Introduction to the Human Body Flashcards

1
Q

chemical level

A

elements and molecules form the smallest level of organisation. (hydrogen, carboon, oxygen, nitrogen, proteins, lipids, carbphydrates, nucleic acids)

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2
Q

cellular level

A

smallest independently functioning unit of a living organism

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3
Q

tissue level

A

group of similar cells that are specialised to perform common functions.
4 primary tissues: epithelial, connective, muscle, nervous

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4
Q

organ level

A
  • structures that contain 2+ primary tissues.
  • each organ performs 1+ specific functions
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5
Q

organism

A

represents the entire functioning individual

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6
Q

describe the basic structure of the cell

A

consists of flexible membranes that enclose cytoplasm, a water-based cellular fluid together with a variety of tiny functioning units called organelles.

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7
Q

organs in the integumentary system

A

skin, hair, nails

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