Question: Which of the following statements regarding embryonic
development is CORRECT?
The primary germ la…



Which of the following statements regarding embryonic
development is CORRECT?

The primary germ layers develop in the placenta.

The placenta is formed in the myometrium.

The mesoderm develops into muscle and bone tissue.

The endoderm develops into nervous tissue.

The embryonic period follows the fetal period.

Which of the following statements is
CORRECT?

Peyer’s patches are lymphatic organs that protect against
bacterial invasion in the oral cavity

the spleen is the largest digestive organ in the body

lymph fluid is produced in the brain

the walls of lymph vessels are usually less permeable than the
walls of blood capillaries.

the thoracic duct starts in the lower abdomen as the cisterna
chyli

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