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Well im doing Biology GCSE and i think what you mean is that when adrenalin is released into the blood, the heart rates speds up

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15y ago

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What happens in order for the blood to move faster around the body?

The faster your heart beats the faster blood flows.


Why do your heart beats faster when you excercise?

The heart beats faster when we exercise because the heart pumps more blood and the body also needs more blood


When blood glucose levels rise your pancreas releases a hormone called?

Insulin is a peptide hormone released by the pancreas when glucose levels in the blood rise.


Why your heart beats faster when running?

your moving g=faster, causing blood to flow faster and you're creating heat.


How does exercise help veins function?

Heart beats faster therefore circulating blood faster.


What happens to your heart rate when you exercise and why does this happen?

Your heart beats faster because it is pumping blood around your body faster


Which endocrine gland releases a hormone that increases blood sugar level?

The pancreas (glucagon) and the adrenal glands (cortisol).


When glucose levels in the blood drop below normal the pancreas releases a hormone called glucagon?

This is certainly true


Why does the heart beat faster when exerciseing?

As you exercise, the muscles need more oxygen to work. The heart beats faster to get the oxygenated blood from the lungs to the muscles. The harder you exercise, the more oxygen the muscles need, the faster the heart beats.


Can you have an increase in heart rate without an increase in blood pressure?

Sure, generally, if your heart beats faster, your blood pressure drops.


What happens to your heartbeat when you are excited?

When you are excited, your heart rate tends to increase. This is because the stimulation from excitement activates the sympathetic nervous system, which releases adrenaline into your bloodstream. Adrenaline then stimulates the heart, causing it to beat faster and pump more blood to provide the body with energy and oxygen.


What would happen to your circulation during exercise?

More blood is pumped around the body because the heart beats more. When the heart beats more the that makes the blood move around the body faster :)