Along with the increase in heart rate, adrenaline also gives you a surge of energy -- which you might need to run away from a dangerous situation -- and also focuses your attention. Norepinephrine. What It Is: A hormone similar to adrenaline, released from the adrenal glands and also from the brain, says Sood.What It Does: The primary role of norepinephrine, like adrenaline, is arousal, says Sood. When you are stressed, you become more aware, awake, focused, he says.You are just generally more responsive..long with the increase in heart rate, adrenaline also gives you a surge of energy -- which you might need to run away from a dangerous situation -- and also focuses your attention. Norepinephrine. What It Is: A hormone similar to adrenaline, released from the adrenal glands and also from the brain, says Sood.
Smooth green snake. The smooth greensnake (Opheodrys vernalis) is a nonvenomous North American colubrid. It is also referred to as the grass snake. It is a slender, small medium snake that measures 36â51 cm (14â20 in) as an adult.
The grass snake is the largest species of British snake, and is identified by its olive green body and darkish spots or streaks on the flanks. However, colouration can vary.Grass snakes have a distinctive yellow and black collar behind the head and have round pupils.They can often be confused with the adder which has a more thick-set body and a distinct zigzag down its back, and it also has a vertically slit pupil. The adder is venomous, whereas the grass snake is not.ound in lowland areas of Britain, the grass snake is widespread and common in some areas of the south and south east of England, absent from Scotland and rare in central Wales. It is absent from Ireland.