What structure has circularly and radially arranged pigmented smooth muscle fibers?

When a weak but smooth muscle contraction is desired blank are stimulated at a rapid rate? What steroid does the placenta produce during pregnancy? What happens if the nerves to the heart are severed? What age do you have to be to take sleeping pills? What is a bone marking name that indicates a projection that helps to form a joint meatus ramus foramen fossa epicondyle? How does menopause affect a narcissistic woman? What is the french word for fear? What is the difference between ischaemia and infarction? What is a precidure? What kind of pollution makes it hard to breath? Lump on on right testical what could this be it is painfull at times? I have been on the depo provera for about 9 months now I have been experiencing fatigue nausea headaches gasping for air blood pressure been up and pains in the lower abdomen do you think im pregnant? Does dawn kill lice? What is between the skin and the muscle? How are indigestible foods removed from the body? Hiv can be found in all body fluids? What does the last name Maynard mean? Do you remove the clothes of the victim CPR? What are the lateralizing signs in head injury? Why is CPR important?