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15 terms

Unit13: 1-14 Unit14: 34

perennial, specialized cells, epithelial cells, Connective Tissue, nervous tissue, muscle tissue, homeostasis, feedback inhibition, neuron, synapse, neurotransmitter, meninges, celebellum, hypothalamus, pupil
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Perennial
flowering plant that lives for more than two years
Specialized Cells
cells uniquely suited to perform a particular function
Epithelial Cells
skin cells that cover the external body surface and line the internal surfaces of organs
Nervous Tissue
tissue that receives messages from the body's external and internal environment, analyzes the data, and directs the response
Muscle Tissue
tissue that controls the internal movement of materials in the body, as well as external movement
Homeostasis
process by which organisms maintain a relatively stable internal environment
Feedback Inhibition
process in which the product or result stops or limits the process
Neuron
cell that carries messages throughout the nervous system
synapse
location at which a neuron can transfer an impulse to another cell
Neurotransmitter
chemical used by a neuron to transmit an impulse across a synapse to another cell
Meninges
three layers of connective tissue in which the brain and spinal cord are wrapped
Cerebellum
region of the brain that coordinates body movements
Hypothalamus
brain structure that acts as a control center for recognition and analysis of hunger, thirst, fatigue, anger, and body temperature
Pupil
small opening in the center of the iris
Connective tissue
tissue that holds organs in place and binds different parts of the body together