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What happens when the ventricle contracts?
Heart pumps out blood into major vessels(aorta,pulmonary arteries)
What happens to the tricuspid and miltral valves when the heart contracts?
they open to allow the blood through then close again so the blood can't flow back
How does the heart contract or relax?
The heart contracts and relaxes during a cardiac cycle.
When the heart contracts it produces a wave of fluid pressure in the?
arteries
Term for the number of times you heart contracts in one minute?
Contractions,or beats .
What happens to the heart when an action potential is generated in the SA node?
it contracts
What happens in the left ventricle of the heart?
It contracts to push blood throughout the body.
What happens when the ventricle contracts?
Heart pumps out blood into major vessels(aorta,pulmonary arteries)
What is it called when your heart contracts and relaxes?
Diastolic and systolic is when your heart contracts and relaxes.
What happens if the chordae tendineae is nonfunctional or defective?
the valve would fail to close or would invert when the heart contracts, this may cause heart failure.
What is the time of recovery before the heart contracts again?
Timer for recovery before the heart contracts again
What happens when the deltoid contracts concentrically?
When the Deltoid contracts the humerus abducts.
What happens when the biceps muscle contracts?
When the bicep contracts the triceps relax
What happens to the length of a muscle when it contracts?
When a muscle contracts, it shortens in length.
Where does blood flow when the ventricle contracts?
Blood flows to the heart when the ventricle contracts
What is the organ that relaxes and contracts?
heart
What happens to the tricuspid and miltral valves when the heart contracts?
they open to allow the blood through then close again so the blood can't flow back
