Respiratory System
What is the job of the respiratory system?
It filters air and helps you breathe!
What is the main job of the digestive system?
To break down food you consume.
What is the spinal cord?
The spinal cord is a long bundle of nerves that runs down your back and carries messages between your brain and body.
What is the skeletal system?
The skeletal system is all the bones in your body. It gives your body shape, support, and helps you move.
What is the circulatory system?
The circulatory system is like a delivery system in your body. It moves blood, oxygen, and nutrients to all parts of your body.
How does the respiratory system work?
It takes in oxygen and exhales carbon-dioxide through a prosses of inhalation and exhalation.
What are the organs in the digestive system?
The mouth, esophagus, stomach, small intestine, and large intestine
What are nerves?
Nerves are like tiny wires that send messages from your brain to different parts of your body and back.
How many bones does a human body have?
A human body has 206 bones. Babies have more bones, but some join together as they grow.
What is the main organ of the circulatory system?
The heart. It pumps blood throughout the body.
What is the windpipe's other name?
Trachea
What is the digestive system?
The digestive system is a group of organs that help your body turn food into energy and nutrients.
What is the main control center of the nervous system?
The brain. It controls everything you do, like thinking, moving, and feeling.
What is the biggest bone in the human body?
The femur or the thigh bone.
What do arteries do?
Arteries carry blood away from the heart.
Where does gas exchange take place?
Gas exchange happens in the tiny air sacs in the lungs called alveoli.
What is the first part of the digestive system?
The mouth. This is where digestion starts when we chew food and mix it with saliva.
Can your nervous system heal if it gets hurt?
Some parts, like nerves, can heal slowly, but the brain is very special and can sometimes find new ways to work.
What is the purpose of the skull?
To protect the brain.
What do veins do?
Veins carry blood back to the heart.
What are the main organs of the respiratory system?
lungs, trachea, and alveoli.
What does the stomach do?
The stomach breaks down food with special juices and turns it into a soft mixture called chyme.
How do nerves in your skin help you?
They tell your brain if something is hot, cold, soft, or sharp.
What are ribs for?
Ribs protect your heart and lungs.
What is blood made of?
Blood is made of red blood cells, white blood cells.