교과서 질문
Each of the following statements is false. Correct each to make a true statement.
Mesothelial cells secrete mucus.
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4. Tissues & Histology
Simple Epithelial Tissues
객관식
What type of cell is most often found in the ducts of glands?
A
Simple squamous epithelium.
B
Simple cuboidal epithelium.
C
Stratified columnar epithelium.
D
Pseudostratified columnar epithelium.
검증된 단계별 안내1
Understand the function of gland ducts: Gland ducts are responsible for transporting secretions from the gland to the target area. The cells lining these ducts need to facilitate this transport efficiently.
Identify the characteristics of simple cuboidal epithelium: These cells are cube-shaped and have a single layer, which allows for absorption and secretion, making them suitable for lining ducts.
Compare with other epithelial types: Simple squamous epithelium is flat and thin, suitable for areas where diffusion is important, not for ducts. Stratified columnar epithelium has multiple layers, providing protection, but is less common in ducts. Pseudostratified columnar epithelium appears layered due to varying cell heights but is typically found in respiratory pathways.
Consider the structural and functional match: Simple cuboidal epithelium provides a balance of protection and secretion/absorption efficiency, making it ideal for gland ducts.
Conclude that simple cuboidal epithelium is the most common cell type found in the ducts of glands due to its structural suitability for secretion and absorption tasks.
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