The driving age should be raised up to 18 because teens can be a little careless. Driving at the age of 18 is a more mature age for teens because they can have more responsibility. Teens should not be driving at the age of 16 because they could be texting and driving or drinking and driving with some friends.
During contraction, the smooth-muscle cell's intermediate filaments help to draw the cell up, like closing a drawstring purse. Calcium ions regulate contraction in smooth muscle, but they do it in a slightly different way than in skeletal muscle: Calcium ions come from outside of the cell. Calcium ions bind to an enzyme complex on myosin, called calmodulin-myosin light chain kinase.
Smooth muscles of the body are the ones that work involuntarily-mainly they are your organs. The contrast is skeletal muscle which is are things like biceps and abdominals-these you can consciously control.ating Newest Oldest. Best Answer: Smooth muscle is a type of non-striated muscle, found within the tunica media layer of arteries and veins, the bladder, uterus, male, female, and all animals, gastrointestinal tract, respiratory tract, the ciliary muscle and iris of the eye.