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| study of how the body functions |
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| cell, tissue, organ, system, organism/body |
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| system that transports blood to and from the cells |
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| comprised of bones and joints |
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| all the reactions that sustain life |
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| simple compounds are assembled into more complex compounds |
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| breakdown of complex into simple |
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| example of positive feedback |
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| A rise in estrogen levels stimulates the production of a hormone that stimulates estrogen production. |
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| farther from the midline of the body |
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| the position of the stomach with respect to lungs; under |
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| the position of the hypogastric region with respect to iliac region; closer to middle |
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| position of elbow with respect to hand; closer to origin/heart |
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| divides body into superior(upper) and inferior(lower) parts |
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| divides body into anterior and posterior parts |
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| contains brain and spinal cord |
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| urinary bladder is in the _____. |
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| most inferior medial region in the abdomen |
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| iliac is also called ____. |
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| basic unit of weight in metric system |
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| volume in US measurement closest to liter |
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| equivalent to 250 milligrams |
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| metric prefix that means 1000 |
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| term homeo is best defined as ____. |
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| specialized group of cells |
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| takes in oxygen and expels carbon dioxide |
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| skin and associated structures |
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| includes brain and spinal cord |
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| energy-storing compound found in all cells |
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| fluid on outside of cells: blood and lymp |
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| a state of internal balance |
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| farther from origin/heart |
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| divides body into left and right parts |
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| muscle seperating thoracic cavity and abdominal cavity |
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| basic unit of volume in metric system |
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| temperature scale used for scientific |
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| used to maintain homeostasis & example |
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| negative feedback; thermostat is set at certain temp.. if temp inside drops below or goes above that set temp, it triggers heat or air to maintain that temp. |
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| element combined with oxygen in water |
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| atomic number is based on number of |
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| negatively charged particle orbiting the nucleus of an atom is |
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| uncharged particle in the nucleus of an atom |
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| unit formed by union of two or more atoms |
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| mixture in which the components seperate unless shaken |
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| substance in which another substance is dissolved |
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| charged atom or group of atoms |
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| bond formed by the sharing of electrons between elements |
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| compounds that release ions in a solution |
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| donated to another substance by an acid |
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| based on the solution's concentration of the element hydrogen |
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| a substance with a pH of 4.0 is _____ acidic than a substance with a pH of 6.0. |
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| form of an element that differs in its atomic weight from other forms of that same element |
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| element that is basis of organic chemistry |
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| all proteins (not sugars) contain _____. |
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| protein that catalyzes reactions |
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| makes up greatest percentage by weight in the body |
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| positively charged particles in the atom nucleus |
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| atomic number of an element is equal to _____. |
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| atomic # is 11.. ion has a single + charge (Na+).... # of electrons? |
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atomic weight= protons + neutrons
protons= atomic weight - neutrons
neutrons= atomic weight - protons |
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| # of electrons is equal to _____. |
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| # of protons & atomic number |
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| combo of 2 or more substances that are not chemically bonded |
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| substance composed of 2 or more different elements participating in a chemical bond |
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| substance that dissolves in another substance |
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| non-seperating suspension |
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| mixture in which components remain evenly distributed |
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| graphic tracing of the electric current generated by the heart |
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| example of organic compound |
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| chemical category that includes fats & cholesterol |
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| proteins are complex molecules composed of |
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| simplest form of carbohydrate |
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| a substance that has a name ending in -ase is most likely a |
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| radiation treatment of cancer; used to diagnose abnormalities of organs |
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| 3 characteristics of organic compounds |
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| contain carbon, they are large and complex, found in living things |
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monosaccharides: simple sugar: glucose
disaccharides: 2 simple sugars: sucrose
polysaccharides: many simple sugars and complex: starch |
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| when under extreme temperatures or conditions |
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