Digestive System
Respiratory System
Circulatory System
Urinary System
Organ Systems
100
The tube that transports chewed food (the bollus) from the mouth to the stomach
What is the esophagus
100
The tube held open by cartilage rings that transport air into the lungs
What is the trachea
100
The tubes located throughout the body that carry blood away from the heart, and are surrounded by thick muscular walls to prevent damage from pressure.
What are arteries?
100
The organs that filter blood to produce urine and are located in the back of the abdominal cavity just behind the lungs.
What are the kidneys?
100

The organ system that includes the skin, hair, nails, and exocrine glands.

What is the integumentary system?

200
The relatively wide tube that compacts undigested material and reasborbs water
What is the large intestine
200
The muscle that separates the chest cavity from the abdominal cavity. It contracts and relaxes to cause inhalation and exhalation.
What is the diaphragm?
200

The tiny blood vessels that are only one red blood cell wide in diameter and are located near cells throughout the body to allow for diffusion of nutrients and waste.

What are capillaries?

200
The exit tube for urine to pass out of the body.
What is the urethra?
200
The type of muscle that can NOT be controlled voluntarily and is found surrounding blood vessels, the stomach, bladder and in the iris of the eye.
What is smooth muscle?
300
The large organ located in the upper right abdomen that stores glycogen, filters blood and produces bile
What is the liver
300

The small branches (tubes) located throughout the lungs that are surrounded by smooth muscle and distribute inhaled air to all parts of the lungs.

What are bronchioles

300

The large blood vessels that carry blood back to the heart from the rest of the body.

What are vena cavae?

300
The long very thin tubes that transport urine from the kidneys to the urinary bladder.
What are the ureters?
300
The adrenal glands, as well as the reproductive glands, the thyroid gland and others produce hormones in this organ system.
What is the endocrine system?
400
The accessory organ the produces insulin, glucagon and enzymes that are secreted into the small intestine
What is the pancreas
400

The waste product created by the breakdown of glucose and makes the blood more acidic.

What is CO2 carbon dioxide

400

The chamber of the heart that pumps oxygen-poor blood out to the lungs.

What is the right ventricle?

400
There about 1 million of these found in each kidney, and they are the functional units of the kidneys that filter out waste and reabsorb necessary nutrients.
What are nephrons?
400
Blood is produced in this part of the skeleton.
What is the red bone marrow or spongy bone?
500
The small (microscopic) finger-like projections found in the small intestine that greatly increase surface area.
What are microvilli
500
The microscopic units where gas exchange occurs in the lungs, each of them is surrounded by a capillary.
What are alveoli?
500
The valve located between the left atrium and the left ventricle that prevents blood from going back to the atrium after it contracts.
What is the bicuspid or mitral valve?
500

Urine contains urea which is a less toxic form of this waste product of protein breakdown.

What is ammonia?

500
This clear fluid transports proteins (antibodies) and white blood cells through out the body to help fight infections and get rid of unwanted toxins.
What is lymph?
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