H I J K & L
hemoglobin [he mo globe in]
The molecule in the red blood cell that carries oxygen. This molecule is what makes blood red.
high blood pressure
Blood pressure is the measurement of how much force the blood puts on the arteries as the heart pumps the blood through the body. High blood pressure, when there is too much pressure, can lead to heart and kidney problems.
homeostasis [home ee o stay sis]
The tendency in an organism to maintain a state of mental and physical well being
hormone [hoer moan]
A chemical made in the body that triggers changes in the function of organs, cells or tissues.
hybrid [hi brid]
An offspring of two animals, fish or plants in which the parents are of different types.
hydrate [hi drate]
To add water
inert [in urt]
Something that does not react.
iron [ire n]
A mineral necessary to the formation of hemoglobin.
isolate [i sol ate]
An individual cell or part of an organism, also a pure culture produced from isolated cells.
LDL Cholesterol (low-density lipoprotein)
A protein in the blood, also called “bad” cholesterol, containing high levels of cholesterol and triglycerides. A high level of LDL cholesterol may increase the risk of heart disease and related problems.
A soft, heavy metal which is toxic to humans.