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What are the main muscles of the knee and thigh responsible for movement and stability?
The main muscles of the knee and thigh responsible for movement and stability are the quadriceps, hamstrings, and calf muscles. These muscles work together to help bend and straighten the knee, as well as provide stability and support during activities like walking, running, and jumping.
Are muscles that bend a joint called extensors?
Muscles that bend a joint are flexors; musces that straighten a joint are extensors.
What do the triceps and biceps muscles do?
The triceps muscles extend (straighten) the arm, while the biceps muscles flex (bend) it at the elbow joint.
Are Muscles that bend a joint called extensors and muscles that straighten a joint called flexors?
No, it is the opposite. Muscles that bend a joint are called flexors, while muscles that straighten a joint are called extensors. For example, the biceps are flexors of the elbow joint, and the triceps are extensors of the elbow joint.
What is opposite of bend?
The opposite of bend is straighten.
Which muscle straightens a joint?
A muscle that straightens a joint is called an extensor.Extensors are the muscles whose contraction extends or straightens a limb or other part of the body.Extensor muscle
What actions do the hamstring and quadriceps muscles perform?
The hamstrings straighten the knee, while the quadriceps (on the front of your thighs) bend it.
What will happen if only 1 muscle is used to bend and straighten the arm?
Two muscles are needed, one to extend the other to close
What is the opposite of straighten?
bend?
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.
What is the best posture for carrying heavy things?
Bend at the knees, keeping the back straight, and lift using the power of the thigh(quadriceps) muscles and calf (gastrocnemius and soleus) muscles.
Describe the action of your muscles when you bend your arm and then straighten it again?
The muscles in your arm never expand; so when you bend your arm, your biceps contract as your triceps return to their regular form. When you extend your arm, you triceps contract as your biceps return to their regular form.
