Athabasca BIOL235 Ch
1: Introduction with
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Anatomy - answer the study of the structures of the body and the
relationships among them
dissection - answer the careful cutting apart of body structures to study
their relationships
Physiology - answer The science of body functions, how the body parts
work.
Atom - answer Atoms are the smallest units of matter that participate in
chemical reactions. chemical level of organization
Molecule - answer Two or more atoms joined together. Chemical level of
structural organization.
Cell - answer Cells are the basic structural and functional units of an
organism. cellular level of organization
tissue - answer Tissues are groups of cells and the materials surrounding
them that work together to perform a particular function Tissue level of
organization.
, Organ - answer Organs are structures that are composed of two or more
different types of tissues: they have specific functions and usually have
recognizable shapes. Organ level of organization.
Organism - answer An organism is any living individual. all the parts of
the human body functioning together constitute an organism. Organismal
level of organization
Chemical level of organization - answer the basic building blocks of life
consisting of atoms and molecules
cellular level of organization - answer consists of cells, the basic
structural and functional units of the human body
Tissue level of organization - answer Consists of cells and the cells
around them and their surrounding matrix to work together and provide a
specific function.
organ level of organization - answer an organ consists of two or more
distinct types of tissues, specific functions and have recognizable shapes.
System level of organization - answer consists of related organs with a
common function, eg digestive system.
Organismal level of organization - answer all parts of the human body
functioning together create an organism functioning on the organismal
level
Eleven systems of the human body - answer Integumentary system,
Skeletal system, Muscular system, nervous system, endocrine system,
cardiovascular system, Digestive system, urinary system, lymphatic/
immune system, respiratory system, reproductive system
Integumentary system - answer Skin. includes hair, nails, sweat glands
and oil glands. protects the body, regulates body temperature, eliminates
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