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What is the purpose of the flagella?
whip like structures made up of microtubules; they are used for movement
What is th septum?
Divides the heart into the right and left sides and prevents the mixing of oxygen poor and oxygen rich blood.
What is the ventricle?
Part of the heart pumps blood out of the heart to the rest of the body and to the lungs
A small mass of tissue through which impulses from the SA node are passed to the ventricles.
What are capillaries?
Small vessels that bring oxygen and nutrients to the cells and absorb/ remove carbon dioxide and wastes from cells
What are varicose veins?
High blood pressure in legs causes veins to stretch and valves in veins no longer close. This causes blood to pool in the veins.
What is hemoglobin?
A sickled cell that causes blood cells to carry less oxygena and iron around the body.
What is atherosclerosis?
Plaque can block your arteries, causing no oxygen and nutrients to be able to get to certain parts of the heart and then a part of the heart will die.
What is facilitated diffusion
When molecules move from an area of high concentration to an area of low concentration
What is osmosis?
When water moves from an area of high concentration to low concentration across the cell membrane.
What is hypotonic solution.
When the solute concentration inside the cell is higher than the solute concentration outside of the cell.
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