Basics & Breathing
What human body system takes in oxygen and removes carbon dioxide?
The respiratory system.
What are the two openings in the nose where air enters the body?
Nostrils
What is the tube that begins at the larynx and leads toward the lungs?
The trachea.
What is the most common respiratory disease, affecting the nose, throat, and sinuses?
The cold
What is the thick, sticky substance that traps bacteria and dust in the nasal passages?
Mucus
What are the two saclike organs that exchange gases with the air?
The lungs
What are the empty spaces within the bones of the skull called?
Sinus cavities
The trachea branches into two main tubes that carry air to the lungs. What are they called?
The Bronchi
Which condition causes the bronchial tubes to narrow and the person to wheeze?
Asthma
What are the tiny, hairlike structures that move mucus toward the throat?
Cilia
What is the difference between inhaling and exhaling?
Inhaling is taking air into the body; exhaling is sending carbon dioxide out of the body.
What is the job of the sinus cavities?
To warm and moisturize the air as it moves through.
What are the tiny air sacs where gas is actually exchanged?
Alveoli
What is the sound caused when air cannot move freely, causing the throat to vibrate?
Snoring
What two bands of elastic tissue inside the larynx produce the sound of your voice?
Vocal cords
What is the diaphragm.
The strong, curved muscle that moves to fill and empty the lungs
What are the tonsils?
The small masses of tissue on the sides of the throat that trap germs
What are Capillaries?
The tiny blood vessels that connect an artery and a vein
What is a doctor called who specializes in the respiratory system?
A pulmonologist.
Name the three main parts that make up the Lower Respiratory System.
Trachea, bronchi, and lungs
Explain the difference between voluntary and involuntary breathing.
Involuntary is breathing without thinking about it; voluntary is thinking about and controlling your breathing.
Which part of the throat connects the nose and mouth to the esophagus and larynx?
The pharynx.
How does oxygen get from the lungs to the rest of the body?
Oxygen passes through the walls of the alveoli into the blood in the capillaries, which then carries it to all parts of the body.
How can vaping cause serious damage to the respiratory system?
The chemicals are poisonous and can cause swelling, irritation, asthma attacks, or even death.
What is the correct order of air through the upper system?
Nostrils - nasal passages - nasal cavity - pharynx -larynx