G-W Learning
|
Health Sciences
Activities
Web Links
Resources
Support
Mobile Site
Activities
Chapter Assessment Lesson 9.2
Learning Key Terms and Concepts
The main function of the respiratory system is to conduct _____.
Another name for breathing is _____.
_____ is the respiratory process by which air is continuously moved into and out of the lungs.
A. Pulmonary ventilation
B. External respiration
C. Respiratory gas transport
D. Internal respiration
_____, also called
inhalation
, is the process by which air flows into the lungs.
True or False?
Normal expiration is an active process.
A. True
B. False
Biological factors that influence breathing rate include _____.
A. gender
B. age
C. both A and B
D. none of the above
True or False?
Your postural position affects your breathing rate.
A. True
B. False
_____ monitor cerebrospinal fluid pH to detect excess carbon dioxide levels in the body.
A. Stretch receptors
B. Central chemoreceptors
C. Peripheral chemoreceptors
D. Mechanoreceptors
Lung volume varies according to _____.
A. weight
B. height
C. race
D. all of the above
Explain in your own words the difference between each of the following pairs of lung capacity measurements.
A. tidal volume and inspiratory reserve volume
B. expiratory volume and vital capacity
C. FEV1 and ERV
True or False?
Lung volume generally does not predict the average athlete's performance.
A. True
B. False
During maximal exercise, we use only about _____ of our lungs' vital capacity.
A. 30%
B. 50%
C. 65%
D. 85%
Thinking Critically
Explain the following formula: IRV + TV + ERV + RV = TLC. What does each abbreviation mean? Why do these four elements equal TLC?
Recalling what you have learned about neural and chemical factors that control breathing rate, why is it not possible to hold your breath for long periods of time?
To e-mail this activity, fill in the fields below and select
Send
.
Your Name
Your E-mail
Send yourself a copy
Your Instructor's E-mail
Additional Recipient's E-mail (optional)
Comments
I confirm my input is correct and am ready to submit