Chick Embryo 48 Hour Serial Frontal Section Prepared Microscope Slide Triarch Incorporated Aves 48 hr chick (24-28 somites) serial frontal section. Serial Cross sections Photograph 01 of 15: 24 Hour Chick Section 2 of 240 through anterior tip of head fold In this section, the anterior tip of the head fold can be seen. ![]() Below the subcephalic space is a region consisting of a layer of ectoderm and a layer of endoderm.ΔΆ4-hour Chick Embryo. This space is called the subcephalic space or pocket. Below the neural folds, a space is evident. Castle Care Tech 1600 Engineers Manual Treadmill. The neural folds will fuse to form the neural tube, the forerunner of the brain and spinal cord. Recall that the neural folds form from a thickened region of dorsal ectoderm by a process called neurulation. ![]() The portions that are visible at this level are portions of the neural folds. In this section, the anterior tip of the head fold can be seen.
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