Answer:
A.certification
When someone completes their degree or something they get a certification.
Answer:
c. inner cell mass
Explanation:
The inner cell mass of the blastocyst forms the embryo while the outer layer, the trophoblast forms the placenta.
The dorsal root is the afferent sensory and carries sensory information to the brain
Answer: Fibrous pericardium and Serous Pericardium
Explanation:
The pericardium can be defined as the fibroserous sac( double layered) which covers the whole heart. The gap between two layers of serous pericardium is filled with serous fluid. This fluid protects the heart from external shocks.
Fibrous pericardium
This layer is the most superficial layer which consists of dense connective tissue. This layer of the heart protects it from over filling of blood, anchors the heart to the surrounding wall.
Serous pericardium
This layer provides lubrication to the heart by resisting the friction which occurs during the various type of heart function.
