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What muscle flexes the knee and bends the foot downward?
The Gastrocnemius. There is another muscle involved in plantar flexion. The soleus and the tibialus posterior maintains the arch. The only one that does both actions, though, is the Gastrocnemius.
What is the knee flexor that originates superior to the acetabulum?
The only knee flexor that originates superior to the acetablulum is the sartorius muscle
The extensor muscle of the hand are controlled by what nerve?
Posterior interosseus nerve, one of the two terminal branches of Radial and the Radial itself (it supply only one muscle)
What muscles extend the toes?
Extensor digitorum longus (lateral 4 toes), Extensor digitorum brevis (medial 4 toes) and extensor hallucis longus (big toe only)
What muscle is in the leg that bends the knee and is made up of three muscles?
The only muscle of the leg that is made up of three muscles are the hamstrings.
Most extensor muscles are located?
posterior posterior
What are all tendons in the human hand?
extensor digitorum, extensor indicis, extensor digiti minimi, flexor digitorum superficialis, and the flexor digitorum profundus. There are also extrinsic muscles that work only in the thumb; these include the flexor pollicis longus, extensor pollicis longus, extensor pollicis brevis, and adbuctor pollicis longus
How do antagonistic muscle pairs work?
When one muscle pulls, the other muscle relaxes.
Which of the following can be observed only in a microscopic view a structure of a muscle cell b shape of a soybean plant c X-ray of a knee joint d foam insulation?
Structure of a muscle cell
What is cardiac smooth muscle?
There is nothing really called 'cardiac smooth muscle'. Cardiac muscle is striated like skeletal muscle but it is not under your control like skeletal muscle is. It acts more like smooth muscle because of this reason. But we only use the terms smooth muscle, striated (skeletal) muscle or cardiac muscle.
Does a mri show all problems with tears in the knee?
Yes. An x-ray shows only bones; an MRI shows bones+tissues+muscle.
Which muscle is involved in adduction at the ankle joint?
If you mean hyperadduction of the joint at the knee, it is stretching the muscle on the top of your thigh which is called the gastrocnemius.
