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,Which of the following structures D. diaphragm
changes the volume of the lungs?
a. alveoli
b. heart
c. trachea
d. diaphragm
What is the respiratory systems main transporting oxygen from the atmosphere into the
function body's cells and moving carbon dioxide from the
body's cells
How many lobes does the right lung 3 (superior, middle, inferior)
have?
How many lobes does the left lung 2 because of the heart
have? Why?
How does gas exchange occur in the diffusion which is passive transport mechanism
lungs?
Where is the heart located mediastinum
, Aveoli sacs of the lungs where oxygen and carbon
dioxide are exchanged by diffusion between the
air and the blood
tidal volume the amount of air breathed in and out of the lungs
during a normal breath
Where is breathing controlled? medulla oblongata of the brain - monitors carbon
dioxide levels and blood ph.
cardiovascular system responsible for the movement of blood around the
body. This system allows for the nutrient
distribution and waste removal.
What type of muscle is the heart? cardiac muscle - inbolunysty mudvlr
What are the upper chambers of the atria
heart called?
What are the lower chambers of the ventricles
heart called?
Arteries carry blood away from the heart
Veins Blood vessels that carry blood back to the heart
Capillaries single layer of endothelium that form a network
that connect arteries to veins in tissues