Which of the following statements regarding dental radiography during pregnancy is correct?
a. It causes premature delivery.
b. It overexposes the area of the developing fetus.
c. It has been linked to full-term, low birth-weight infants.
d. It creates birth defects.
c. Dental radiography during pregnancy is associated with low birth weight, especially in full-term pregnancies. Whether dental radiation affects the reproductive organs directly or whether exposure of the thyroid gland affects pregnancy outcomes indirectly is not yet known.
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a. Excitability b. Automaticity c. Conductivity d. Contractility
When using the rule of palm to estimate the approximate body surface area burned, the patient's palm equals about what percentage of the body's surface area (BSA)?
A) 5% B) 2% C) 3% D) 1%
One ambulance deployment strategy which has become popular in recent years is:
a. resource deployment system. b. the response analysis system. c. the deployment strategy system. d. system status management.
Which type of alarm-initiating device is activated in the presence of carbon dioxide, carbon monoxide, and other gases produced by fires in confined spaces?
A. Heat detector B. Flame detector C. Fusible detector D. Fire-gas detector