Unit:2 Body system Flashcards
the formation of a new substance with different properties; cannot be undone by physical means
Chemical change
transports nutrients and oxygen to the body
Circulatory system
breaks down food to provide nutrients and energy
Digestive system
regulates the body with hormones
Endocrine system
removes waste from the body
Excretory system
a change in the environment outside of the organism
External stimulus
a response within a system that influences the activity of that system
Feedback mechanism
a push or pull that can change the position or motion of an object/material
Force
the body’s ability to keep the internal balance of the body stable
Homeostasis
provides protection of the body
Integumentary system
a change within the organism
Internal stimulus
a change in the position of an object
Motion
provides movement of the body
Muscular system
controls and coordinates the body
Nervous system
a change which alters matter without changing its chemical composition or the identity of the substance
Physical change
