Physiological aspects of pregnancy and parturition in dogs

• Published in: Journal of reproduction and fertility. Supplement Vol. 39; p. 211
• Main Authors: van der Weyden, G C, Taverne, M A, Dieleman, S J, Wurth, Y, Bevers, M M, van Oord, H A
• Format: Journal Article
• Language: English
• Published: England 1989
• Subjects: Animals; Animals, Newborn - physiology; Body Temperature; Dogs - physiology; Electromyography; Estradiol - blood; Female; Labor, Obstetric - physiology; Nifedipine - pharmacology; Pregnancy; Pregnancy, Animal - physiology; Progesterone - blood; Time Factors; Uterus - drug effects; Uterus - physiology

During late pregnancy (greater than 50 days) the pattern of uterine electrical activity is characterized by episodes of activity lasting 3-10 min and recurring at a low frequency (maximum 2.5/h). During the last 7 days before delivery there is a progressive qualitative change in activity which is co...