What purpose does a one-way "flutter valve" serve when used on a patient with an open pneumothorax?
A. It prevents air escape from within the chest cavity.
B. It allows a release for air trapped in the pleural space.
C. It only prevents air from entering an open chest wound.
D. It allows air to freely move in and out of the chest cavity.
Answer: B. It allows a release for air trapped in the pleural space.
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When ________ happens, the overgrowth of the tissue prevents the stapes from transmitting sound vibrations to the inner ear. The result is profound hearing loss involving one or both ears
a. otitis media b. otosclerosis c. Ménière's disease d. presbycusis
Extremity lifts may not be tolerated by:
a. obese and young patients. b. elderly patients and patients with respiratory disorders. c. patients with visual impairments. d. patients with ankle injuries.
Which of the following controls visual reflexes?
A. Pons B. Hypothalamus C. Medulla oblongata D. Midbrain E. Thalamus
Which GCS score leads you to suspect that a patient has a severe brain injury?
A). 10 B). 6 C). 15 D). 12