NCLEX Updated NCLEX-RN Exam Questions and Answers by dilan

(A, B, D) These occur in both tension pneumothorax and open pneumothorax. (C) The tension pneumothorax acts like a one- way valve so that the pneumothorax increases with each breath. Eventually, it occupies enough space to shift mediastinal tissue toward the unaffected side away from the midline. Tracheal deviation, movement of point of maximum impulse, and decreased cardiac output will occur. The other three options will occur in both types of pneumothorax.

(A) Hepatitis C and B may result in chronic liver disease. Hepatitis A has a low potential for chronic liver disease. (B) Hepatitis C and B have insidious onsets. Hepatitis A has an abrupt onset. (C) Incubation periods are as follows: hepatitis C is 2–26 weeks, hepatitis B is 6–20 weeks, and hepatitis A is 2–6 weeks. (D) Only hepatitis B has an effective vaccine.

(A) If cervical spine injury is suspected, the airway should be maintained using the jaw thrust method that also protects the cervical spine. (B) Primary intervention is protection of the airway and adequate ventilation. (C, D) All other interventions are secondary to adequate ventilation.

(A) Waterhouse-Friderichsen syndrome is peripheral circulatory collapse, which may result in extensive and diffuse intravascular coagulation and thrombocytopenia resulting in death. (B) Syndrome of inappropriate antidiuretic hormone is a complication of meningitis, but it is not Waterhouse-Friderichsen syndrome. (C) Cerebral edema resulting in hydrocephalus is a complication of meningitis, but it is not Waterhouse-Friderichsen syndrome. (D) Auditory nerve damage resulting in permanent hearing loss is a complication of meningitis, but it is not Waterhouse- Friderichsen syndrome.