Definition

1. Noun:
   • A very small duct: A tiny tube or channel in the body that carries fluids, such as secretions or excretions. It is a diminutive form of "duct."

Examples of Usage

• Noun:
  • The ductulus carries bile from the liver.
  • Under the microscope, we observed the network of ductuli in the glandular tissue.

Advanced Usage

• Anatomical Context: The term "ductulus" is primarily used in specialized anatomical and histological descriptions to refer to the smallest conduits in a system of ducts.
  • The seminiferous tubules connect to the ductuli efferentes.

Variants and Related Words

• Duct (n): A tube or passageway for fluids, larger than a ductulus.
  • The tear duct drains fluid from the eye.
• Ductule (n): A synonym for ductulus, meaning a small duct.
  • The ductules are lined with a single layer of epithelial cells.

Synonyms

• Tubule: A very small tube, often used interchangeably in biological contexts.
• Canaliculus: An extremely small channel or duct.

Related Phrases

• Excretory ductulus: A small duct involved in the excretion of waste products.
  • The excretory ductulus transports the secretion to the surface.
• Bile ductulus: One of the small ducts that carry bile.
  • A blockage in a bile ductulus can cause localized issues.

Noun

1. a very small duct