Midterm Finals 2010
Order by
73 terms
Terms | Definitions |
|---|---|
 Bronchioles | tiny tubes that branch of the bronchi |
| Bronchi | two short tubes that branch off the trachea and carry air to the lungs |
| Trachea | a cartilage-reinforced tube that carries air to the bronchi |
| Larynx | voice box |
| Pleura | the membrane, cavity and fluid that surronds the lungs |
| Diaphragm | muscle beneath the lungs that helps move air in and out of the lungs |
| Intercostal Muscles | rib muscles |
| Pharynx | tube-like passageway for both food and air; located between the nasal cavity and esophagus |
| Organs | a group of different tissues that work together to preform a specific function |
| Tissue | a group similar of cells that work together to carry out a specific function |
| Cell | the smallest unit of a organism that cancary out basic functions of life |
| Organism | the complete living thing |
| Body Sytem | a group of organs that work together to preform a specific function |
| Homeostasis | the ability of an organism to adjust its internal enviornment to maintain equilibrium |
| Peristalisis | regular muscle contractions that move food throught the digstive tract |
| Digestion | the mechanical breaking down of food into smaller componnets that can be absorbed into the blood stream |
| Mechanical Digestion | the tearing or grinding action, the mixing and mashing action, and breaking down of large food particles into smaller particles |
| Chemical Digestion | a seris of actions whose purpose is to break down the chemical bonds in nutrients so that they can be absorbed into the blood stream |
| Sphincter | a ring of muscle that aids in the one-way passage of food through the digestive tact |
| Mucus | a thick, sticky substance that lines and protects the inner walls of the digestive organs it facilities the passage of food through the digestive tract and helps protect the walls of the digestive tract form being digested |
| Benedict's Soultion | a chemical indicator that when added to a soultion and heated, changes from blue to light green to red in the presence of increasing concentrations of sugar |
| Fat | one of the three basic food types; found food types oils and soemdiary products |
| Lugol | a yellow-brown indicator that turns blue-black when touches starch |
| Nutrients | fuels your body needs to keep going and make repairs and fight disease |
| Vitamin | chemicals that have been made by living orgnism |
| Crabohaydrate | one pf the tree basic types may be found in the form os starch,sugar or fiber, they are found in cereals, breads, andvegeatbles |
| Indactor | a substance that changes in some way to indactes the presence of another substance |
| Mineral | chemicals that occur naturally in the enviornment |
| Protein | one of the three basic food types needed for building and repair of tissue in the body |
| Amylaze | enzyme that breaks down starch |
| Enzyme | a protein in that's capable that speed up a chemical reaction |
| Epiglottis | a flap of tissue that sits at the base if the tongue that keeps food from going into the windpipe during swallowing |
| Salivary Glands | glands that produce saliva and also produce amylase |
| Bolus | a ball shaped mass moving through the digestive tracts |
| Saliva | watery substance secreted by salivary glands |
| Ucler | an open sore or lesion in the skin or mucous |
| Absortion | the process by which digested nutrients pass through the walls of the small intestine into the bloodstream |
| Bile | fluid produced by liver helps digest fats in small intestine |
| Doudenum | the first 25 cm. of the small intestine; site where most chemical digestion occurs |
| Semi-Permeable Membrane | membrane that allows certain molecules or ions to pass through diffusion |
| Active Transport | the process by which materials, using energy supplied by the cell, are move across a membrane |
| Diffusion | molecules move to less concentrated places |
| Pancreatic Juice | is packed with the enzymes that digest proteins, fats, carbohydrates |
| Feces | solid wastes in the large intestine that are expelled from the body during the body during bowel movement |
| Villi | microscopic, fingerlike projections that line the inner wal of the small intestine and increase the surface area avaliable for absoprtion of nutrients |
| Surface Area | the part of an object that makes direct contact with its enviornment |
| Aveoli | they are sacks of air that exchange gas |
| Total Lung Capacity | the total amount of air your lungs can hold |
| Vital Capacity | the total amount a person can exhale |
| Residual Volume | the air that you cant get out |
| Bromothymol Blue | a chemical indactor that changes from blue to light green to yellow in the presence of increasing concentrations of carbon dixoide in solution |
| Cellular Respiration | the process by which glucose combies with oxygen to pride energy, carbon dioxide |
| Energy | the ability to preform work; may be stored in cekks as fat or glycogen as well as in ATP |
| Oxidation | the process by which substances combine with oxygen |
| Capillary | a microscopic blood vessel that oxygen, nutrients and wastes such as carbon dioxide are exchanged through they are one-cell thick and connect arteries veins |
| Combustion | a rapid form of oxidation that releases heat and, in many cases, light |
| Mitochondria | the "powerhouses" of the cell; breaks down nutrients (glucose) in the cell energyfor the cell |
| Calorie | measures heat energy; amount of energy required to raise the temperature of 1 grom of water 1 degree Celsius |
| Aorta | the largest artery |
| Closed Circulatory System | a transport system in which fluid is confined within vessels |
| Artery | Carries oxygen rich blood away from the heart |
| Atria | Two upper chambers of the heart |
| Blood Pressure | The force exerted by blood against vessel walls |
| Hemoglobin | iron-containing protein in red blood cells that transports oxygen from the lungs to the tissues of the body |
| plasma | The liquid part of the blood, makes up about 55% of the blood |
| platelet | Cell fragments in the blood that aid in clotting. |
| pulmonary circulation | The vessels that transport blood from the heart to the lungs and back to the heart |
| red blood cell | A cell in the blood that takes up oxygen in the lungs and delivers it to cells elsewhere in the body |
| systemic circulation | The blood vessels that carry blood from the heart to the body and back to the heart |
| vena cava | One of two large vessels (superior and inferior) that return deoxygenated blood to the right atrium of the heart. |
| ventricle | One of the two thick walled lower chambers of the heart, the pumping part of the heart |
| vein | a blood vessel that carries blood back to the heart |
| white blood cell | blood cell that functions in defending the body against infections and cancer cells; also called a leukocyte |
First Time Here?
Welcome to Quizlet, a fun, free place to study. Try these flashcards, find others to study, or make your own.