Homeostasis Basics
Homeostasis is...
when an organism's internal environment stays stable despite outside factors.
Feeling thirst or hunger tells us
when we need more water or food.
What is the function of the immune system?
Keeps the body stable by killing disease causing organisms.
The circulatory system moves _____, ______, and _____ around your body to keep you healthy and give you energy.
blood, oxygen, and nutrients
How does your body stay balanced?
TRUE OR FLASE: Each human body system works together to maintain homeostasis
True
What is the function of the nervous system?
act as the body's communication network, sending and receiving messages between the brain and the rest of the body
The digestive system relies on the circulatory system to...
deliver nutrients to the entire body.
TRUE OR FALSE: Keeping balance is necessary in order to survive
True
Contaminated food enters your body. How will your body regain/maintain homeostasis
you'll feel sick and vomit
How do the NERVOUS and MUSCULAR systems work together?
the nervous system sends messages to the muscles, telling them when to move.
structures that make up the circulatory system (HINT: what does blood travel THOUGH all around your body?)
Veins and arteries
Name something that our body regulates or helps to keep in order
food, water, temperature, pH level, etc (correct answer at teacher discretion)
You are hungry. How does your body maintain/regain homeostasis?
Eat something.
Urine being sent out of the body is the ______ and _____ systems working together.
muscular system, excretory system.
What two systems are working together when cardiac muscles force the heart to pump blood?
circulatory and muscular system
Shivering or sweating tells us
when we are hot or cold
If shivering is a signal that you are cold, this is your body's way of...
making you warmer and maintaining homeostasis.
The pathway nutrients takes after a person takes a bite of food is…
Digestive system—>circulatory system—>body cells
Name 1 example of a human body cell
(answer at teacher's discretion)