<prompt> What is the action of oxytocin in small doses, when used as intravenous infusion in a full term uterus?Relaxes uterusInduces uterine contractionsCauses cervical dilatationAll  <response>: Oxytocin increases the force and frequency of uterine contractions. With low doses, full relaxation occurs in between contractions. Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no.329 