The adrenal glands are comprised of two parts--the cortex and medulla--that produce hormones (chemicals messengers that regulate body functions). The medulla, or inner part of the adrenal glands, produces the hormones norepinephrine and epinephrine, which regulate the fight or flight response in the body, the body's reaction to stressful events.
One cun = width of the thumb, in the middle, at the crease. or. One cun = the distance between the distal and proximal inter-phalangeal joints of the 3rd (middle) finger. One and 1/2 cun (1.5) = width of the two forefingers. Three cun = combined breadth of the four fingers, at the level of the pinky finger's first joint above the palm of the hand.
Also called statute mile. a unit of distance on land in English-speaking countries equal to 5280 feet, or 1760 yards (1.609 kilometers). 2. nautical mile. 3. international nautical mile. 4. any of various other units of distance or length at different periods and in different countries.