🔄 Prenatal development proceeds through these stages:
Organogenesis includes:
1. Regarding prenatal development, which statements are correct?
2. Concerning organogenesis, tick the correct statements:
3. Which statements accurately describe teratogens and their effects?
What marks the start of the fetal period in prenatal development?
Around the ninth week.
What key structures develop during organogenesis?
Organs, systems, placenta, umbilical cord, neural tube, head, eyes, and limb buds.
When does cardiac activity appear during prenatal development?
Around 22 days.
What is a teratogen in prenatal development?
An exposure that can disrupt prenatal development.
Which factors influence the effects of a teratogen?
Timing, duration, dose, and developmental vulnerability.
What does prenatal screening estimate?
Whether a problem may be present.
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