0
The heart rests between each beat. As long as the myocardium (heart muscle) receives sufficient oxygenated blood and maintains a proper rhythm, it can (and must) perform this beat/rest cycle throughout and organism's entire life.
Wiki User
∙ 12y ago
Wiki User
∙ 12y agoThe heart rests between each beat. As long as the heart muscle receives sufficient oxygenated blood via the coronary artery and maintains a regular rhythm, it can (and must) perform this beat/rest cycle throughout an organism's life.
Wiki User
∙ 12y agoThe heart is the engine of your body. Without it oxygen wouldn't get to parts of your body
Wiki User
∙ 13y agoIt gets tiredType your answer here...
Add your answer:
Earn +20 pts
What type of muscle does not get tired?
The heart
What organ never gets tired?
The heart
What happens to heart sounds when people are tired?
your heart beat goes higher
How does the crayfish heart work?
it doesnt
How Is heart rate affected by being tired?
No oxygen
Why does she date a guy she doesnt love?
maybe she doesnt feel love and doesnt want to break the guys heart
Does your heart rate get slower as you get more tired?
NO, because the whole reason your tired is your constently moving which your running out of breath therefore your heart is racing and speeding up.... your heart rate slows down as you start to cool down
Can you install Sims2 downloads such as character skins to Sims Life Story?
No you cant.I tired to.It doesnt work.When it says "sims2" it means it needs sims2! No you cant.I tired to.It doesnt work.When it says "sims2" it means it needs sims2!
How does exercise affect the muscles and the heart?
it doesnt
How does noradrenaline affect the heart rate?
It doesnt
What does it mean when she says stop playing with her heart?
she doesnt want to get her heart broken
What could be wrong 36M likes to be active but for the last 10yrs gets tired easilly not normal tired week tired but still strong as normal?
get your heart checked
