Quick Answer: The Blastula Slide carries a transverse section (T.S.) of a mammalian blastula, stained to separate the blastocoel from the trophoblast layer. It is a permanent resin mount on a 75 x 25 mm slide.
Last updated: October 2026
Key Features
Transverse section of a mammalian blastula
Differential staining picks out the blastocoel and trophoblast
Permanent mount in synthetic resin
Standard 75mm x 25mm slide with ground and polished edges
Technical Specifications
Specification
Value
Specimen
Mammalian blastula, T.S.
Slide size
75mm x 25mm
Mounting medium
Synthetic resin, permanent
Edges
Ground and polished
About This Product
The blastula is the hollow ball of cells that forms soon after fertilisation, before the embryo begins to fold into layers. Students use this section to identify the fluid-filled cavity and the outer cell layer when studying early embryonic development.
Frequently Asked Questions
What structures can be seen on the Blastula Slide?
The section is stained to show the blastocoel (the central cavity) and the trophoblast layer of a mammalian blastula.
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