Chapter 35 vocabulary review – Flashcards
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Tissue that covers the surface of the body & lines internal organs
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Epithelial Tissue
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Tissue that holds organs in place & binds different parts of the body together
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Connective tissue
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Tissue that receives messages from the body's external & internal environment, analyzes the data, and directs the response
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Nervous tissue
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Tissue that controls the internal movement of materials in the body, as well as external movement
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Muscle tissue
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Process by which organisms maintain a relatively stable internal environment
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Homeostasis
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Three layers of connective tissue in which the brain & spinal cord are wrapped
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Meninges
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Extension of the cell body of a neuron that carries impulses from the environment or from other neurons towards the cell body
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Dendrite
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Reversal of charges across the cell membrane of a neuron, also called a nerve impulse
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Action potential
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Location at which a neuron can transfer an impulse to another cell
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Synapse
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Structure that connects the brain and the spinal cord. Includes the medulla oblongata and the pons
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Brain stem
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Brain structure that acts as a control center for recognition and analysis of hunger, thirst, fatigue, anger, and body temp
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Hypothalamus
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Small opening in the middle of the iris through which light enters the eye
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Pupil
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Photoreceptor in the eye that is sensitive to light but not to colors
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Rod
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Drugs that mimic natural chemicals in the brain known as endorphins, which normally help to overcome sensation of pain
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Opiates
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Function of the autonomic nervous system
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Regulates activities that are automatic, or involuntary.
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How does alcohol affect the central nervous system?
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A depressant that slows down the rate at which the central nervous system functions
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Which type of stimulus do thermoreceptors react?
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Detect variations in temperature.
