Chapter 36.2, Problem 3MI

Summary Introduction

To determine:

Definition and sketch morula, blastocyst and amniotic fluid.

Explanation of Solution

Morula: A morula is an early stage of post fertilization development of the cells. IT has a solid mass of 12-15 cells, which further leads to formation of morula.

Blastocyst: It is a structure formed in the early developmental stage of mammals. It is characterised by a cavity which is called blastocoel around surrounded by the cells mass and a layer of cell called trophoblast.

  

Amniotic fluid: It is a protective liquid that is present in the amniotic sac and serves as a cushion for the growing fetus.