Nervous and Circulatory Systems
What is the heart's main job?
Pump blood throughout the body.
What is the name of the liquid in your mouth that helps break down your food?
Saliva
What is the main job of the muscular system?
To make the body move.
What are the two organs that are "in charge" of breathing?
Lungs
How many bones make up the upper and lower arm?
3 (ulna, radius, humerus)
What does blood carry throughout our body?
Oxygen
What two body parts in your mouth help you start the digestive process?
What are skeletal muscles attached to?
Bones
What protects your lungs from getting damaged?
Rib cage
What is the name of the largest bone in the body?
Femur.
The body has billions of these that carry messages from the brain to every other part of the body.
Nerves
Your stomach has __________________ juices that help break down the food you eat.
Gastric
Where are cardiac muscles found in the body?
Around the heart
What do we EXHALE from our body when we breathe?
What is the large bone below your belly button that helps protect your intestines?
Pelvic girdle (bone)
Which bone protects the brain from damage?
Skull
What is the name of the tube that carries food from your mouth to your stomach?
Esophagus
True or False There are fewer than 500 muscles in the body.
False. There are over 650.
How do the lungs change when we INHALE?
They get bigger.
Name one bone in the lower leg.
Tibia or fibula
What is the difference between voluntary and involuntary movement?
Voluntary - Movement you control (talking, walking)
Involuntary - Body does it on its own (breathing, digesting food, sneezing)
What part of your digestive system takes the minerals, vitamins, and other "good stuff" from the food you eat?
Small intestine
Where is the strongest muscle in the body found?
In the jaw.
What is the tube called that carries air from our mouth/nose to our lungs?
Trachea
What is another name for your kneecap?
Patella