Unfamiliar exercise activities can also cause muscle spasms to occur. Abdominal spasms can occur when a person decides to begin working their abdominal muscles by doing sit-ups and does too many too quickly. Writer's cramps of the hand and fingers are similarly caused by prolonged use of the small muscles in the hand.It is commonly thought that dehydration and depletion of electrolytes will lead to muscle spasm and cramping.here may also be associated muscle cramps. Leg spasms are often seen related to exercise, but cramps may also be seen at night involving calf and toe muscles. Nocturnal leg cramps and restless legs syndrome are considered a type of sleep disturbance.
Clastic sedimentary rocks are those that are composed of cemented particles of other rocks. Examples are conglomerate, breccia, sandstone, and shale.
clastic rock - (geology) a rock composed of broken pieces of older rocks. geology-a science that deals with the history of the earth as recorded in rocks.clast - (geology) a constituent fragment of a clastic rock.rock, stone-a lump or mass of hard consolidated mineral matter; he threw a rock at me.lastic rock - (geology) a rock composed of broken pieces of older rocks. geology-a science that deals with the history of the earth as recorded in rocks. clast - (geology) a constituent fragment of a clastic rock. rock, stone-a lump or mass of hard consolidated mineral matter; he threw a rock at me.