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Does contraction of the dartos muscle cause elevation of the testes?
No, contraction of the dartos muscle causes wrinkling of the scrotal skin to regulate temperature, but it does not directly cause elevation of the testes. Elevation of the testes is primarily controlled by the cremaster muscle.
Name the lining of the scrotal sac that consists of a smooth muscle layer?
Dartos Muscle
What happens to the muscle tissue when exercising?
muscle contraction
Two muscles found in the scrotum?
The dartos muscle and the cremaster muscle are two muscles found in the scrotum. The dartos muscle is a smooth muscle that helps regulate the temperature of the testes by contracting or relaxing to elevate or lower the scrotum. The cremaster muscle is a skeletal muscle that raises and lowers the testes in response to temperature changes or sexual arousal.
What type of muscle contraction happens in a bench press?
a concentric muscle action.
What is a mucle contraction?
A muscle contraction happens when too much force or stress is forced upon a muscle cavity. Dr. Whitmore PHD
What happens to the Z line during muscle contraction?
During muscle contraction, the Z line moves closer together, causing the muscle to shorten and generate force.
What happens to a muscle contraction if there is an excess amount of either Ca2 plus or ATP present during the contraction?
During muscle contraction the actin heads pull the sarcomere closed
What happens If a muscle is applied to a load that exceeds the muscle's maximum tension?
The muscle length will not change during a contraction.
When myosin cross bridges bind to actin what happens?
Muscle contraction results
Where is the dartos muscle located?
The dartos fascia is the layer of smooth muscle tissue located just beneath the surface of the skin in the scrotum. It is responsible for regulating the temperature in the testicles to promote spermatogenesis, i.e. the creation of sperm. This is what causes the scrotum to appear wrinkled, or rugose.
What happens to the strength of contraction during wave summation?
It increases about to about four times greater than a normal contraction for skeletal muscle.
