| A | B |
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| Integumentary System | An organ system of the body. Its primary organ is the skin. Its function is protection of the body |
| Skin | The primary organ of the Integumentary System. Skin's function is protection of the body |
| Skeletal System | An organ system of the body. Its primary organs are Bones, Joints and Ligaments. Its function is protection and Support of the body |
| Bones | A primary organ of the Skeletal System. It's function is support. |
| Ligaments | A primary organ of the Skeletal System. It's function is to hold bones together |
| Muscular System | An organ system of the body. Its primary organ is muscle. Its function is stability and movement |
| Muscles | A primary organ of the musclar system. Can be made up of either Smooth muscle tissue, Cardiac Musclce Tissue or Skeletal Muscle Tissue. |
| Nervous System | An organ system of the body. Its primary organs are the brain, spinal cord and peripheral nerves. It serves four main purposes in the body. 1) Communication between body organs. 2) Integration of body organs. 3) Control of body functions. 4) Recognition of sensory stimuli |
| Central Nervous System | This is a branch of the nervous system and it consists of two main organs: the brain and spinal cord |
| Brain | A primary organ of the nervous system. Controls the body. |
| Spinal Cord | A primary organ of the nervous system. Passes messages from the brain to the body. |
| Peripheral Nervous System | This is a branch of the nervous system and it consists of peripheral nerves |
| Peripheral Nerves | A primary organ of the nervous system. Moves the messages from the spinal cord to the correct part of the body |
| Endocrine System | An organ system of the body. Its primary organs are the Pituitary gland, Hypothalamus and Thyroid Gland. Its function is to control hormones of the body and communication through hormones areound the body. |
| Pituitary Gland | A primary organ in the Endocrine System. Its function is to get messages directly from the brain and translate them into hormones |
| Hypothalamus | A primary organ in the Endocrine System. Its function is to get messages directly from the brain and translate them into hormones |
| Thyroid Gland | A primary organ in the Endocrine System. Its function is to get stimuli from the external environement and communicate them in the form of hormones. |
| Cardiovascular System | A organ system fo the body. Its primary organs are the heart, the arteries and veins. Its function is transport of substances around the body. |
| Heart | A primamry organ in the Circulatory System. Its function is the pump the blood and Lymph around the body. |
| Arteries | A primary organ in the circulatory system. Its function is to carry blood and lymph away from the heart |
| Veins | A primary organ in the circulatory system. Its function is to carry blood and lymph toward the heart |
| Immune System | A organ system of the body. Its primary organs are Lymph Nodes, Spleen and Thymus. Its function is protection of the body agains foreign substances (bacteria or viruses) |
| Lymph Nodes | A primary organ of the Immune system. Its function is to store and produce the cells used to combat illness. |
| Spleen | A primary organ of the Immune system. Its function is to store and produce the cells used to combat illness. |
| Thymus | A primary organ of the Immune system. Its function is to store and produce the cells used to combat illness. |
| Respiratory System | A organ system of the body. Its primary organs are the Nose, Mouth, Trachea, Bronchi, and Lungs. Its function is the exchange of gas for the body. |
| Nose | A primary organ of the respiratory system. Its function is the take in 'good' air and expel 'bad air' |
| Trachea | A primary organ of the respiratory system. Its function is to bring the 'good' gasses to the lungs and take away the 'bad' gasses |
| Lungs | A primary organ of the respiratory system. Its function is to bring the good gasses to the blood and take the bad gasses out of the blood. |
| Digestive System | An organ system of the body. Its primary organs are the Mouth, Esophagus, Stomach, Small Intestine, and Large Intestine. Its job is the breakdown of food for nutrients. |
| Esophagus | A primary organ of the digestive system. Its function is the get the food from the mouth to the stomach. |
| Stomach | A primary organ of the digestive system. Its function is to break the food up as much as possible for digestion. |
| Small Intestine | A primary Organ of the digestive system. Its function is to absorb proteins, carbohydrates and lipids into the blood stream for use by cells. |
| Large Intestine | A primary organ of the digestive system. Its function is to reabsorb water back into the blood. |
| Urinary System | An organ system of the body. Its primary organs are the Kidneys, Ureter,Urethra and Urinary Bladder. Its function is the removal of liquid waste and its removal from the body |
| Kidneys | A primary organ of the Urinary System. Its function is the clean the blood of any liquid waste. |
| Ureters | A primary organ of the Uninary System. Its function is to pass the waste from the urinary bladder to the urethra during urination |
| Urethra | A primary organ of of the Urinary Systeem. Its function is the expelling of Urine |
| Urinary Bladder | A primary organ of the Urinnary System. Its function is the storage of liquid waste, Urine. |
| Male Reproductive System | An organ system of the body in males. Its primary organs are the Testes, Penis and Scrotum. Its function is to produce the reproductive cells for males |
| Testes | A primary organ of the Male Reproductive system. Its function is the creation of sperm cells. |
| Penis | A primary organ of the Male Reproductive system. Its function is the passing on of sperm cells into the female reproductive tract during intercourse |
| Scrotum | A primary organ of the Male Reproductive system. Its fucnton is the protect and temperature control of the testes. |
| Female Reproductive System | An organ system of the body in females. Its primary organs are the uterus, Ovaries, and Vagina. Its function is the production and female sex cells and protection of offspring during development. |
| Uterus | A primary organ of the female reproductive system. Its function is the hold and protect and developing offspring |
| Ovaries | A primary organ of of the female reproductive system. Its function is the production of female sex cells. |
| Vagina | A primary organ of the female reproductive system. Its function is to receive the male sex cells during intercourse. |
