490 likes | 592 Views
The Structure of Living Things. Unit 8 . Organism. Any living thing. Organ. A body part that is made up of smaller parts that work together to do a certain job. . Organ System. A group of organs that work together to do a job for the body. . Brain.
E N D
Organism • Any living thing
Organ • A body part that is made up of smaller parts that work together to do a certain job.
Organ System • A group of organs that work together to do a job for the body.
Brain • The organ in the human body that processes information.
Skin • The human body’s largest organ that covers the outside of the body.
Bones • A hard organ that has a spongy layer inside that may help support the body or protect other organs.
Muscles • An organ made of bundles of long fibers that can contract and work with bones to help you move.
Exoskeleton • A hard outer covering, found in many types of animals, that supports and protects the body.
Lungs • The large organs that supports the respiratory system that brings oxygen from the air and into the body and releases carbon dioxide.
Heart • A muscular organ that pumps blood through the rest of the circulatory system.
Stomach • A bag like organ in which food is mixed with digestive juices and squeezed by a muscle.
Liver • A large organ that makes a digestive juice called bile.
Pancreas • A large organ that makes digestive juice and insulin.
Kidney • Organs in the human excretory system that removes waste materials for the blood.
Bladder • Organ in the excretory system that stores and releases urine.
Nerve Cells • The nervous system is made up of these tiny cells. • Aids in passing information to the brain.
Nerves • Chains of nerve cells that carries information to and from the brain.
Spinal Cord • A rope like bundle of nerves that runs along your backbone. • Main pathway for information to travel to and from the brain.
Retina • The back of the eye that detects light.
Taste Buds • Bumps on the tongue that sense chemicals in food.
Cochlea • Passes vibrations (sounds) to tiny hairs attached to nerves • Part of the ear
Dermis • The inner layer of the skin. • It contains hair follicles, sweat glands, bloods vessels, and nerve endings.
Epidermis • The outer layer of the skin. • It is thin in some places and thick in others.
Ligaments • Connect bones to joints.
Joint • A place where two or more bones meet. • Some joints move and others do not (skull)
Cartilage • Provides cushion to the ends of bones and forms flexible parts like ears and nose.
Trachea • Allows air to pass from your nose to your lungs.
Bronchi • Brings air from the trachea to the lungs.
Bronchioles • Allows air to flow from the bronchi to the aleveoli.
Alveoli • Tiny sacs that make up most of the lungs.
Red Blood Cells • Carry oxygen throughout your body
White Blood Cells • Fight foreign objects (viruses, diseases, bacteria, etc)
Plasma • Carries nutrients and blood cells throughout the body.
Platelets • Stops bleeding by sticking together and forming clots. • Think scaps
Arteries • Are blood vessels that carry blood away from the heart to different parts of the body.
Veins • Blood vessels that brings blood back to the heart from the lungs and body.
Capillaries • Are tiny blood vessels with very thin walls that connects arteries and veins. • Oxygen and nutrients can pass through the thin walls to the body.
Esophagus • A long tube that begins in your throat. • It moves food from your mouth to your stomach.
Small Intestine • Long tube that digests food and absorbs nutrients your body needs from the digested food. • Anything not absorb is sent to the large intestines.
Large Intestines • A large tube that soaks up water and mineral and leaves only waste. • Solid waste passes out of your body.
Calories • Is a way to measure how much energy your body will get from food.
Carbohydrates • A source of energy
Proteins • Builds muscle • The only source of energy your brain uses.
Fats • Used to make important chemical signals and to store energy.
Nutrition Label • Contains information about the food you eat.
Ammonia • Is toxic and made of broken down protein.
Ureters • Takes urine from the kidneys to the bladder.
Urethra • A small tube that takes the urine from the bladder to outside the body.