Question

slide #185
which is the earliest trimester a baby develops arms, legs, feet, toes, fingers, a heart, a central nervous system, and male or female sex organs?
○ second trimester
○ first trimester
○ third trimester
○ fourth trimester

question 20 0.5 pts
slide #196
during the third stage of childbirth, this mass of blood vessels and other tissue that was created to provide nutrients and oxygen to the baby in the uterus is delivered (pushed out of the body) along with the umbilical cord. what is this organ called?
○ placenta
○ amniotic sac
○ uterus
○ cervix

Explanation:

• For the first question: In the first trimester (weeks 1 - 12 of pregnancy), major organs and body structures like arms, legs, heart, central nervous system, and sex organs begin to form.
• For the second question: The placenta is an organ that develops during pregnancy. It provides nutrients and oxygen to the fetus and is delivered along with the umbilical cord during the third stage of childbirth.

Answer:

• First question: first trimester
• Second question: placenta