
Swinging your arms to counterbalance the movement of your legs, yes.
What is the contractile unit within a myofibril called?
The sarcomere is the contractile unit. It is the space between two Z discs that contains one group of myosin fillaments and two groups of actin fillaments, one group on each end of the myosin fillaments. Z discs join sarcomeres together end-to-end to form myofibrils. A group of myofibrils surrounded by the sarcolema makes up a muscle fiber.
What is the name of the disease that causes muscle weakening?
There are lots of conditions associated with symptoms of muscle weakening, including multiple sclerosis, polio, amyotrophic lateral sclerosis, myasthenia gravis, and nerve trauma. Are you thinking about one in particular?
What to do to relieve muscle spasms in between shoulder blades?
I just had that happen to me today, in fact as I'm typing this response I'm currently in pain. Doctor Internet says heat and rest is good... I'm going to add chocolate to the equation and see if that speeds up the recovery at all.
Where is the pectoralis major muscle located?
The pectorals are the muscles that you see on a mans chest.
Woman have them also, however they are beneath the breasts and therefor less visible.
Human skeletal muscle cells are signaled to contract by what?
I think its the brain using the spinal cord
What muscles are striated muscles?
please help me with this answer. :)
its cardiac and skeletal, only skeletal, smooth and skeletal, or smooth and cardiac
1 of thoses
The skeletal muscle is striated.
synergist
Why are skeletal muscles often found in opposing pairs?
Skeletal muscles are found in pairs called flexors and extensors. The flexors bend a joint, and the extensors straighten the joint. Muscles cannot push; they only pull.
Can muscle cells form cardiac and skeletal muscles?
Skeletal muscle cells are much bigger than cardiac muscle cells. Skeletal muscle fibres are up to 100 micrometers in diameter and several centimeters long while cardiac myocytes are about 15 micrometers in diameter and about 100 micrometers long.
What is a muscle is described as of having Atrophied?
When a muscle atrophies it usually became unsightly.
What do the muscles genioglossus and hyoglossus and styloglossus have in common?
They are all extrinsic muscles of the tongue, used for crude movement.
What are the muscles that guard entrances and exits of internal passageways?
Muscles that guard entrances and exits of internal passageways are ________ muscles
Circular
