Cells Pt 3 Flashcards

(14 cards)

1
Q

Cell

A

The smallest structural and functional unit of an organism.

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2
Q

Tissue

A

Speculated cells that work together to perform a function

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3
Q

Organ

A

Specialized tissues that work together to perform a function

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4
Q

Organ system

A

Specialized organs working together to perform a function

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5
Q

Organism

A

Any life form that is made of cells

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6
Q

Circulatory System

A

Circulates blood and lymph through the body

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7
Q

Excretory System

A

The body system that discharges waste

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8
Q

Digestive System

A

Converts food into energy for the entire body

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9
Q

Respiratory System

A

Responsible for taking in oxygen and expelling carbo dioxide

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10
Q

Muscular System

A

System that permits movement of the body and maintains posture

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11
Q

Nervous System

A

System that coordinates actions by transmitting signals to and from different parts of the body

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12
Q

Sensory System

A

System that processes sensory information

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13
Q

Skeletal System

A

The internal support structure of the body

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14
Q

Fight or Flight reaction

A

A physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival

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