Blood
What do red blood cells carry around the body
(Hint: There are 2 correct answers)
Oxegen/O2
Carbon Dioxide/CO2
What are the air sacks at the ends of the bronchi tubes called.
(Hint: This is inside the lungs)
Alveoli
What do viens do in body
Give blood to heart
What is the biggest bone in the body
Femer
arteries do in the body
Take blood away from heart
What are all 3 of the types of muscle
Skelital muscle
Smooth Muscle
Cardiak Muscle
What do capilarys do in the body
Exange CO2 for O2
How many red blood cells average in 1 drop of blood
5million