Term
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Definition
| Holds the opening of the Urethra and may have some sexual stimulation purposes |
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Definition
| Tube that carries urine from the bladder to the outside; also carries sperm in the male |
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Definition
| Directs sound waves into the ear canal and to the tympanic membrane |
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Term
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Definition
| vibrates when it is struck by sound waves; allows the rat to perceive |
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Term
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Definition
| allow the rat to detect the sides of small passageways in darkness; allow the rat to keep close to walls and other obstacles |
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Term
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Definition
| exposes the incisors so the rat can gnaw on food, obstacles, and enemies |
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Term
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Definition
| the bony roof of the mouth that separates air and food |
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Term
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Definition
| body cavity caudal to the diaphragm; holds the abdominal organs |
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Term
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Definition
| loose connective tissue covered with squamus epithelium; covers the interior body cavities |
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Term
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Definition
| covers the organs; squamus epithelium |
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Term
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Definition
| sheets of peritoneum that attach organs to the body wall |
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Term
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Definition
| stretches and stores meals, begins digestion of food |
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Term
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Definition
| slowly passes food to duodenum |
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Term
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Definition
| stores reserve blood, immune functions |
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Term
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Definition
| first part of the small intestine place where digestive secretions from the pancreas and liver are added to the gut |
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Term
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Definition
| a fatty, double walled sac of peritoneum, probably immune functions and help the rat destroy bacteria that get into the abdominal cavity and adds digestive enzymes to food in duodenum |
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Term
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Definition
| adds digestive enzymes to food in duodenum |
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Term
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Definition
| middle portion of small intestine, completes digestion, reabsorbs food molecules, and water from the gut |
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Term
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Definition
| the larger, posterior portion of the small intestine, resorbs food and water from the gut |
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Term
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Definition
| a large sac at the intersection of the large and small intestine, harbors microorganisms that aid in digestion |
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Term
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Definition
| resorbs water and forms feces |
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Term
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Definition
| salt and water balance, elimintation of toxic wasters |
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Term
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Definition
| secretion of hormones that help the rat cope with stress |
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Term
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Definition
| supply the kidney with blood. the kidney gets twenty five percent of all the blood with each beat of the heart |
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Term
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Definition
| the outer part of the kidney, filters the blood |
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Term
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Definition
| the inner part o the kidney, concentrates urine |
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Term
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Definition
| the indentation of the medial side of the kidney, where the renal blood vessels and ureter enter the kidney |
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Term
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Definition
| stores sperm and allows them to mature |
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Term
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Definition
| transports sperm from the epididymis to the urethra |
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Term
| vesicular gland, coagulating glands, prostate glands |
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Definition
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Term
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Definition
| secrete musk that allows rats to identify each other by smell |
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Term
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Definition
| the expanded tip of the penis, helps the penis stay in the vagina |
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Term
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Definition
| penis bone, helps to stiffen penis |
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Term
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Definition
| conducts the egg from the ovary to the uterus |
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Term
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Definition
| "yellow bodies", or scars on the ovary showing past ovulations |
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Term
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Definition
| the lining of the uterus, receives fertilized eggs |
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Term
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Definition
| a peritoneal membrane covering the heart |
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Term
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Definition
| a space inside the pericardium, reduces friction between the beating hear and surrounding body parts |
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Term
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Definition
| holds one lung on each side, their expansion causes expansion of the lungs |
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Term
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Definition
| reinforced tube leading from the pharnyx to the bifurcation of the bronchi |
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Term
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Definition
| assists with the maturation of the immune system in young rats |
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Term
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Definition
| a pulmonary circulation to the lungs powered by te right side of the heart and a systemic circulation to the rest of the body powered by the left side of the heart |
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Term
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Definition
| one circulation in which the blood goes from the heart to the gills to the rest of the body and then back to the heart |
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Term
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Definition
| recieves deoxygenated blood from the two anterior vena cava and the one posterior vena cava veins and pumps it into the right ventrical |
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Term
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Definition
| pumps deoxygenated blood out the pumonary arteries to the lungs |
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Term
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Definition
| recieves oxygenated blood from the pulmonary vein and pumps it into the left ventricle |
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Term
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Definition
| pumps oxygenated blood out the aortic arch to the body |
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Term
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Definition
| collects blood from the major veins and returns it to the right atrium |
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Term
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Definition
| collects blood from the lungs and returns it to the left atrium |
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Term
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Definition
| keeps the blood in the heart flowing in one direction |
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Term
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Definition
| the membrane that divides the left pleural cavity from the right |
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Term
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Definition
| the space between the lungs, holds the heart and esophogus |
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Term
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Definition
| on trachea, maintains metabolic rate by secreting hormones T3 and T4 |
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Term
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Definition
| a toothless space between the incisors and molars in the upper and lower jaws of many herbivores because herbivores don't need canine teeth |
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