Exam 3: Basic Embryology

The coelom forms between which two layers of the lateral mesoderm?

If a mutation occurs in the hypoblast cells of a bilaminar embryo, one might expect birth defects to be present in the

Based on the proportions of the adult body, the 3-month fetus still shows disproportionately large

The intermediate mesoderm forms the ________.

Which of the following is the proper sequence for neurulation?

The embryonic notochord gives rise to part of the intervertebral discs in the adult human.

Identical twins arise from the splitting of a three-layered embryo.

The gonads arise from what embryonic structure?

This develops into the epidermis of the skin.

The embryonic layer that invades the lining of the uterus and forms the placenta is the

Fertilization is to zygote as

Somatic mesoderm gives rise to all of the following except

Which of the following adult structures derives from neural crest?

Hair follicles, sebaceous glands, and brown fat begin forming in month ________ of fetal development.

Another name for birth defect is

Somites differentiate into dermatomes, myotomes, and ________.

During the blastocyst stage, there are three cell layers evident.

Splanchnic mesoderm gives rise to components of the cardiovascular system, including ________.

The primary germ layer that ultimately forms the serous membranes of the peritoneum is

Blood vessels and the heart arise from this primary germ layer.