Chapter 16: Respiratory System Flashcards
The exchange of air between the atmosphere and lungs
Pulmonary ventilation
The space between the vocal cords
Glottis
The cartilage that covers the larynx during swallowing
Epiglottis
The nasal cavities are separated into two spaces by the ___
Septum
A lower-than-normal level of oxygen in the tissues
Hypoxia
The serous membrane around the lungs
Pleura
Bony projections in the nasal cavity
Conchae
What structure contains the vocal folds?
Larynx
All are true during forced expiration except____
The rib cage is elevated (the abdominal muscles contract, diaphragm relaxes, something else)
An abnormal decrease in the depth and rate of respiration
Hypopnea
Which process transfers oxygen from the atmosphere to the body cells and carbon dioxide from the body cells to the atmosphere?
Respiration (breathing)
Almost all of the oxygen that diffuses into the capillary blood in the lungs binds to ____ in the red blood cells
Hemoglobin
The four phases of respiration include all except ___
Inhalation (pulmonary ventilation, internal gas exchange, external gas exchange, gas transport)
In cellular respiration, the cells take in oxygen and use it in the breakdown of nutrients (t/f)
True
The real work of the respiratory system takes place in the ____
Alveoli
