Chapter 3 - Systems in our Body Flashcards
Circulatory, Respiratory, Degestive
Tell me the main purpose of the circulatory system
It transports both oxygen and carbon dioxide
Tell me the 4 main organs within the circulatory system
Heart, lungs, blood vessels, and blood
What do red blood cells carry throughout your body?
OXYGEN
White blood cells work hard to
fight against infections
When you are cut, platelets help your body to….
stop bleeding!
What do arteries do and what type of blood can you find in them?
They carry blood away from the heart, and contain oxygenated blood
Veins carry blood….
They contain___________ blood
back to the heart, deoxygenated
What do veins have that arteries don”t?
VALVES
In which blood vessel does the oxygen exchange take place?
in the capillaries!
Describe capillaries
they’re very thin web like structure, and they are also quite narrow
Name the 4 chambers of the heart
the Left Atrium, the right Atrium, the Left Ventricle, the Right Ventricle
What is the Respiratory system responsible for?
It provides oxygen to our tissues.
Name the correct order in which the respiratory system travels
Nose/mouth, larynx, trachea, the bronchi, the bronchioles, alveoli
Tell me the name of the elastic air - filled sacs, that are responsible gor gas getting in and out of the blood.
Alveoli, site of gas exchange via diffusion
The Diaphragm is the muscle…
below your lungs
