Necessary Life Fuctions Flashcards

0
Q

Boundaries

A
  • between internal and external
    > plasma membranes
    >skin
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1
Q

Responsiveness / excitability

A

The ability to sense & respond to stimuli

  • withdraw reflex
  • control of breathing rate
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2
Q

Movement ( contractility)

A
  • movement of the body ( skeletal muscle)

- substance (cardiac & smooth muscle

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3
Q

Digestion

A
  • breaks down into protein that can move Into the blood

- absorption of simple molecules into blood

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4
Q

Metabolism

A

All chemical reactions that occur in the body cells

- catabolism & anabolism

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5
Q

Excretion

A

The removal of wastes from metabolism and digestion

- urea, carbon dioxide, feces

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6
Q

Reproduction

A
  • cellular division growth or repair

- production of off spring

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7
Q

Growth

A

Increase in size of body part or of organism

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8
Q

Catabolism

A

Down break down

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