Basic respiratory vocab

Which of the following is a primary function of the respiratory system?

• Digestion

• Circulation

• Gas exchange

• Excretion

The main muscle involved in the process of breathing is (a)   .

• Biceps
• Diaphragm
• Triceps
• Quadriceps

Which part of the respiratory system is responsible for filtering, warming, and humidifying the air we breathe?

• Lungs

• Trachea

• Nasal cavity

• Alveoli

Identify the structure that serves as the windpipe, connecting the larynx to the bronchi.

• Esophagus

• Trachea

• Pharynx

• Bronchioles

Which of the following best describes the function of alveoli in the respiratory system?

• They transport oxygen to the heart.

• They exchange gases between the air and blood.

• They filter dust and pathogens from the air.

• They produce mucus to trap particles.

Describe the pathway of air from the nose to the alveoli.

• Nose → Pharynx → Larynx → Trachea → Bronchi → Alveoli

• Nose → Larynx → Pharynx → Trachea → Bronchi → Alveoli

• Nose → Trachea → Pharynx → Larynx → Bronchi → Alveoli

• Nose → Bronchi → Trachea → Larynx → Pharynx → Alveoli

The part of the respiratory system primarily responsible for voice production is the (a)   .

• Pharynx
• Larynx
• Trachea
• Bronchi

What is the role of the diaphragm during inhalation?

• It relaxes and moves downward.

• It contracts and moves upward.

• It contracts and moves downward.

• It relaxes and moves upward.

What is the primary function of the bronchi in the respiratory system?

• To produce sound for speech.

• To exchange gases with the blood.

• To filter and humidify the air.

• To transport air to the alveoli.

One of the main functions of the respiratory systems is to ensure that the air is ​ ​ ​ (a)   , ​ (b)   , and filtered before it reaches the lungs.

• warm
• moist
• cold
• dry
• hot