What stage of prenatal development does the heart start beating?

The end of the third month also marks the end of the first trimester of pregnancy. During the second trimester or months four through six, the heartbeat grows stronger and other body systems become further developed.Click to see full answer. Considering this, during which stage of prenatal development does the heart begin to beat?Basic structures of the embryo start to develop into areas that will become the head, chest, and abdomen. During the embryonic stage, the heart begins to beat and organs form and begin to function. The neural tube forms along the back of the embryo, developing into the spinal cord and brain.Likewise, what is the meaning of prenatal stage? Prenatal development: The process of growth and development within the womb, in which a single-cell zygote (the cell formed by the combination of a sperm and an egg) becomes an embryo, a fetus, and then a baby. The first two weeks of development are concerned with simple cell multiplication. Also know, what are the stages of prenatal development? Development happens quickly during the prenatal period, which is the time between conception and birth. This period is generally divided into three stages: the germinal stage, the embryonic stage, and the fetal stage. The two-week period after conception is called the germinal stage.What is the longest stage of prenatal development?The longest period of prenatal development is the fetal period which begins at the 9th week after conception and lasts until birth. By the 12th week, the genitals have formed. Development of all the structures of the body continues and by the end of the third month, all structures are present although immature.