A tube starting at the back of the throat that leads to the stomach through which food travels from your mouth to your stomach.
What is the esophagus?
100
Tubes in the circulatory system that carry blood away from the heart.
What are arteries?
100
A tube that runs down your throat which carries air from the back of your mouth to your lungs.
What is the trachea?
100
A pair of bean-shaped organs, located in your back just below your ribcage. They remove waste substances from the blood and produce urine.
What are kidneys?
100
Another name for skin.
What is integument?
200
Chemicals found in saliva that help break down food and help with digestion.
What are enzymes?
200
Tubes in the circulatory system that carry blood towards the heart.
What are veins?
200
It is an automatic function. Your body does it without you having to think about it. It happens when your brain responds to the amount of carbon dioxide in your blood and causes your diaphragm to contract allowing air to enter your lungs and as your diaphragm relaxes air is pushed from your lungs.
What is breathing?
200
"Waste water" - the liquid formed by the kidneys that contains excess water and waste products that have been removed from the blood.
What is urine?
200
The outer layer of skin comprised of mainly dead skin cells that shed as they rub against clothing and other objects.
What is the epidermis?
300
The organ in your digestive system that uses water and hydrochloric acid to break down food particles. It churns the food until it is a thin liquid consistency.
What is the stomach?
300
Very small vessels that connect veins with arteries where the blood exchanges oxygen for carbon dioxide.
What are capillaries?
300
The muscle below your lungs which contracts causing your chest to expand and drawing air into your lungs.
What is the diaphragm?
300
Tubes attached to each kidney that lead to a pouch called the bladder. Urine trickles down through these tubes from the kidneys into the bladder.
What are ureters?
300
The second layer of skin where most of the functions of the skin take place. This layer contains sweat glands, sebaceous glands, nerve endings, blood vessels and hair follicles.
What is the dermis?
400
A tube about 19 feet long that coils back and forth inside the body. Food enters this after leaving the stomach. It absorbs nutrients from food for use throughout the body.
What is the small intestine?
400
One of the four chambers of the heart. This is the first chamber into which blood flows.
What is the right atrium?
400
Also known as your voice box, this structure contains vocal chords that vibrate to make the sounds of your voice.
What is the larynx?
400
The pouch that stores urine until it can be expelled from the body.
What is bladder?
400
The innermost layer of skin. This is a fatty layer that connects the dermis to the tissues of the body. These fat cells provide insulation to protect the body from extreme temperatures and shocks.
What is the subcutaneous tissue?
500
Food particles that cannot be used by the body are passed into this tube. It is wider but shorter than the small intestine. It removes water from the food and passes unused food particles out of the body as waste.
What is large intestine?
500
Oxygen rich blood flows through this tube from the lungs and into the left atrium.
What is the pulmonary vein?
500
They are located at the end of each bronchial tube. They are small sacs surrounded by capillaries. This is where the oxygen in the air is exchanged with the carbon dioxide in the blood.
What are alveoli?
500
If you eat this vegetable it may cause your urine to have a very strong odor.
What is asparagus?
500
Tiny muscles attached to hairs on your arms, legs and other body parts. When your body feels cold, these muscles contract, causing goose bumps.