Fire doors are operated:
A. manually, mechanically, electrically
B. electrically, hydraulically, battery supplied
C. by portable or fixed power units
D. by manual or electrical power
Answer: A. manually, mechanically, electrically
Health Professions
You might also like to view...
What indirect active movement can be performed to flexor digitorum longus?
a. Ankle joint dorsiflexion b. Foot inversion c. Ankle joint plantar flexion d. All of above
Health Professions
Polio is caused by a virus and is spread through contact with the ________ of an infected person
a. saliva b. air c. feces d. blood
Health Professions