blastocoel

Thân thiện

The blastocoel is clearly visible as a central cavity in the cross-section of the blastula.

Definition

1. Noun:
   • The fluid-filled cavity inside a blastula: A blastocoel is the central, hollow cavity filled with fluid that forms during the early embryonic development of many animals, specifically within the structure called a blastula.

Usage Examples

• Noun:
  • The blastocoel forms as cells divide and rearrange during cleavage.
  • Researchers observed the expansion of the blastocoel under the microscope.
  • The fluid pressure within the blastocoel helps maintain the blastula's spherical shape.

Advanced Usage

• "blastocoel formation": the developmental process by which the cavity is created.
  • The timing of blastocoel formation is a critical stage in embryogenesis.
• "blastocoel fluid": the specific liquid contained within the cavity.
  • The composition of the blastocoel fluid differs from the surrounding cellular environment.

Variants and Related Words

• Blastocoele (n): An alternative spelling for blastocoel.
• Blastula (n): The early embryonic stage, typically a hollow ball of cells, within which the blastocoel forms.
• Blastocyst (n): In mammalian development, a later stage structurally similar to a blastula, featuring a blastocoel-like cavity.

Synonyms

• Segmentation cavity: A synonym emphasizing the cavity's formation during the cleavage (segmentation) stage.
• Cleavage cavity: Another synonym highlighting its appearance during the cell division process of cleavage.

Related Terms (Conceptual)

• Gastrulation: The developmental stage following the blastula stage, during which the blastocoel is often reduced or eliminated as new layers form.
• Archenteron: The primitive gut cavity that forms during gastrulation, which is distinct from and often replaces the blastocoel.

Học thuật

Noun

1. the fluid-filled cavity inside a blastula

Từ đồng nghĩa

• blastocoele
• blastocele
• segmentation cavity
• cleavage cavity