Preschool Social Studies Academic Standards in High Quality Early Childhood Care and Education Settings. How to use this document. Colorado Preschool Program staff developed this document to help link the new Colorado preschool academic standards with the early.
Muscle spasm is an involuntary contraction of a muscle that can cause a great deal of pain. When the facet joints of the spine become injured or inflamed, the muscles supporting the spine can spasm causing low back pain and limitation in motion.
Coronary artery spasm. A coronary artery spasm is a temporary tightening (constriction) of the muscles in the wall of one of the arteries that supplies blood flow to your heart muscle. This can narrow and decrease or even completely prevent blood flow to part of the heart muscle. If the spasm lasts long enough, it can lead to chest pain (angina) and even a heart attack (myocardial infarction). These spasms are sometimes referred to as Prinzmetal's angina or variant angina.