Intro to human body Flashcards
Define anatomy.
Science of structure + their relationships
Define physiology.
Science of body functions + how body parts work
Name the levels of structural organisation (smaller to biggest)
Chemical, cellular, tissue, organ, system, organismal
What does the chemical level include?
Atoms + molecules
Define a cell.
Basic structural + functional units of organism
Define a tissue.
Group of cells that work together to perform a specific function
What are the 4 basic types of body tissues?
Epithelial, connective, muscular + nervous
What is an organ?
2 or more different tissues with specific functions
What does the system level involve?
Related organs that have a common function
Define homeostasis.
Maintenance of relatively stable conditions ensuring body’s internal environment remains constant
What does a negative feedback system do? + e.g.
Reverse a change in controlled condition e.g. BP regulation
What does a positive feedback system do? + e.g.
Strengthen + reinforce change in one of body’s controlled conditions e.g. childbirth
Define superior.
Above
Define inferior.
Below
Define anterior.
To front
Define posterior.
To back
Define lateral.
To side
Define medial.
Towards midline
Define proximal.
Closer to
Where is the right hypochondriac region?
Top right
Where is the epigastric region?
Top middle
Where is the left hypochondriac region?
Top left
Where is the right lumbar region?
Middle right
Where is the umbilical region?
Centre
Where is the left lumbar region?
Middle left
Where is the right inguinal region?
Bottom right
Where is the hypogastric region?
Bottom middle
