Heavy bleeding after childbirth (postpartum haemorrhage) Heavy bleeding after childbirth is also known as postpartum haemorrhage (PPH), and is an emergency complication of childbirth. Postpartum haemorrhage is defined as a loss of 500ml or more blood from the genital tract in the first 24 hours after giving birth.
The afferent arterioles are a group of blood vessels that supply the nephrons in many excretory systems.They play an important role in the regulation of blood pressure as a part of the tubuloglomerular feedback mechanism.he afferent arterioles are a group of blood vessels that supply the nephrons in many excretory systems.
glomerulus. The afferent arteriole leads to a ball of capillaries called a glomerulus which is enclosed in a nephron structure called the glomerular capsule. Blood leaves the â¦ glomerulus by way of the efferent arteriole.