0
The heartbeat is caused by the contraction and relaxation of the heart muscle. The heart muscle is a special kind of muscle known as cardiac muscle, which is unique as it is both striated (strong), can work without tiring, and cannot be controlled (the movement of the muscle is automatic).
Wiki User
∙ 9y ago
Add your answer:
Earn +20 pts
What is systole and diastole?
Systole and diastole describe the phase/state the heart is in during a heartbeat. Systole refers to the heart when contracted, and blood is pumped into the arteries. Diastole refers to the heart when it is relaxed and blood enters the upper chambers.
Can you feel a heartbeat in the thumb?
yes but it isn't accurate to your normal heartbeat
How is a heartbeat formed?
A heartbeat is formed by millions of heart muscles contracting in perfect sychronization.
What Special tissue in right atrium that regulates heartbeat?
Sino-atrial node(SA node), it's also called natural Pacemaker.
The relaxation phase of the heartbeat is called?
Diastole
Where do action potentials associated with heartbeat regulation originate?
the action potentials associated with heartbeat regulation originate in the SA node, I believe it is in somewhere in the wall of the right atrium of the heart
Is the skeletal muscle voluntary?
Yes. Involuntary muscle movements include heartbeat, digestion in the stomach and breathing.
The extrinsic muscle of the hand originate on the what?
Extrinsic muscles of the hand originate in the antebrachium (forearm).
The primary characteristic of muscle tissues is their ability to?
contract, causing movement and heartbeat
Why is my liver pounding like a heartbeat but faster?
Muscle spasm, dont worry about it
How do the sounds of a heartbeat relate to the muscle contractions in the heart?
Your heartbeat is made by the sounds of your valves opening and closing. The valves are to keep your blood from flowing backwards.
What muscle originates at the anterior superior iliac spine and crosses both hip and knee joints?
The muscle that originate from ASIS is sartorius muscle. Inguinal ligament also originate here. By Binaisa Deus medical student KIU Uganda
What kind of cells in your body can contract?
Muscle cells contract, causing movement and our heartbeat.
Who is the most strength and heartbeat male or female?
Males usually are heavier, and have a larger proportion of muscle mass, so they tend to be stronger. What you mean by heartbeat - I have no idea.
Is your heartbeat an I involuntary muscle function?
Yes you cant stop it even if you wanted to. Therefore it is involuntary.
What are biopotential?
Eletric activities produced by a tissue of the body, such as in a muscle contraction, a heartbeat or even a brain activity.
Symptoms of stress can include all of the following except muscle tension sweaty palms increased heartbeat cold feet?
Cold feet is not typically a symptom of stress. Symptoms of stress usually involve physical tension, a racing heartbeat, sweaty palms, and muscle tension.
