The nurse explains that the purpose of mucus is to:
a. warm the air entering the lungs.
b. trap particles and bacteria.
c. protect the cilia.
d. clean the sinus cavity.
B
Mucus traps particles and bacteria that may be in the inspired air.
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A patient presents with absent lung sounds in the left lower lung fields, moderate shortness of breath, and dyspnea. The nurse suspects pneumothorax and notifies the physician or nurse practitioner
Orders for a STAT chest radiography and reading are obtained. Which of the following findings best supports the nurse's suspicions? a. Blackness in the left lower lung area b. Whiteness in the left lower lung area c. Blunted costophrenic angles d. Elevated left hemidiaphragm
Slight differences in research protocol:
1. make little difference. 2. may make the study more realistic. 3. contribute to study reliability. 4. may invalidate study results.
What groups of individuals does the common pitfall in intervention research of lack of trust apply?
1 . Participants who do not want to receive the intervention or participate in research 2 . Participants who do not want to be randomized 3 . Participants who do not adhere to protocols 4 . Participants who drop out of the study A) 1, 2 B) 2, 3 C) 1, 4 D) 3, 4
A common cause of conflict for nursing staff and individuals and their families is:
a. prejudice. b. racism. c. world view. d. communication challenges.