What is the diaphragm?
Respiratory Anatomy

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Science
•
7th - 9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The diaphragm is a dome-shaped muscle located under the rib cage that plays a crucial role in breathing by contracting and relaxing to help draw air into the lungs.
2.
FLASHCARD QUESTION
Front
Where is the diaphragm located?
Back
The diaphragm is located under the rib cage.
3.
FLASHCARD QUESTION
Front
What is the function of the epiglottis?
Back
The epiglottis is a flap of tissue that closes off the larynx during swallowing to prevent food and liquid from entering the airway.
4.
FLASHCARD QUESTION
Front
What happens during a spasm of the diaphragm?
Back
A spasm of the diaphragm causes hiccups.
5.
FLASHCARD QUESTION
Front
What is the correct order of air flow during inhalation?
Back
The correct order is: nasal cavity (2), pharynx (3), larynx (1), trachea (4).
6.
FLASHCARD QUESTION
Front
What is the role of the trachea in the respiratory system?
Back
The trachea, or windpipe, is a tube that connects the larynx to the bronchi and allows air to pass to and from the lungs.
7.
FLASHCARD QUESTION
Front
What are alveoli?
Back
Alveoli are tiny air sacs in the lungs where gas exchange occurs, allowing oxygen to enter the blood and carbon dioxide to be expelled.
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