What is a Strowger switch?

What is a Strowger switch? The Strowger switch uses two telegraph-type keys on a telephone set for dialing. Each key requires a separate wire to the exchange. The keys are tapped to step the switch in two stages. What are the Strowger switching components? The Strowger switch consisted of essentially Read more…

What is the sister city of Portland?

What is the sister city of Portland? Portland has nine foreign sisters, starting with Sapporo, a Japanese city that in 2009 celebrated 50 years of ties with Oregon’s biggest city. The others are Bologna, Italy; Guadalajara, Mexico; Khabarovsk, Russia; Mutare, Zimbabwe; Ashkelon, Israel; Ulsan, South Korea; and Kaohsiung, Taiwan. Does Read more…

What is anatomical dissection?

What is anatomical dissection? Identifiers. MeSH. D004210. Anatomical terminology. Dissection (from Latin dissecare “to cut to pieces”; also called anatomization) is the dismembering of the body of a deceased animal or plant to study its anatomical structure. Where does the trachea lead rat dissection? The trachea splits in the chest Read more…