Histology is the study of what kind of structures?

Histology is indeed focused on the study of structures that are too small to be seen with the naked eye, specifically at the microscopic level. It involves examining tissues and cells to understand their composition, organization, and function within larger structures, such as organs. This microscopic analysis is essential for comprehending how various types of tissues, such as epithelial, connective, muscle, and nervous tissues, contribute to the overall functioning of an organism.

Large visible structures, like organs or systems, are typically studied through gross anatomy rather than histology. The study of living organisms encompasses a broader field, often including various biological disciplines, but does not specifically focus on microscopic tissue structures. Functional systems refer to the complex interactions between organs and systems but don't directly address the microscopic examination that histology entails.

By concentrating on the microscopic aspects of tissues, histology provides crucial insights that are foundational for understanding more comprehensive biological and medical concepts.