Tear gland: The gland that makes tears. An abnormality of the tear glands can impair the production of the tears and lead to dry eyes.Also called a lacrimal gland.ear gland: The gland that makes tears. An abnormality of the tear glands can impair the production of the tears and lead to dry eyes.
Answer: Left Axis Deviation (LAD) refers to the pattern of electrical activation that occurs in the heart. LAD is an EKG-specific finding and not necessarily indicative of any specific cardiovascular condition. In fact, LAD is the most common EKG abnormality observed in adults, occurring in almost 10% of the adult population.
Deviation is a error caused by influences of the vehicle where the compass is installed. This can be caused by ferrous materials, wiring with running currents from, for example, radio installations. Deviation is written on a little chart located on or near the compass, it could show: to fly heading 090 stear 093.