ANP Flashcards
(29 cards)
biology
the study of life
anatomy
the study of body structure
physiology
study of function
atom
smallest unit of matter with unique identity
organelles
specialized structure that carry out specific cell functions
cells
smallest unit of life
tissues
a group of similar cells that preform a specific function
organ
two or more tissues joined together to preform a specific function
organ system
group of organs that work together to to preform a specific function (usually physically connected)
organism
a complete living thing
physiology basis
we must be able to survive in a changing environment
homeostasis
ability to maintain internal stability by detecting change and activating mechanisms to oppose it
homeostasis
ability to maintain internal stability by detecting change and activating mechanisms to oppose it
vasoconstriction
blood vessels contract
vasodilation
blood vessels dilate
anatomical position
standing upright, facing forward, arms at side, palms forward, and feet forward.
anterior (ventral)
front
posterior (dorsal)
back
medical
toward the midline
lateral
away from the midline
superior
above
inferior
below
deep
away from the surface
superficial
near the surface
