Organisation Of The Human Body Flashcards
What are the six levels of structural organisation in the body?
- chemical
- cellular
- tissue
- organ
- system
- organismal
Define the chemical level and give examples
Singular atoms and molecules which make up the blueprint of the body. Example – DNA, Glucose
Define the cellular level and give examples
Basic structural and functional units of the body.
Example – smooth muscle cell
Define the tissue level
Groups of cells which work together to perform a function
Define the organ level and give examples
2 or more tissue types which work together to perform a function.
Example - skin
Define the system level and give examples
Many organs working together to perform a function.
Example - digestive system
Define the organismal level and give examples
All body systems working together.
Example - human
What does superficial mean?
Towards the body surface
What does deep mean?
Away from the body surface
What does lateral mean?
Away from the midline
What does medial mean?
Towards the midline
What does anterior mean?
Front surface of the body
What does posterior mean?
Back surface of the body
What does inferior mean?
below/bottom half
What does superior mean?
above/top half
What does dorsal mean?
Top
What does ventral mean?
Bottom
What is another word for “cell”
Site
What are the four basic tissue types?
- Epithelial
- Connective
- Nervous
- Muscle
