Describe why some communities never reach a hardwood climax. 3pt.

What are two examples of natural ecological disturbance? 2pt.

The respiratory therapist is called to draw an arterial blood sample from a patient who is wearing a 35% air entrainment mask. Upon entering the room, the therapist notices that the patient’s covers are drawn up over the air entrainment ports of the mask. How would this affect the function of the mask?

Which neb is classified as a Breath-Actuated Nebulizer (BAN) ?

Which of the following patients would most likely experience Kussmauls respirations?

A patient is about to undergo a bronch procedure, Which of the following medications should you use to numb a patient’s airway prior to a flexible bronchoscopy procedure?

A 15-year-old female patient with cystic fibrosis has copious amounts of secretions. She cannot tolerate postural drainage therapy because she gets a headache when tipped head-down. Aerosolized bronchodilators and mucolytic agents are ordered every 4 hours by SVN. What else should be recommended?

To get the best patient results, manual percussion should be performed with 1. The hand cupped 2. A tight, fixed-wrist position 3. The elbows relaxed 4. The hand flat 5. The wrist relaxed

Your patient’s PaO2 is 67. How is this classified?

Ms. Branch is a 19-year-old admitted with COVID-19. She is currently on a 50% Veni mask at 12L with the following vitals: HR 130, RR 28, SpO2 87% with labored breathing and use of accessory muscle. BS- crackles and rhonci throughout. The MD has order a HFNC. Which of the following is the correct starting FIO2 and total flow for the HFNC?