Which extraembryonic structure is created as migrating mesodermal cells form a layer beneath the trophoblast, separating it from the blastocoele?

A) amnion
B) placenta
C) allantois
D) yolk sac
E) chorion


E) chorion

Anatomy & Physiology

You might also like to view...

Melatonin is produced by the

A) thymus. B) pineal gland. C) kidneys. D) skin. E) heart.

Anatomy & Physiology

The resting membrane potential in a typical nerve cell is approximately

A) 0 mV. B) +35 mV. C) -70 mV. D) -35 mV. E) +70 mV.

Anatomy & Physiology

Cells supporting neuron cell bodies in ganglia are termed _____

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

The bond between the actin and myosin head is broken when...

What will be an ideal response?

Anatomy & Physiology