2. Which blood vessels carry blood away from the heart? 3. In which of the blood vessels are materials exchanged between the blood and cells? VEINS ARTERIES CAPILLARIES
What is the liquid part of blood called?
2. Which blood cells fight disease? 3. What is the blood component that carries oxygen to the cells? 4. These blood fragments aid in blood clotting. PLASMA White blood cells Red blood cells Platelets
When it comes to getting blood back to the heart from your toes, gravity poses a problem. However, you do NOT have to stand on your head to get that blood back to your heart. What structure in the cardiovascular system prevents blood from flowing backward? VALVES
What is artherosclerosis? It is most serious when it happens in the _____________ artery. coronary
What are some things you can do to keep your heart healthy?
What has happened to this person’s pulse since he started doing jumping jacks? What has happened to this person’s heart rate since he started doing jumping jacks?
AORTA Pulmonary artery LEFT ATRIUM SEPTUM RIGHT VENTRICLE VENA CAVA
TWO LOOPS? Tissues to heart……Heart to lungs ……Lungs to heart…..heart to tissues (Systemic and Pulmonary circulation!)
What is blood pressure? Force of blood against the walls of the blood vessels!
This is breathing!
Respiration….. Cellular! MITOCHONDRIA Sugar + Oxygen CO 2 + water + ENERGY
What is this part of the lungs called? ALVEOLI What happens in the alveoli? GAS EXCHANGE Oxygen ?
What are these hair-like projections in the trachea? CILIA
Where else in the respiratory tract can cilia be found?