#1
Which structure is also known as the voice box?
Larynx
Trachea
Bronchi
Alveoli
#2
What is the primary function of the respiratory system?
Transport oxygen to cells
Digestion of food
Control of body temperature
Production of hormones
#3
What is the medical term for the throat?
Epiglottis
Esophagus
Pharynx
Trachea
#4
Which structure is commonly referred to as the windpipe?
Larynx
Bronchus
Trachea
Alveoli
#5
What is the medical term for difficulty breathing?
Hypoxia
Dyspnea
Apnea
Hypercapnia
#6
Which of the following is NOT a function of the nasal cavity?
Warming and humidifying air
Filtering air
Olfaction
Exchange of gases
#7
Which of the following is NOT a part of the lower respiratory tract?
Bronchi
Larynx
Trachea
Alveoli
#8
What is the term for the tiny hairs lining the respiratory tract that help filter out debris and particles?
Villi
Cilia
Alveoli
Bronchioles
#9
Which of the following is the correct pathway for air during inhalation?
Nasal cavity → Pharynx → Larynx → Trachea → Bronchi → Bronchioles → Alveoli
Pharynx → Larynx → Nasal cavity → Trachea → Bronchi → Bronchioles → Alveoli
Larynx → Nasal cavity → Pharynx → Trachea → Bronchi → Bronchioles → Alveoli
Nasal cavity → Larynx → Pharynx → Trachea → Bronchi → Bronchioles → Alveoli
#10
Which muscles are primarily responsible for normal quiet breathing?
Diaphragm and intercostal muscles
Rectus abdominis and external oblique
Latissimus dorsi and pectoralis major
Biceps brachii and triceps brachii
#11
What is the function of surfactant in the alveoli?
To promote gas exchange
To prevent alveolar collapse
To increase blood flow
To produce mucus
#12
Which of the following conditions is characterized by the inflammation of the bronchial tubes?
Asthma
Emphysema
Pneumonia
Tuberculosis
#13
Which of the following is NOT a function of the respiratory system?
Exchange of gases
Regulation of blood pH
Production of red blood cells
Sense of smell
#14
Which of the following gases is primarily responsible for the regulation of blood pH?
Oxygen
Carbon dioxide
Nitrogen
Hydrogen
#15
What is the term for the process of gas exchange between the alveoli and the blood capillaries?
Ventilation
Respiration
Diffusion
Osmosis
#16
Which part of the brain primarily controls breathing?
Cerebellum
Medulla oblongata
Hypothalamus
Cerebrum
#17
Which respiratory disorder is characterized by the collapse of part or all of a lung?
Atelectasis
Pneumothorax
Cystic fibrosis
Chronic obstructive pulmonary disease (COPD)
#18
Which of the following is a symptom of chronic bronchitis?
Persistent cough
Shortness of breath
Wheezing
All of the above