The pair of organs situated within the rib cage, consisting of elastic sacs with branching passages into which air is drawn, so that oxygen can pass into the blood and carbon dioxide be removed.
What are Lungs?
100
The most important organ in respiratory?
What are the Lungs?
100
The system that works together with the respiratory system to give the blood oxygen to circulate around the body.
What is the Circulatory System?
100
The organs that expand and contract, supplying life-sustaining oxygen to your body and removing carbon dioxide.
What are the Lungs?
200
Any of the many tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.
What are alveoli?
200
The average number of breaths taken everyday.
What are 20000 breaths?
200
The system that works with the respiratory system to people could receive nutrients from food they eat.
What is the Digestive System?
200
To inhale air into your nose or mouth, and the air travels down the back of your throat and into your windpipe, or trachea. The trachea then divides into air passages called bronchial tubes.
What is breathing?
300
The hollow muscular organ forming an air passage to the lungs and holding the vocal cords in humans and other mammals; the voice box.
What is the Larynx?
300
All living things start to die.
What is life without the Respiratory System?
300
The system that works with the Respiratory System by allowing people to breath during their sleep.
What is Nervous System?
300
The organ that contracts downward, creating a vacuum that causes a rush of fresh air into the lungs.
What is the diaphragm?
400
A large membranous tube reinforced by rings of cartilage, extending from the larynx to the bronchial tubes and conveying air to and from the lungs; the windpipe.
What is the trachea?
400
The lungs can float on water.
What are the only organs that can float on water?
400
The system that works with the Respiratory System by gas exchange, which allows nutrients to be acquired in certain areas of the body (allowing movement of the body).
What is the Muscular System?
400
The organ that is responsible for producing voice, helping us swallow and breathe.
What is the larynx?
500
A dome-shaped, muscular partition separating the thorax from the abdomen.
What is the diaphragm?
500
We lose 0.59 fluid ounces per breath and 4 times that amount as we exercise.
What is the amount of water we lose per breath?
500
The system that works with the Respiratory system by releasing macrophages and lymphocytes as protection when unknown cells and particles come into the body.
What is the Immune System?
500
The organ that acts as a switch between the larynx and the esophagus to permit air to enter the airway to the lungs and food to pass into the gastrointestinal tract (Digestive System).