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When an animal runs along the ground by flexing some of its muscles what causes its muscles to contract?
Muscle contraction in animals is primarily triggered by the nervous system, which sends electrical signals called action potentials to muscle fibers. These signals stimulate the release of calcium ions within the muscle cells, leading to the interaction of actin and myosin filaments. This interaction causes the muscle fibers to shorten and generate force, allowing the animal to run. Additionally, energy in the form of ATP is required for muscle contraction to occur.
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What causes the muscles of the uterus to contract?
Oxytocin.
What happens to your muscles when your joint is bent?
When a joint is bent, the muscles around that joint contract and shorten. This causes the joint to move, resulting in the bending or flexing of the joint. The specific muscles involved and the degree of contraction depend on the joint and the movement being performed.
What ist the process called that causes the cell to contract or shorten?
This process is called contraction. Muscles shorten or contract to produce movement.
What happens after the electricity reaches the muscles?
After electricity reaches the muscles, it triggers the release of calcium ions within the muscle fibers. This causes the muscle fibers to contract and generate force, allowing movement to occur.
What body system Directly causes mechanical motion?
The muscular system is directly responsible for producing mechanical motion in the body. Muscles contract and relax to generate movement of body parts.
What protein causes muscles to contract?
Meat
What causes the muscles of the uterus to contract?
Oxytocin.
What happens to your muscles when your joint is bent?
When a joint is bent, the muscles around that joint contract and shorten. This causes the joint to move, resulting in the bending or flexing of the joint. The specific muscles involved and the degree of contraction depend on the joint and the movement being performed.
What interferes with the action that causes the heart muscles to contract?
beta blockers
What causes involuntary muscles to contract and relax?
it is a problem in the nervous system
Rigor mortis occurs in a dead animal because?
Rigor mortis occurs because the muscles in the corpse contract. This contraction occurs because the calcium ions that are stored in the muscles diffuses and causes the myosin and actin proteins to activate, but not release.
What muscle contract during inhalation and what muscles contract during exhalation?
The intercostal muscles, (muscles between the ribs), contract.
Which type of muscles causes the heart to contract and relax?
auto-rhythmic cardiac muscle
What ist the process called that causes the cell to contract or shorten?
This process is called contraction. Muscles shorten or contract to produce movement.
What causes muscles of the uterus to contract during childbirth?
Oxitosin is the hormone. It is secreted by pituitary.
What does shivering cause you to do?
Shivering causes you too involuntary contract and relax your muscles to increase heat production.
How is current electricity dangerous?
Current causes muscles to contract and that is dangerous especially if the heart muscle is affected.
