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18 Cards in this Set

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PRIMATE A mammal of the order Primates, which refined development of the hands and feet, a shortened snout, and a large brain.
An animal with two feet.
A four-footed animal.
features that helps to distinguish a person or thing; distinctive: heard my friend's characteristic laugh;
The newly hatched, wingless, often wormlike form of many insects before metamorphosis.
Reflex arc
The route followed by nerve impulses to produce a reflex act, from the periphery through the afferent nerve to the nervous system, and thence through the efferent nerve to the effector organ
Any of the conducting cells of the nervous system. A typical neuron consists of a cell body, containing the nucleus and the surrounding cytoplasm (perikaryon); several short radiating processes (dendrites)
A branched protoplasmic extension of a nerve cell that conducts impulses from adjacent cells inward toward the cell body. A single nerve may possess many dendrites. Also called dendron.
The usually long process of a nerve fiber that generally conducts impulses away from the body of the nerve cell.
Nervous system
The system of cells, tissues, and organs that regulates the body's responses to internal and external The system of cells, tissues, and organs that regulates the body's responses to internal and external stimuli. In vertebrates it consists of the brain, spinal cord, nerves, ganglia, and parts of the receptor and effector organs.
A stimulant.
That which can elicit or evoke an action or response in a cell, an excitable tissue, or an organism.
A chemical substance, such as acetylcholine or dopamine, that transmits nerve impulses across a synapse.
The junction across which a nerve impulse passes from an axon terminal to a neuron, muscle cell, or gland cell.
Opposable thumb
thumb that is opposing fingers
S curve
a curve in a graph
A chemical secreted by an animal influences the behavior or development of others of the same species, often functioning as an attractant of the opposite sex
Inductive reasoning
is the process of arriving at a conclusion by examining facts or examples
A discrete group of organisms, such as a group of cells growing on a solid nutrient surface.