Which of the following functions as a chain-breaking antioxidant and is a pyroxyl radical scavenger that protects LDL and polyunsaturated fats in membranes from oxidation?
A. Vitamin D
B. ?-tocopherol
C. Thiamin
D. Menaquinone
B
You might also like to view...
PVCs falling in a pattern of every other beat are referred to as:
A) runs of PVCs. B) bigeminy. C) coupled PVCs. D) repeating PVCs.
A patient portal is
A. online access to a variety of health care services and communications with providers. B. an educational program for patients. C. an educational program for providers. D. a medical device to provide nutrients to patients. E. an educational program for family members of dying patients.
While at the scene of a motor vehicle crash, you determine that there are two critically injured patients and that another ambulance is needed. You attempt to contact the dispatcher with your portable radio but are unsuccessful. You should:
A. reattempt to contact dispatch from an area of higher terrain. B. place both patients in the ambulance and transport at once. C. ask a police officer to call dispatch with his portable radio. D. use the mobile radio in the ambulance to contact dispatch.
Codes for ophthalmologic services include attention to both eyes. If only one eye is addressed by the physician, you should include modifier ________ with the code.
A. 50 B. 59 C. 52 D. 79