1
The exchange of gases between the blood and tissue cells is known as
The Eustachian tubes open into the
Nasopharynx
The thyroid cartilage located in the larynx is commonly called the
Adam's apple
What is the pleura?
Double-layered serous membrane that encloses the lungs
What happens when there is an increase in CO2 in the blood?
Increase in rate and depth of breathing
what makes up the lower respiratory tract
trachea, lungs, bronchial tree
What receives food, air, and water from the oral cavity?
Oropharynx
What makes up the vocal cords?
Ligaments
What is pulmonary ventilation?
Breathing
What are sighing, laughing, crying, sneezing examples of?
Non respiratory air movements
which of the following lines the paranasal sinuses
mucus membrane
What is the term for the opening between the oral cavity and the oropharynx?
Fauces
What is supported for 15-20 c shaped pieces of hyaline cartilage?
trachea
What is inhalation?
Taking air into the lungs
How does an increase in body temperature affect the respiratory rate?
Increases it
what is the function of mucus in the respiratory tract?
it traps foreign particles
What is the name of the passageway for air between the pharynx and the trachea?
Larynx (aka the voice box)
After the bronchi enters the lungs, they branch into smaller passages that terminate into
Alveoli
What occurs during exhalation?
Diaphragm relaxes, alveoli become smaller, lung volume decreases
What is the normal ph range for blood?
7.35-7.45
Which of the following propels mucus toward the pharynx?
Cilia
Which of the following prevents food and water from entering the trachea?
Epligottis
Which lung is divided into three lobes and two fissures?
right lung
Where is the respiratory center located?
Medulla and pons
What happens to ph as CO2 increases
ph decreases