Which of the following best describes an antibody?
A) A toxin released when cells die
B) A cell that engulfs and destroys invading pathogens
C) A substance secreted by apocrine glands
D) A substance produced by B lymphocytes that binds with an antigen
D
You might also like to view...
All of the following are true about quality control except
a. acceptable results or ranges must be predetermined b. frequency and method for performance is determined by the manufacturer's requirements and/or regulatory or accreditation requirements c. results must be documented within 7 days d. routinely includes testing a specified number of each type of component when monitoring blood component production processes
The mechanisms of airway obstruction in COPD include which of the following? 1. Airway remodeling 2. Inflammation and obstruction of small airway 3. Loss of elasticity 4. Active bronchospasm
a. 1 and 2 only b. 1 and 4 only c. 2, 3, and 4 only d. 3 and 4 only
The NPI and HIPAA changes in the early 2000s were related mainly to:
a. internal systems. b. external systems. c. transactions with external partners. d. transactions with internal partners.
A secondary source of health care data is the patient’s medical record.
Answer the following statement true (T) or false (F)