The halogens all form binary compounds with hydrogen, and these compounds are known as the hydrogen halides: hydrogen fluoride (HF), hydrogen chloride (HCl), hydrogen bromide (HBr), hydrogen iodide (HI), and hydrogen astatide (HAt).
finger stick. 1  the act of puncturing the tip of the finger to obtain a small sample of capillary blood. In some procedures the hand may be first immersed in warm water for 10 minutes to arterialize the capillary blood or give it characteristics similar to those of arterial blood.
At its most basic definition, a jammed finger can relate to a sprain or a strain of the ligaments or muscles within the finger, and at most it could be a very serious injury. A jammed finger is usually related to some sort of impact injury onto the finger or the joint itself. Each finger, with the exception of the thumb, has three joints allowing each finger to bend and at each joint you will have many different tendons and ligaments that allow your finger to articulate.