Health Ch 2 Vocabulary
Terms
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- Trachea
- The windpipe, or passage through which air moves.
- Alveoli
- Hollow pockets where respiration takes place in your lungs.
- Arteries
- Blood vessels that carry blood away from your heart.
- Capillaries
- Tiny blood vessels that connect arteries to veins.
- Veins
- Blood Vessels that carry blood back to your heart.
- Nutrients
- Parts of food that give youu energy, help you grow, or help you stay healthy.
- Oxygen
- A gas needed by your cells.
- Cells
- Smallest living part of the human body and of other living things.
- Involuntery Muscles
- Muscles that you do not have control over, they make your inner organs work.
- Voluntary Muscles
- Muscles that you can control whenever you want.
- Tendons
- Tough tissues that attach your muscles to your bones.
- Urinary Bladder
- The baglike organ that holds urine.
- Villi
- Fingerlike growths inside the small intestine; nutrients pass into blood vessels inside them.
- Cilla
- Tiny hairlike parts of special cells that line the trachea and bronchial tubes.
- Pancreas
- An organ near the stomach that makes juices for digesting foods.
- Peristalsis
- The wavelike squeezing motion of the digestive system.
- Organ
- Body part made up of groups of different tissues that work together to do a certain job.
- Gallbladder
- The pear-shaped organ lying under the liver, stores bile.
- Bronchial Tubes
- Two tubes at the bottom of the trachea; lead into the lungs.
- Marrow
- Soft tissue in the shaft of bones; supplies the body with blood cells.
- Tissue
- Group of cells of the same kind working together to do a certain job.
- Pelvis
- Formed by the hipbones; helps support your body.
- Joint
- A place where two bones connect or join.
- Enzyme
- A substance that helps a chemical reaction happen in the body.
- Diaphragm
- The sheet of muscle at the bottom of your chest, under your lungs; helps yu breathe.
- Kidneys
- Bean-shaped organs in your back and above your waist; remove chemical wastes from your blood
- Body System
- Several organs in the body that work together for one purpose.
- Skeleton
- The body's framework, made up of bones.
- Ligaments
- Tough bands of tissue that hold bones together at a joint.
- Cartilage
- The tough tissue between the bones at most moveable joints.
- Vertebrae
- Bones that make up the spine.