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quadriceps
Dixie Reilly
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Where on the human body is the best place to draw blood?
On the inside of your elbow, where your arm bends and straightens.
What muscles contract when you kick a football?
the quadriceps will contract and the hamstring will relax .the quariceps straightens the knee and the hamstring extends the hip and bends the knee to kcik the football the quadriceps will contract and the hamstring will relax .the quariceps straightens the knee and the hamstring extends the hip and bends the knee to kcik the football the quadriceps will contract and the hamstring will relax .the quariceps straightens the knee and the hamstring extends the hip and bends the knee to kcik the football
What type of angular movement is Straightens the knees to move from squatting position to a standing position?
extension movement
How do muscles work antagonistically?
They're referring to opposite motions, if a muscle bends a joint - it's antagonist straightens it out.
What type of movement bends the knees and brings the lower leg backward?
flexion
Do skeletal muscles work in paires?
All skeletal muscles will have a flexor and an extensor. The flexor bends the joint. The extensor straightens it out again.
Why muscles must work in pairs?
Muscles can only exert force by getting shorter. Muscles work in pairs by one muscle pulling in one direction, the other muscle pulls in the opposite direction. One bends your leg, the other straightens the leg, etc.
Do most skeletal muscles work in antagonistic pairs?
Yes. Skeletal muscles will have a flexor and an extensor. The flexor bends the joint. The extensor straightens it out again.
What is the difference between the movements flexion and extension?
Flexion is the movement of your extremities bending inward Extension is when they bend outward
How are triceps and biceps useful?
When your biceps contract (and your triceps relax), your arm bends at the elbow. When your triceps contract (and your biceps relax), your arm straightens. The biceps and triceps enable you to bend or extend your arm at the elbow.
What muscle straightens part of your body?
An extensor straightens part of your body.
What does kneel mean?
To kneel is to stand on your knees rather than your feet. In most cases this means resting on both knees, but when kneeling as a sign of respect (e.g. to a monarch), one knee touches the ground while the other leg bends. The attitude when pleading for something or when at prayer has both knees on the ground.
