The normal fetal heart tone (FHT) is ________ beats per minute and can be detected at 10 to 12 weeks using a Doppler fetal pulse detector.

Single-stage centrifugal pumps powered by gasoline engines were limited to pump capacities of _____ gpm

A. 750 B. 1,000 C. 1,250 D. 1,500

Which of the following best defines self-heating (spontaneous heating)?

A. Heating the occurs when a material increases in temperature after the addition of external heat B. Heating that occurs when a material increases in temperature without the addition of external heat C. Heating that occurs when a material increases in temperature before the addition of internal heat D. Heating that occurs when a material increases in temperature with the addition of internal heat