EXAM 1 : Quiz 1 - Introduction Flashcards
Anatomy
study of the structures of the body - observation and description
Physiology
study of the functions of the body - experimentation
Microscopic anatomy
study of structures that cannot be seen without magnification
Cystology
study of cells
Histology
study of tissues
Gross anatomy
study of relatively large structures and features visible to the unaided eye
Levels of Organization
chemicals (molecules) - cells - tissues - organs - organ systems - organisms
chemicals
basic elements that make up the body (C,H,O,N)
cell
smallest living unit in the body
tissues
made up of cells; perform a similar function
organ
made up of several tissues; perform complex functions
organ systems
combination of various organs to make up a specific system
organism
composed of 11 organ systems
What makes something living? (6 things)
responsiveness (irritability) growth differentiation reproduction movement metabolism
responsiveness
change in activity based on stimulus
growth
increases in size
differentiation
becoming specialized to perform particular functions
reproduction
production of new generations of the same organism
movement
ability to change the position of something
metabolism
all chemical reactions in the body
anabolism
synthesis of complex molecules (building up)
catabolism
breaking down of complex molecules
What things are apart of our metabolism? (4 things)
absorption, respiration, digestion, excretion
absorption
process of bring chemicals into the body
