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Instructions for Vocabulary Cards: Please photocopy the following pages onto heavy card stock (back to back, so the word is printed on the back side of the matching definition). Then, laminate each page. Cut each page into four flash cards. inhale These 36 vocabulary cards are part of a Science unit. Please keep this set in: The Human Body - Standard 5 (Breathing & Digestive Systems) The Human Body - Standard 5 oxygen The Human Body - Standard 5 exhale The Human Body - Standard 5 Odorless, tasteless gas; essential for life. breathe in Respiratory System • Breathe in • Breathe out • Bronchus • Carbon Dioxide • Diaphragm • Lungs • Mouth • Mucus • Nose • Trachea Digestive System • Anus • Colon • Digestive juices • Enzymes • Faeces • Intestines • Liver • Mouth • Oesophagus • Pancreas • Rectum • Salivary glands • Stomach • Teeth • Tongue • Trachea • 32 breathe out carbon dioxide The Human Body - Standard 5 trachea nose The Human Body - Standard 5 bronchus (bronchi) The Human Body - Standard 5 The Human Body - Standard 5 A heavy, odorless, colorless gas formed during respiration. CO2 2 branches of the trachea leading to the lungs windpipe wind pipe a pipe for wind Air is cleaned, warmed and moistened as it passes through the _____ lungs The Human Body - Standard 5 enzymes The Human Body - Standard 5 diaphragm The Human Body - Standard 5 oesophagus The Human Body - Standard 5 The main muscle of respiration. A protein that speeds up a chemical reaction in a living organism. They can build up or break down other molecules. air-filled organ Contracts - expands the lungs fair is inhaled. Relaxes - air is exhaled. Tube that squeezes food from the mouth to the stomach faeces The Human Body - Standard 5 liver The Human Body - Standard 5 colon The Human Body - Standard 5 salivary glands The Human Body - Standard 5 Large organ that 1. regulates chemical levels in the blood 2. excretes bile, which helps break down fats, preparing them for further digestion and absorption. Indigestible food (waste matter) Produce saliva - the beginning the process of digestion. The largest part of the large intestine. It extracts water and salt from solid wastes before they are eliminated from the body. pancreas The Human Body - Standard 5 large intestine The Human Body - Standard 5 rectum The Human Body - Standard 5 villi The Human Body - Standard 5 The last part of the digestive system it takes water (from what is left of the food waste) and returns it to the body. Produces chemicals and digests carbohydrates, fats, and proteins Structures in small intestine that give more surface area to absorb food A storehouse for faeces, until it is released from the body through the rectum. tongue The Human Body - Standard 5 anus The Human Body - Standard 5 digestive juices The Human Body - Standard 5 gall bladder The Human Body - Standard 5 The opening at the opposite end of the digestive tract from the mouth. The external opening of the rectum. A muscle in the mouth that helps with chewing, swallowing, tasting, as well as for speech. A small organ that stores bile produced by the liver. In response to signals, it squeezes bile into the small intestine that aids in the digestion of fat. Colorless, acidic fluid that break down food. (Saliva, gastric juice, pancreatic juice, bile, intestinal juice) Digestive System The Human Body - Standard 5 mucus The Human Body - Standard 5 Respiratory System The Human Body - Standard 5 Why do you think your stomach ʻgrowlsʼ when you are hungry? The Human Body - Standard 5 A sticky liquid (lubricant) produced in the linings of the nose and other body parts that serves as a protection against infectious agents (viruses, bacteria, etc) Its job: Breaks food down into nutrients, absorbs food into the blood, and eliminates waste Its tract: a long tube from mouth, (teeth, tongue, saliva), oesophogus, stomach, liver/gall bladder/pancreas, small intestine, large intestine, anus. Why is it so important for medical doctors to be able to use a microscope? Its job: The group of organs that takes oxygen from the air (inhale) and removes carbon dioxide from the body (exhale). Its tract: nose, mouth, trachea, bronchi, alveoli, lungs small intestine The Human Body - Standard 5 32 The Human Body - Standard 5 stomach The Human Body - Standard 5 mouth The Human Body - Standard 5 The number of permanent teeth. Digestion begins here when food is chewed Organ where most digestion occurs The muscular, hollow part of the digestive system Quiz Question Explain in what sense it is true that you are what you eat. The Human Body - Standard 5 Quiz Question Why doesn't the acidic environment of the stomach cause it to digest itself? The Human Body - Standard 5 Quiz Question Imagine that the lining of your small intestine were smooth, like the inside of a rubber tube. Would this design be efficient in performing the main function of this organ? Why or why not? The Human Body - Standard 5 Quiz Question What is the primary purpose of digestion and why is it necessary to humans? The Human Body - Standard 5