Musculoskeletal System
What is the primary job of the muscles?
Moving the body
What is the primary job of the heart?
To pump blood through the body
What is the primary job of the lungs?
breathing
(Air exchange, respiration, bringing oxygen into the body)
Where does digestion begin?
in the mouth
What is the worst habit to have for your lungs?
smoking
What is the most important nutrient to keep bones strong?
Calcium
What is the very important gas that our circulatory system sends the body's tissues?
Oxygen
What gas does your body get rid of when you exhale?
carbon dioxide-CO2
What is the sac-like organ that stores and begins breaking down foods during digestion?
the stomach
How many times should you brush your teeth each day?
two times
What is the largest bone in the human body?
The femur
What are three examples of cardiovascular exercise, or exercise that works your heart?
Running, jumping, swimming, dancing, etc...
What is the long tube-like structure that brings air from our mouth/nose to our lungs?
the trachea
What is the tube that carries food from your mouth to your stomach?
the esophagus
What is the substance the builds up on our teeth when we don't brush them?
plaque
What activity makes bones and muscles stronger?
Exercise
What is the general name for the structures that act as "doors" between the chambers of the heart, letting blood flow from one area to another?
Valves
What are the tiny sacs in the lungs, where oxygen exchange happens in the blood?
Alveoli
What are the two classes of nutrients we mostly get by eating fruits and vegetables?
vitamins and minerals
What do we call physical activity that is structured, planned, and purposeful?
exercise
What are two foods you can eat that provide calcium to keep your bones strong?
Milk and Fish
*Any high-calcium food like dairy products, seafood, beans, nuts, seeds, leafy greens, tofu, etc.*
What are four chambers of the heart?
-right ventricle
-left ventricle
-right atrium
-left atrium
What muscle contracts and flattens as you breathe, giving your lungs room to fill up with air?
the diaphragm
What organ absorbs water during the digestive process?
large intestine
How many servings of fruits and vegetables should we be eating each day?
5 servings