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| Hibernation |
A state of extremely low metabolism and respiration, accompanied bylower-than-normal body temperatures |
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msbebe Thu, 08 May 2008 15:29:04 GMT |
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| Ectothermic |
Lacking an internal mechanism for regulating body heat |
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msbebe Thu, 08 May 2008 15:29:04 GMT |
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| Ventricle |
A heart chamber from which blood is pumped out |
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msbebe Thu, 08 May 2008 15:27:56 GMT |
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| Atrium |
A heart chamber that receives blood |
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msbebe Thu, 08 May 2008 15:27:56 GMT |
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| Bile |
A mixture of salts and phospholipids that aids in the breakdown of fat |
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msbebe Thu, 08 May 2008 15:27:56 GMT |
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| Anadromous |
A life cycle in which creatures are hatched in fresh water, migrate to salt water as adults, and then go back to fresh water in order to reproduce |
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msbebe Thu, 08 May 2008 15:27:56 GMT |
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| Viviparous Development |
Development that occurs inside the female, allowing the offspring to gain nutrients and vital substances from the mother through a placenta. |
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msbebe Thu, 08 May 2008 15:26:14 GMT |
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| Ovoviviparous Development |
Development that occurs in an egg that is hatched inside the female's body |
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msbebe Thu, 08 May 2008 15:26:14 GMT |
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| Oviparous Development |
Development that occurs in an egg that is hatched outside the females body |
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msbebe Thu, 08 May 2008 15:26:14 GMT |
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| External Fertilization |
The process by which the female lays eggs and the male fertilizes them once they are outside of the female |
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msbebe Thu, 08 May 2008 15:26:14 GMT |
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| Internal Fertilization |
The process by which the male places sperm inside the female's body, where the eggs are fertilized |
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msbebe Thu, 08 May 2008 15:23:59 GMT |
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| Medulla Oblongata |
The lobes that coordinate vital functions, such as those of the circulatory and respiratory systems, and transport signals from the brain to the spinal cord |
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msbebe Thu, 08 May 2008 15:23:59 GMT |
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| Cerebellum |
The lobe that controls involuntary actions and refines muscle movement |
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msbebe Thu, 08 May 2008 15:23:59 GMT |
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| Optic Lobes |
The lobes of the brain that receive signals from the receptors in the eyes |
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msbebe Thu, 08 May 2008 15:23:59 GMT |
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| Cerebrum |
The lobes of the brain that integrate sensory information and coordinate the creature's response to that information |
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msbebe Thu, 08 May 2008 15:21:25 GMT |
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| Olfactory Lobes |
The lobes of the brain that receive signals from the receptors in the nose |
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msbebe Thu, 08 May 2008 15:21:25 GMT |
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| Veins |
Blood vessels that carry blood back to the heart |
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msbebe Thu, 08 May 2008 15:21:25 GMT |
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| Capillaries |
Tiny, thin-walled blood vessels that allow the exchange of gases and nutrients between the blood and the cells of the body |
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msbebe Thu, 08 May 2008 15:21:25 GMT |
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| Arteries |
Blood vessels that carry blood away from the heart |
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msbebe Thu, 08 May 2008 15:19:41 GMT |
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| Closed Circulatory System |
A circulatory system in which the oxygen-carrying blood cells never leave the blood vessels |
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msbebe Thu, 08 May 2008 15:19:41 GMT |
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| Appendicular skeleton |
The portion of the skeleton that attaches to the axial skeleton and has the limbs attached to it |
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msbebe Thu, 08 May 2008 15:19:41 GMT |
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| Axial Skeleton |
The portion of the skeleton that supports and protets the head, neck, and trunk |
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msbebe Thu, 08 May 2008 15:19:41 GMT |
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| Bone Marrow |
A soft tissue inside the bone that produces blood cells |
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msbebe Thu, 08 May 2008 15:17:50 GMT |
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| Endoskeleton |
A skeleton on the inside of a creature's body, typically composed of bone or cartilage |
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msbebe Thu, 08 May 2008 15:17:50 GMT |
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| Notochord |
A rod of tough, flexible material that runs the length of a creature's body, providing the majority of its support |
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msbebe Thu, 08 May 2008 15:17:50 GMT |
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| Vertebrae |
Segments of bone or some other hard substance that are arranged into a backbone |
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msbebe Thu, 08 May 2008 15:17:50 GMT |
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