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WGU - D313 - Anatomy and Physiology 2 Respiratory System Practice Test with complete solutions
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WGU - D313 - Anatomy and Physiology 2 Respiratory System Practice Test with complete solutions
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WGU - D313 - Anatomy and Physiology 2Respiratory System Practice Test with
complete solutions
Which of the following describes the diffusion of O2 into the bloodstream and the
diffusion of CO2 out of the bloodstream?
gas exchange
3 multiple choice options
Cells need a constant supply of oxygen to generate energy to drive cellular activities,
creating CO2 as a waste product. (T/F)
true
1 multiple choice option
0:10
/
0:15
Brainpower
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Which of the following terms describes the production of speech and melody created by
the vibration of the vocal folds?
vocalization
3 multiple choice options
What is the function of the conchae in the nasal cavity?
increase surface area
3 multiple choice options
What is the function of the nose in the respiratory system?
sensing odors
3 multiple choice options
Which tonsils are located in the posterior wall of the nasopharynx?
pharyngeal
, 2 multiple choice options
What is a function of the paranasal sinuses?
add resonance to speech
3 multiple choice options
Where are the pharyngeal tonsils (adenoid) located?
nasopharynx
3 multiple choice options
Which statement is true about the oropharynx?
it carries both food and air
3 multiple choice options
Where are the palatine and lingual tonsils located?
oropharynx
3 multiple choice options
What is an elastic, flexible cartilage in the larynx?
epiglottic cartilage
3 multiple choice options
Which structure is not a part of the throat?
larynx
3 multiple choice options
Which of the following structures maintains equal air pressure in the lung?
alveolar pores
3 multiple choice options
Which of the following cell types removes debris from the alveolar wall?
alveolar macrophages
3 multiple choice options
What leads to carbaminohemoglobin formation?
CO2 + Hb
3 multiple choice options
What is the role off the diaphragm during normal breathing?
during inhalation it contracts and flattens
3 multiple choice options
According to Boyle's law, what is the relation between pressure and volume?
when volume increases, pressure decreases at a constant temperature
3 multiple choice options
What is the function of the aortic body?
it monitors the partial pressure of carbon dioxide, oxygen, and pH in the blood
3 multiple choice options
What is the function of arteries?
they carry blood away from the heart
3 multiple choice options
How do temperature and pH affect hemoglobin oxygen saturation?
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