What is the primary organ of the circulatory system?
What is the Heart?
the Heart?
What is to get oxygen into the bloodstream?
How many muscles are in the human body?
What is about 600 muscles?
What is the first step in the digestive process?
What is eating food?
What does the left side of the heart do?
It takes oxygenated blood from the lungs and sends it to the rest of the body.
What do you inhale and exhale?
Inhale oxygen, exhale carbon dioxide
What happens to muscles when they contract?
They get smaller.
Where does food go after it is broken down in the stomach?
What is the small intestine?
What is a normal resting heart rate range for humans?
What is 60 to 100 beats per minute?
How does the respiratory system work with the circulatory system?
It sends oxygen to the circulatory system to be distributed throughout the body.
Name a pair of muscles that work together to move your arm.
What are the bicep and tricep?
What does the small intestine do?
It absorbs nutrients from food.
What type of blood does the right side of the heart send back to the lungs?
What is non-oxygenated blood?
What part of the body is primarily responsible for gas exchange?
What are the lungs?
What is the main function of the muscular system?
What is to allow movement?
What is the purpose of the large intestine?
It sends extra waste out of the body.
How does exercise affect your heart rate?
It increases your heart rate as blood pumps to your muscles.
What happens to carbon dioxide in the respiratory process?
it is expelled from the body when exhaling.
What are the two types of muscles in the body?
What are voluntary and involuntary muscles?
How are the digestive and circulatory systems connected?
Nutrients from digested food are sent to the circulatory system to be distributed to the body.