Difference Between Placenta and Uterus l Placenta vs Uterus

Maternal blood and fetal blood closely contact in the placenta. During this contact, the exchange of things occurs (nutrients and oxygen from the maternal blood to fetal blood and wastes from fetal blood to maternal blood without mixing). Apart from this, the placenta produces pregnancy-related hormones including chronic human gonadotropin (hCG), estrogen, and progesterone. Furthermore, the placenta protects the fetus from toxic substances throughout the pregnancy period. During labour, since the job of the placenta is completed, it releases from the uterus to out form the mother.

What is Uterus?

Uterus is a female reproductive organ in which the fertilized egg develops into a child until birth. It is also known as the womb. This is a small, hollow, pear-shaped organ in the pelvis area of a woman. There are four regions in the uterus namely fundus, corpus, cervix and the cervical canal.

Difference Between Placenta and Uterus l Placenta vs UterusFigure 02: Uterus

Uterus is a hormone responsive organ. Therefore, it prevents the fetus from physical damages, provides nutrients, facilitates waste removal from the fetus and keeps the environment clean. Uterine wall has three muscle layers; perimetrium, myometrium and endometrium. These layers change often.

What are the Similarities Between Placenta and Uterus?

  • Both are muscular organs.
  • They are unique to females.
  • Placenta and Uterus are important organs in females during the pregnancy.
  • They ensure the survival of the fetus until
  • Placenta is connected to uterine

What is the Difference Between Placenta and Uterus?

Placenta and uterus are two important structures of a woman. Placenta is a disk-shaped organ while the uterus is a pear-shaped organ. Therefore, the placenta facilitates the exchange of nutrients and oxygen from mother to fetus and waste from fetus to mother.

The below infographic presents more details on the difference between placenta and uterus in tabular form.