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A&P Chapter 1
Plan of the Body parts and Systems
Term | Definition |
---|---|
Anatomty | is the study of the structure of the body |
Physiology | is the study of hoe the body functions |
Pathophysiology | is the study of disorders of functioning |
Inorganic Chemicals | simple molecules made up of one or two elements other than carbon |
Organic Chemicals | are very complex elements and always contain the elements carbon and hydrogen |
Cells | the smallest living units of structure and function |
Tissue | a group of cells with similar structure and function |
Epithelial Tissues | cover or line body surfaces |
Connective Tissues | connect and support parts of the body |
Muscle Tissues | are specialized for contraction, which brings about movement |
Nerve Tissues | are specialized to generate and transmit electrochemical impulses that regulate body functions |
Organs | are a group of tissues perfectly arranged to accomplish specific functions |
Organ Systems | is a group of organs that all contribute to a specific function |
Microbiota | enormous population of bacteria and other microorganisms, also known as "normal flora" |
Metabolism | is all of the chemical reactions and physical processes that take place within the body |
Metabolic Rate | is known as the speed at which the body produces energy and heat |
Negative Feedback | is which the body's response reverses the stimulus and keeps some aspect of the body metabolism within normal range |
Positive Feedback | is when the response to the stimulus does not change, but instead keeps the sequence of events going until it is interrupted: example giving birth |