What is the function of type I alveolar cells?
a. diffusion c. production of surfactant
b. gas exchange d. ventilation
B
The primary site for gas exchange occurs in the Type I alveoli. Type II alveolar cells function to produce surfactant.
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A man has come in to the clinic for a skin assessment because he is worried he might have skin cancer. During the skin assessment the nurse notices several areas of pigmentation that look greasy, dark, and "stuck on" his skin
Which is the best prediction? a. Senile lentigines, which do not become cancerous b. Actinic keratoses, which are precursors to basal cell carcinoma c. Acrochordons, which are precursors to squamous cell carcinoma d. Seborrheic keratoses, which do not become cancerous
The nurse is caring for a client who is undergoing diagnostic tests to rule out lung cancer. The client asks the nurse why a computed tomography (CT) scan was ordered. What is the best response by the nurse?
A) "The doctor prefers this test." B) "To rule out the possibility that your problems are caused by pneumonia." C) "It is more specific in diagnosing your condition." D) "Why are you concerned about this test?"
A patient tells the nurse that both of his parents are alcoholics and wonders about the likelihood of becoming an alcoholic as well. How should the nurse respond to the patient?
1. "There are studies that support a genetic link for developing alcoholism." 2. "Why are you concerned about becoming an alcoholic?" 3. "You will likely become an alcoholic." 4. "Don't worry about that."
The nurse completes a shift assessment on a patient admitted in the early phase of heart failure. When auscultating the patient's lungs, which finding would the nurse most likely hear?
a. Continuous rumbling, snoring, or rattling sounds mainly on expiration b. Continuous high-pitched musical sounds on inspiration and expiration c. Discontinuous, high-pitched sounds of short duration heard on inspiration d. A series of long-duration, discontinuous, low-pitched sounds during inspiration