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
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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