Respiratory System Flashcards
What is the primary function of the respiratory system?
To facilitate gas exchange, primarily oxygen and carbon dioxide.
True or False: The diaphragm is a muscle that aids in breathing.
True
Fill in the blank: The _____ are the tiny air sacs in the lungs where gas exchange occurs.
alveoli
What structure in the respiratory system is responsible for filtering and warming the air we breathe?
The nasal cavity.
Which part of the respiratory system is also known as the voice box?
Larynx
Multiple Choice: Which of the following is NOT a part of the respiratory system? A) Trachea B) Esophagus C) Bronchi D) Alveoli
B) Esophagus
What is the role of the cilia in the respiratory system?
To trap and move particles out of the airways.
True or False: The right lung has three lobes, while the left lung has two lobes.
True
What is the medical term for difficulty in breathing?
Dyspnea
Fill in the blank: The _____ is the tube that connects the throat to the lungs.
trachea
What is the process of breathing in called?
Inhalation
Multiple Choice: Which gas is primarily expelled from the body during exhalation? A) Oxygen B) Nitrogen C) Carbon Dioxide D) Helium
C) Carbon Dioxide
True or False: The respiratory system is involved in regulating blood pH.
True
What are the two main processes involved in respiration?
External respiration and internal respiration.
Fill in the blank: The _____ is a condition characterized by the inflammation of the bronchi.
bronchitis
What is the primary muscle that contracts to allow inhalation?
Diaphragm
Multiple Choice: Which of the following diseases is primarily associated with the respiratory system? A) Diabetes B) Asthma C) Hypertension D) Osteoporosis
B) Asthma
True or False: The alveoli are surrounded by capillaries.
True
What is the function of surfactant in the lungs?
To reduce surface tension in the alveoli and prevent collapse.
Fill in the blank: The _____ is a flap that prevents food from entering the trachea during swallowing.
epiglottis
What is the term for the exchange of gases between blood and body cells?
Internal respiration
Multiple Choice: Which part of the brain regulates breathing? A) Cerebellum B) Medulla Oblongata C) Thalamus D) Hippocampus
B) Medulla Oblongata
True or False: Smoking can damage the cilia in the respiratory system.
True
What is the primary gas that the body requires for cellular respiration?
Oxygen
Fill in the blank: The _____ connects the nasal cavity to the larynx.
pharynx
What is asthma?
A chronic condition that causes inflammation and narrowing of the airways.
Multiple Choice: Which of the following structures is responsible for sound production? A) Trachea B) Lungs C) Larynx D) Pharynx
C) Larynx
True or False: The respiratory system does not play a role in thermoregulation.
False
What are the two types of respiration?
Aerobic and anaerobic respiration.
Fill in the blank: The _____ is a common viral infection that affects the upper respiratory tract.
common cold
What is the main function of the bronchi?
To carry air from the trachea to the lungs.
Multiple Choice: Which of the following is a symptom of chronic obstructive pulmonary disease (COPD)? A) Coughing B) Fever C) Rash D) Nausea
A) Coughing
True or False: The lungs are located in the thoracic cavity.
True
What is the role of the pleura in the respiratory system?
To provide lubrication and reduce friction between the lungs and the chest wall.
Fill in the blank: The _____ is a serious infection that inflames the lungs and fills them with fluid.
pneumonia
What type of breathing involves using the diaphragm and intercostal muscles?
Costal breathing
Multiple Choice: Which gas is a waste product of cellular respiration? A) Oxygen B) Carbon Dioxide C) Hydrogen D) Nitrogen
B) Carbon Dioxide
True or False: The trachea is also known as the windpipe.
True
What is the term for the volume of air inhaled or exhaled in a single breath?
Tidal volume
Fill in the blank: The _____ is an abnormal lung condition characterized by permanent enlargement of the air spaces.
emphysema
What respiratory condition is characterized by wheezing and shortness of breath?
Asthma
Multiple Choice: Which of the following is a common test used to assess lung function? A) MRI B) Spirometry C) X-ray D) CT scan
B) Spirometry
True or False: The respiratory system is only responsible for breathing.
False
