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17 Cards in this Set
- Front
- Back
What does the tail of the rat tell us about the ancestry of the rat?
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it had reptilian ancestry
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What is the best way to tell a male rat from a female rat?
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the 3 holes, and the female has nipples
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What kind of gland is the parotid gland? and what is its function?
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produces enzymes that breaks down starch
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What is amylase?
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and enzyme that breaks down starch
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What is the passageway of air, respiratory system?
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air->nasal passages->larynx->trachea->
bronchi->lungs |
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What are alveoli good for?
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warms, filters and moistens air
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What is the pathway of food?
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food-mouth-pharynx-esophagus-
stomach-small intestines-large intestines-anus |
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What is the caecum? what is its function?
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blind pouch off intestines, off appendix, breaks down plant products mainly used digestive
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What is the difference between tidal volume and vital capacity?
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vital capacity is the total breathing capacity, tidal volume is the amount of air inhaled or exhaled in a single breat
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Why is the left ventrical thicker?
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it is pumping blood to the whole body
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Why are arteries thicker?
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because they push the blood away from the body
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What is the pathway of blood?
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right atrium-right ventricle-pulmonary artery-lungs-pulmonary veins-left atrium-left ventrcle-aorta
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What is different about the pulmonary veins and arteries compared to the rest of the veins and arteries?
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the pulmonary artery is the only arter that carries deoxygenated blood, and pulmonary vein is the only vein that carries oxygenated blood
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What is the hepatic portal vein?
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connects the stomach and liver, this the way enzymes make their way
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What is the function of the small intestines?
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used for enzymatic digestion, digests carbs. and fats, nutrient absorption and water resorption
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What is the function of the large intestines?
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functions to complete water resorption from waste products, lead to rectum
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What is the function of the pancreas?
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digests carbs, fats, proteins, secretes enzymes and bicarbonates
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