Homeostasis And Metabolism Flashcards

1
Q

homeostasis

A

overall steady state within the organism

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2
Q

extracellular fluid

A

includes all body fluids outside the cells (blood plasma, lymph, fluid between cells in tissue)

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3
Q

intracellular fluid

A

contained inside the cells

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4
Q

negative feedback

A

method for maintaining homeostasis, a controlled system based on information returning to a source.

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5
Q

negative feedback loop

A

sensor, control center, effector

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6
Q

sensor

A

gathers information about a given body condition

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7
Q

control center

A

compares the sensor inputs with the set point and sends a corrective signal if necessary

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8
Q

effector

A

responds to the signal

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9
Q

insulin

A

a hormone produced by the pancreas that acts as a signal traveling through the bloodstream to effector cells

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10
Q

metabolism

A

made up of life-sustaining reactions that occur within the body systems

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11
Q

catabolism

A

a type of activity of metabolism where complex substances are broken down into simpler compounds

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12
Q

adenosine triphosphate (ATP)

A

energy obtained by catabolism nutrients used to form a compound called “Energy currency”

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13
Q

anabolism

A

type of activity in metabolism where simple compounds are used to manufacture materials needed for growth, function, and tissue repair

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