Employers are required to provide a hazard communication program to employees within how many days after hiring them?

Which of the following clinical manifestations are associated with BPD?

1. Expiratory grunting 2. Wheezes and crackles 3. Flaring nostrils 4. Intercostal retractions a. 1, 3 b. 1, 3, 4 c. 1, 2, 4 d. 1, 2, 3, 4

Incipient caries is seen radiographically as a radiolucency that has:

a. penetrated less than halfway through the enamel. b. penetrated over halfway through the enamel but did not reach the DEJ. c. penetrated at or through the DEJ but less than halfway through the dentin toward the pulp. d. penetrated over halfway through the dentin toward the pulp.