Human Breathing Quiz
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Made by Mrs. R. For her 212 students
- 1.What is inhalation?
- A.
Breathing in
- B.
Breathing out
- C.
Breathing in and out
- 2.What is the name of the sheet of muscle that contracts when you breathe in?
- A.
The diagram
- B.
The diastole
- C.
The diaphragm
- D.
The diaphram
- 3.Why would we breathe faster?
- A.
The brain gets a message through the nervous system that the oxygen level in the blood is too high; then the brain tells the diaphragm to contract more often
- B.
The brain gets a message through the nervous system that the carbon dioxide level in the blood is too high
- C.
The blood tells the lungs to work harder
- D.
The brain gets a message through the nervous system that the carbon dioxide level in the blood is too high; then the brain tells the diaphragm to contract more often
- 4.When the diagphragm contracts the space in the chest (the chest cavity) ____________, and air gets sucked in.
- A.
Increases
- B.
Decreases
- C.
Stays the same
- 5.When the diaphragm relaxes, it ____________ back _______
- A.
Pushes down
- B.
Pushes up
- C.
Pulls down
- D.
Pulls up
- 6.When your diaphragm is relaxed the air gets _________ __________ of your lungs
- A.
Pushed around
- B.
Pushed out
- C.
Pulled out
- 7.What is the name of the air sacs inside your lungs? (The thin-walled sacs that are right next to the blood capillaries so that oxygen can pass from the lungs into the bloodstream, and carbon dioxide can pass out of the bloodstream)
- A.
Albeonis
- B.
Abolonis
- C.
Alveoli
- 8.If someone is choking on a piece of food in their windpipe, it may be possible to clear their windpipe (trachea) by pushing hard on their ____________
- A.
Face to squeeze out the food
- B.
Stomach, right over where their diaphragm is
- 9.Which is the correct order for breathing in. Air goes...
- A.
In the mouth or nose, down the trachea (windpipe) into the lungs
- B.
In the mouth or nose, down the oesophagus and into the lungs
- C.
In the mouth or nose, down the oesophagus and into the stomach
- D.
Out of the lungs and up the trachea and out the mouth or nose
- 10.When you ventilate something you
- A.
Get air to the surfaces
- B.
Get air into the surfaces
- C.
Get air to the surfaces and away from them again
- D.
Get air to the blood
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