The Tono-Pen is a handheld device thatâs shaped like a large marker. It provides a digital readout of eye pressure. Your doctor can use it to touch your eye and measure pressure. Though useful in many cases, the Tono-Pen is considered less accurate than the Goldmann tonometer in people with normal corneas.
The English language has two types: British English and American English. Other variations such as Oxford English, Standard English, or other variants are mere adaptations of the two types (especially for consistency or reference use, e.g., in media or publication). British English.
New research indicates that writing and speaking are two quasi-independent language systems in the brain. (Daniel Fishel / For The Times) Written and spoken language can exist separately in the brain, a new study from Johns Hopkins shows. The study looked at stroke victims with aphasia that impaired their communication capabilities in one way but not the other.