Question

Which organ forms in the third trimester? kidneys ears lungs heart

Answer 1

Answer:

• On thirty- eight weeks (Third trimester) the lungs start to function on it's own.
• Heart starts to beat at around 5 weeks , but you can't hear it. They could be heard at around 7 to 8 weeks.
• The kidneys develop between the 5th and 12th week of fetal life, and by the 13th week they are normally producing urine. 
• At around 18 weeks , the baby might begin to hear sounds.

Hope it helps.

Answer 2

Answer:  lungs

Explanation:

The infant lungs and central nervous system are proceeding to develop during the third trimester that is about 34 week. The skin has grown soft and delicate, and she's stretching out and growing also rounder.