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Cards In This Set
| Front | Back |
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Used for balance when climbing
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Tail
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Contains the heart and associated vessels and the lungs
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Thorax
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Contains the digestive, excretory, and reproductive organs
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Abdomen
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Opening from the rectum to the outside
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Anus
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Holds the testes and keeps them cooler than body temperature
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Scrotal sac
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Deposits sperm in the vagina of the female
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Penis
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Receives the penis of the male
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Vagina
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Holds the opening of the urethra
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Clitoris
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Tube that carries urine from the bladder to the outside, as well as sperm
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Urethra
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Allows the rat to grip surfaces for climbing and to manipulate objects
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Digits
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Directs sound waves into the ear canal and to the tympanic membrane
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Pinna
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Vibrates when it is struck by sound waves; allows rat to perceive sounds
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Tympanic membrane
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Allows the rat to detect the sides of small passageways in darkness; allows the rat to keep close to walls and other obstacles
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Vibrissae
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Vision
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Eyes
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Exposes the incisors so the rat can gnaw on food, obstacles and enemies
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Philtrum
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