NR 507 FINAL EXAM|LATEST QUESTIONS WITH VERIFIED ANSWERS 2024/2025 – CHAMBERLAIN

NR 507 FINAL EXAM|LATEST QUESTIONS WITH VERIFIED ANSWERS 2024/2025 – CHAMBERLAIN Aleolar ventilation perfusion - Correct Answer The volume of gas expired from alveoli to the outside of the body permanent Pityriasis rosea - Correct Answer A common skin problem that causes a rash. Occurs at any age that most often in ages of 10 and 35. It may be caused by a virus Pityriasis rosea observation - Correct Answer The rash often begins with a single, round or oval, pink patch that is scaly with a raised border (herald patch). The size of the patch ranges from 2 cm (0.8 in.) To 10 cm (3.9 in.). The larger patches are more common. Days to weeks later, salmon-colored, 1 cm (0.4 in.) To 2 cm (0.8 in.) Oval patches appear in batches on the abdomen, chest, back, arms, and legs. Patches sometimes spread to the neck but rarely to the face. Patches on the back are often vertical and angled to form a "Christmas tree" or "fir tree" appearance. Mild itching is a problem for about half of the people who get the rash. The rash usually lasts 6 to 8 weeks, but it can last up to several months. Pityriasis rosea diagnosis - Correct Answer Your doctor will diagnose pityriasis rosea by looking at the rash. Diagnosis can be hard when only the herald patch is visible, because the condition is often mistaken for ringworm or eczema at this time. After the rash appears, diagnosis is generally clear. If the diagnosis is unclear, your doctor may do a potassium hydroxide (KOH) test to make sure the rash is not caused by a fungal infection. A skin sample may be taken from the infected area and examined under the microscope (biopsy). If the diagnosis