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Embryo Stages Animations Review Questions |
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Stage 2: Where is the upper polar body located?
Stage 3: Which type of cells multiply most rapidly?
Stage 4: What are the three parts of implantation?
Stage 5: True or False? In stage five the ovum is a complex bilaminar germ disc?
Stage 5b: What is the state of utero-placental circulation in this 5b stage embryo?
Stage 5c: What fills the intercommunicating lacunars spaces?
Stage 6: What is the shape of the germ disc in stage six?
Stage 7: What is the main characteristic of a stage 7 embryo?
Stage 8: What occurs to the body stalk?
Stage 9: Where do the lateral limiting sulci appear?
Stage 10: What is the state of the neural folds?
Stage 11: What are the names of the two brachial bars?
Stage 12: How many brachial bars does the embryo have in this stage?
Stage 13: What are some characteristics of the heart chambers?
Stage 14: What structure becomes well defined in the ear vesicle?
Stage 15: The arm buds are divided into what segments?
Stage 16: Where are the three limb-bud proliferations located?
Stage 17: What is present on the mandibular and hyoid bars?
Stage 18: What is the overall shape of the embryo at this point?
Stage 19: What has altered the appearance of the external ear?
Stage 20: Where is the edge of the plexus located?
Stage 21: What changes are occurring in the placement of the hands and feet?
Stage 22: How far does the superficial plexus extend at this stage?
Stage 23: What will happen to the small nonvascular area of the head?
Animations
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