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Multiple Choice
Which of the following structures is most likely lined by stratified squamous epithelial tissue?
A
Small intestine villi
B
Esophagus
C
Alveoli of the lungs
D
Kidney tubules
Verified step by step guidance
1
Understand the function of stratified squamous epithelial tissue: This type of tissue is designed to protect areas subject to abrasion and friction. It consists of multiple layers of cells, making it ideal for surfaces exposed to mechanical stress.
Analyze the options provided: Each structure listed has a specific function and type of epithelial tissue associated with it. For example, the small intestine villi are involved in nutrient absorption and are lined by simple columnar epithelium, not stratified squamous epithelium.
Consider the esophagus: The esophagus is a passageway for food and liquids, and its lining must withstand mechanical stress from swallowing. Stratified squamous epithelial tissue is well-suited for this purpose due to its protective nature.
Evaluate the alveoli of the lungs: The alveoli are responsible for gas exchange and are lined by simple squamous epithelium to facilitate efficient diffusion of oxygen and carbon dioxide, not stratified squamous epithelium.
Assess the kidney tubules: Kidney tubules are involved in filtration and reabsorption processes and are lined by simple cuboidal epithelium, which is specialized for these functions, not stratified squamous epithelium.