Which of the following statements regarding the theory established by a threshold dose-response curve is true?
a. There is a dose below which no biological response would be expected.
b. It predicts the effects of very low levels of radiation exposure.
c. It indicates that any amount of radiation has the potential to cause a biological response.
d. It has been adopted by the radiation protection community as the conservative approach to radiation exposure.
a. A threshold dose-response curve indicates that there is a "threshold" amount of radiation below which no biological response would be expected.
You might also like to view...
Occupational therapy practitioners must follow all referrals for service that they receive from a licensed healthcare provider
Indicate whether the statement is true or false
A woman who is 36 weeks pregnant has fallen and is complaining of sharp abdominal pain. She is also experiencing vaginal spotting. She has tenderness on palpation just right of the midline of her abdomen. Her pulse is 122, respirations are 22, and blood pressure is 118/82 mmHg. Based on this presentation, which of the following actions would you take?
a. Provide low-concentration oxygen and transport her. b. Place her in a supine position and immediately transport her. c. Administer high-flow oxygen and immediately transport her. d. Massage her abdomen, provide high-flow oxygen, and nonemergently transport her.
HCPCS Level II codes are used:
A. when the insurance carrier permits. B. when no CPT code is accurate. C. to report supplies. D. All of these
Always perform a patient assessment and take a history to determine whether a drug is indicated. A known drug allergy to the intended drug is always a(n):
A) indication. B) contraindication. C) side effect. D) precaution.