The effect of vitamin A on the morphological status of the placenta and fetus in goats

Abstract

Morphological and functional changes, disturbance of its structure, atrophy and destruction of the ending villi, degeneration and desquamation of the villi epithelium have been observed in placenta of animals with vitamin A deficiency . In addition, there was a smaller number of cotyledons (8.2%), lower weight of the litter (18.6%), the area of ​​chorionic villi (21.7%), and significantly higher: body weight (14.9% ) and organs: heart (6.7%), lung (5.6%), stomach, bowel (14.4%), liver (23.9%), kidney (at 7.8–10.1%), spleen (29.2%), brain (11.4%), adrenal gland (17.7%), thyroid (24.4%), uterus and ovaries (6.4%).