What type of mail can be forwarded without additional postage?

Third class
Second class
First class
Fourth class


First class

Rationale: First-class mail sent to the wrong address and returned can be forwarded to the correct address without additional postage. Other mail classes require additional postage.

Health Professions

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Which type of inspection drawing indicates how building/structures are situated with respect to other structures and streets in the area?

A. Plot plan B. Site plan C. Floor plan D. Elevation view

Health Professions

Which of the following are necessary to ensure a valid single-breath diffusing capacity of the lungs (DLCO) test result?

1. Two or more acceptable tests should be averaged. 2. Breath-hold time should be between 3 and 5 sec. 3. Corrections for hemoglobin (Hb) and COHb should be included. 4. The maneuvers should be reproducible to within 10%. a. 1, 2, and 3 only b. 2 and 4 only c. 1, 3, and 4 only d. 1, 2, 3, and 4

Health Professions

Mast cells are

a. chemical mediators that cause inflammation. b. agents that block the inflammatory response in asthma. c. agents used prophylactically to treat the inflammatory response in asthma. d. connective tissue cells that contain heparin and histamine.

Health Professions

A patient has an injured arm. How should the technologist assist the patient to undress?

remove the clothing from the injured side first it doesn't matter which side the clothing is removed from first cut the clothing off remove the clothing from the uninjured side first

Health Professions