Have film holders always been used in dental radiography?
What will be an ideal response?
No. When the bisecting technique was first introduced in 1907, film holders did not exist and patients were asked to hold the films in their mouths with their fingers. This practice has many disadvantages and is no longer acceptable.
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Which of the following statements is TRUE about the Developmental Disability Act (DDA) and therapy practice?
a. The DDA has the same philosophical intent as therapy practice. b. Therapists can directly bill for services through the DDA. c. Therapists can access none of the services offered through the DDA. d. Because the DDA is no longer current, it is no longer relevant for therapists and the clients they serve.
The luxury of eliciting a careful, thorough patient history along with a complete physical examination en route to the hospital is known as a(n):
A) rapid medical exam. B) ongoing assessment. C) rapid trauma exam. D) detailed physical exam.
The x-ray photon energy required to initiate pair production is
a. 0.511 keV. b. 1.022 keV. c. 0.511 MeV. d. 1.022 MeV.
Recommendations from the Roe v. Wade decision included all of the following except
A) first semester abortions should be performed in hospitals. B) viability of the fetus is not required. C) the woman should receive counseling before having the abortion. D) the father's consent should be obtained.