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Chapter 17A: Intro to Chordata through Amphibians

Teacher: Snickerfritz
Across
Produce offspring from eggs that hatch outside the body
An automatic, involuntary response to a stimulus
Describes animals that CAN generate their own body heat through physiological changes which enable them to maintain body temperature within a narrow range
A red pigment of blood cells that transports oxygen and carbon dioxide
Describes the part of a skeleton which includes the bones of the pectoral and pelvic girdles and their appendages
Glove worn by the first baseman and catcher in baseball
Blood vessel that carries blood away from the heart
Folds of skin, along the neck region of vertebrate embryos, that develop into structures of the lower face, neck or upper chest or into gill openings
A behavioral response learned by experience
The lobe in the vetebrate brain that receives impulses from the eyes
Expression of dismay; Rhymes with toy
A muscular chamber designed to pump blood forward through the arteries
The chamber of the heart designed to receive blood from the body tissues
Branched cells responsible for producing some of the pigments that color fish
A phylum of animals that have a dorsal notochord, a dorsal tubular nerve cord, and pharyngeal pouches at some time in the process of their development
A thin-walled sac in the body cavity that enables a fish to control its depth and maintain that depth without swimming
Slimy covering secreted by a fish that protects it from parasites, lubricates the fish for movement in the water and provides it with a nearly waterproof covering
Down
A small body-covering plate on fish and reptiles
Blood vessels that carry blood to the heart
A conspicuous plate behind the eye on each side of the head of almost every fish
Fins that are close to the head on either side of a fish's body
AKA cold-blooded; describes an animal that lacks the ability to generate its own body heat
Animals with backbones
Lobe in the vertebrate brain which receives impulses from the smell receptors of the nostrils
In the vertebrate brain, transports impulses to and from the spinal cord , including some reflexes
Describes animals that eat only plants
The ability to use tools to manipulate the environment, reason out the solution to a problem or communicate with symbols
Organisms that produce live offspring which were not nurtured through a direct connection with the mother; fertilized eggs remain in the mother's body and are hatched there
Thinnest branches of the arteries; pass through body tissues supplying them with nutrients and oxygen and removing wastes and carbon dioxide
Fins that are below and slightly behind the pectoral fins of a fish
One of the waste filtering organs in most vertebrates
Elaborate behaviors, apparently the result of a stimulus or series of stimuli
In a skeleton, the vertebral column, the skull and the ribs
Area of the vertebrate brain which controls voluntary muscle activity
An animal that can eat both plants and animals