0
What carries electrical impulses across the heart and causes the ventricles contract?
Wiki User
∙ 12y ago
SA node.
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
What is The function of left and right bundle branches?
The right bundle carries nerve impulses that cause contraction of the right ventricle (the lower chamber of the heart) and the left bundle carries nerve impulses that cause contraction of the left ventricle.
When does the muscle of the heart gets is blood supply?
Of course heart muscles need a blood supply for the cellular respiratory process as the blood carries the final electron acceptor oxygen which is key to oxidative phosphorylation in humans.
How are atria and ventricle differ?
The atria are on the top, and ventricles on the bottom. The atria are smaller, and the ventricles bigger. The atria receive blood coming into the heart, and the ventricles send blood out of the heart. The contraction of the atria end diastole, and the contraction of the ventricles end systole.
Does the heart carries oxygenerated blood from the heart?
The aorta is the vessel that carries oxygenated blood from the heart. In contrast, the pulmonary artery is the vessel that carries deoxygenated blood from the heart.
Why is umbilical artery called an artery when it carries oxygenated and deoxygenated blood?
An artery is the vessel that carries blood away from the heart. The pulmonary artery carries only deoxygenated blood after birth.
Which type of tissue carries electrical impulses from your brain?
Nerve tissue
What is the neuron that carries impulses to the nervous cell body is called what?
Fibres which carry impulses towards the cell body of a neuron are called dendrites. The axon is the fibre which carries impulses away from the cell body of a neuron.
What is The function of left and right bundle branches?
The right bundle carries nerve impulses that cause contraction of the right ventricle (the lower chamber of the heart) and the left bundle carries nerve impulses that cause contraction of the left ventricle.
What part of the neuron carries impulses to the neuron?
The axon, an elongated portion of the neuron, carries impulses to the muscles.
What part of the motor neuron carries impulses to the muscle?
The axon, an elongated portion of the neuron, carries impulses to the muscles.
What is the message called that a neuron carries?
nerve impulses
Which neuron carries impulses toward the main cell body?
the axon carries impulses toward the main cell body
Structure that carries the heart electrical impulse into the ventricle?
The atrioventricular (AV) node sends the signal to the AV bundle, where the wave of contraction travels from the atria to the ventricles.
How are messages carries in neurons?
Neurons send electric impulses to your cells via the dendrites. The Axons carry the electrical impulses away from the cell. This process sends out signals to your brain for all of your body processes such as muscle movement.
What carries blood towards the lungs?
Pulmonary circulation carries blood into the lungs.
What is the message a neuron carries?
nerve impulses
What is the neuron that conducts impulses towards the periphery?
The efferent neuron carries impulses towards the periphery.
