Portion ½ cup portions into each of your four bowls and place in refrigerator to set. 2: While your gelatin sets, let’s turn our attention to the respiratory system. Take a moment to review the partial schematic of the respiratory system below. Identify the following: the larynx, the trachea, main bronchi, secondary bronchi, tertiary bronchi. 1 BIOL-215
All of the structures that you were asked to identify above serve a function – to deliver air to the respiratory membrane. Air is conducted to the respiratory membrane, but no gas exchange occurs here. 3: ** Note – if you have been diagnosed with a respiratory illness, or if at any time in the following demonstration you feel uncomfortable, stop the demonstration.** Place your three straws into your mouth, and breath slowly and steadily through the straws. Breath using all three straws for about 30 thirty seconds, then remove one straw. Note any new changes that you notice in your breathing. Breath using two straws for about 30 seconds, then remove one straw. Again, note any new changes that you notice in your breathing. If able, breath using one straw for about 30 seconds (or until you become uncomfortable). (3 pts) – Briefly (3 sentences) describe what you noticed about your breathing during this demonstration. Were you able to draw deep, steady breaths? Did you notice a change of effort during this exercise? Did you notice engagement of new or different muscle groups? This demonstration is often used to simulate the sensation of an asthma attack. In asthma, a combination of mucosal irritation and smooth muscle spasms restrict the lumen of conducting structures of the respiratory system. Asthma, is therefore, considered to be a pathology affecting conduction within the respiratory system.
- Fall '18
- Respiratory distress, respiratory tract