100 trillion cells!!!!
An average adult contains
Different to preform certain functions
Many of the cell are
groups of cells that look alike and preform similar functions
covers and protects both the INTERNAL and EXTERNAL suface of the body
provides movement such as walking, beating of the heart, etc.
helps you respond to stimuli in the environment, cordinate body activities and movement, keeps us informed about our surroundings
support bind and join together various other tissues.
blood and fluid surrounding cells
help distribute nutrients
fat, bone, and cartilage
are three other types of connective tissue
groups of different types of tissue that work together. ex. eyes lungs liver skin stomach et.
organs that work to perform a specific function ex. skeletal muscular circulatory excretory digestive endocrine etc.
the process by which an organisms internal environment is kept STABLE in spite of changes in the external environment
teh reaction of your body and mind to threatening challenging or disturbing events
stress does what to homeostasis?