This body system acts as the framework of your body and includes all of your bones.
Skeletal System
This is the muscular tube that connects your mouth to your stomach.
Esophagus
This is the main gas that you breathe in to keep your cells alive.
Oxygen
This organ acts as the body's control center and is the main component of the nervous system.
Brain
These microscopic organisms, which include bacteria and viruses, can invade your body and cause disease.
Germs (or Pathogens)
This is the body's largest organ and is the main part of the integumentary system,
Skin
These two bean-shaped organs act as filters for your blood and produce urine.
Kidneys
This muscular organ is the center of the circulatory system and pumps blood throughout your body.
Heart
The endocrine system uses these chemical messengers, which travel through your blood to control growth, development, and mood. What do you call this "chemical messenger"?
Hormones
Washing these with soap and water for at least 20 seconds is one of the best ways to prevent the spread of disease.
Hands
This specific type of involuntary muscle is found only in your heart.
Cardiac Muscle?
Even though it is named "small," this long digestive organ is where most of the nutrients from your food are absorbed into your blood.
Small Intestine
While the digestive system processes nutrients, this system provides the involuntary muscle contractions, known as peristalsis, required to move food through the esophagus and intestines.
Muscular System
This is the scientific name for a nerve cell, which sends electrical signals throughout your body.
Neuron
These are the specific cells in your bloodstream that act as your body's soldiers to fight off infections.
White Blood Cells
When you are cold, this system contracts to create friction and keep you warm, causing you to shiver.
Muscular System
After you eat a snack, this system breaks the food down both mechanically and chemically into nutrients.
Digestive system
During a race, the respiratory system brings in oxygen, but this system is responsible for transporting that oxygen to your cells so ATP can be made for energy.
Circulatory system
When an embarrassing situation occurs, such as tripping in front of the class, this system responds by causing your heart rate to speed up.
Nervous System
This is a substance, usually given as a shot, that trains your immune system to recognize and fight a disease before you actually get sick.
Vaccine
Body systems interact with one another to carry out life processes. Choose the TWO body systems work with the muscular system to provide movement.
Skeletal System and Nervous System
When you are dehydrated, a hormone controls the release of urine from the bladder, which is the holding tank for this specific system.
Urinary/Excretory System
If you stand up too quickly, a positional change can result in decreased blood flow from this system to the brain, causing you to feel light-headed.
Circulatory system
The sight of a scary figure triggers this system to increase your adrenaline so you have the energy to run away.
Endocrine System
When fighting an infection like strep throat, the hypothalamus gland in the endocrine system triggers the formation of this condition to help "burn out" the bacteria.
Fever