important_notes_concerning_lab_exercise_6

important_notes_concerning_lab_exercise_6 - 2. Use plastic...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Important Notes Concerning Lab Exercise 6 Static Lung Volume Measurements : 1. Select a subject who is not sick, have asthma or other respiratory disease 2. Place cardboard mouthpiece into the flow-meter before use 3. Lock your lips firmly around mouthpiece so that all air passes through the meter 4. Do not allow subject to watch computer screen 5. Minimize the amount of interactions with the subject 6. When performing a max inhale/exhale a. “surprise” the subject. This will help prevent them from performing a compensatory breath before the max inhale/exhale. Be sure to passively exhale/inhale after performing the max. b. Really inhale/exhale as hard as you can (but passively release) Effects of Inspired Gas Composition on Ventilation and Breathing : 1. Before you begin, check bags for holes
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 2. Use plastic mouthpieces (where appropriate) 3. Make sure CO2 analyzer is ready to take a measurement (look for the blinking red light) before squeezing air out of your bag 4. Take 3 measurements from each sample and report the average value 5. Be sure to hold breath to the same level of discomfort every time! Exercise Hyperpnea : 1. Do NOT exit out of the program. Ever. 2. Select healthy, moderately active subject a. Subjects should come hydrated and dressed for exercise 3. Be sure mouthpiece is clean and thoroughly rinsed. Also check that the spit-trap has been cleaned and contains fresh cotton. 4. Be able to complete the first row of Table 5 before you leave lab (check your answers with a TA) Sassan Rafizadeh F2007...
View Full Document

This note was uploaded on 06/07/2009 for the course NPB 101L taught by Professor Goldberg during the Spring '08 term at UC Davis.

Ask a homework question - tutors are online