Question
Biology Question on human reproduction
Which of the following hormones is not a secretion product of human placenta?
A
Human chorionic gonadotropin
B
Prolactin
C
Estrogen
D
Progesterone
Answer
Prolactin
Explanation
Solution
Prolactin is secreted by anterior pituitary gland, which stimulates mammary gland development during pregnancy and lactation after child birth. Placenta is a connection between the uterine wall of mother and their foetus. It helps in exchange of material between these two. Placenta secretes human chorionic gonadotropin, estrogen and progesterone.