Respetory System Flashcards
(16 cards)
What is the primary function of the respiratory system?
To facilitate gas exchange, primarily oxygen intake and carbon dioxide removal.
True or False: The diaphragm is a muscle that plays a key role in breathing.
True
Fill in the blank: The process of breathing in is called _____ and the process of breathing out is called _____.
Inspiration and exporation
What structures in the respiratory system are responsible for gas exchange?
Alveoli
Which part of the respiratory system warms and moistens the air we breathe?
Nasal cavity
Multiple Choice: Which of the following is NOT a part of the respiratory system? A) Trachea B) Bronchi C) Esophagus D) Lungs
C) Esophagus
What is the role of the alveoli?
To allow for the exchange of oxygen and carbon dioxide between the air and the blood.
True or False: The right lung has three lobes while the left lung has two lobes.
True
What is the name of the tube that carries air from the throat to the lungs?
Trachea
Fill in the blank: The _____ is a flap of tissue that prevents food from entering the trachea during swallowing.
epiglottis
Multiple Choice: Which gas do we primarily inhale? A) Nitrogen B) Carbon Dioxide C) Oxygen D) Helium
C) Oxygen
What is the process called where oxygen is used by cells to produce energy?
Cellular respiration
True or False: The respiratory system also helps regulate blood pH.
True
What is the name of the small air sacs in the lungs where gas exchange occurs?
Alveoli
What is the primary muscle involved in the process of breathing?
Diaphragm
Fill in the blank: The _____ connects the throat to the lungs.
trachea
