A pregnant woman is having an ultrasound done eight weeks into prenatal development. She is surprised by the size of the embryo's head when she sees the image on the screen. The doctor reassures her that this is typical and due to the _____ pattern of development.

Question

Quizplus · Accepted Answer

The cephalocaudal pattern of development means that growth and development proceed from the head down to the rest of the body. This is why, at eight weeks into development, the embryo's head appears proportionally larger than the rest of its body.

A Pregnant Woman Is Having an Ultrasound Done Eight Weeks