Histology and Histopathology Quiz

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Which scientific field studies the correlation between structure and function in cells, tissues, and organs?

Histopathology

Microbiology

Histology (correct)

Pathology

What is the purpose of histopathological examination?

To study the microanatomy of cells

To stabilize tissue with fixatives

To diagnose cancer and other diseases (correct)

To visualize tissues with a microscope

Which step in tissue preparation involves making the tissue rigid for sectioning?

Fixation

Dehydration

Staining

Infiltration and embedding (correct)

What is the purpose of staining in tissue preparation?

To provide contrast for visualization Signup and view all the answers

Which scientific field uses light and electron microscopes to observe biological tissues?

Histology Signup and view all the answers

What is the primary function of connective tissue?

Physical and immunologic protection Signup and view all the answers

From which embryonic layer does mesenchyme, the precursor of connective tissue cells, mainly derive?

Mesoderm Signup and view all the answers

What primarily determines the mechanical properties of connective tissues?

Extracellular matrix (ECM) Signup and view all the answers

Which components mainly comprise the ground substance in connective tissues?

Glycosaminoglycans (GAGs) dissolved in tissue fluid Signup and view all the answers

Which type of fiber is abundant in the extracellular matrix (ECM) of connective tissues?

Collagen Signup and view all the answers

How are connective tissue types and subtypes classified?

By the amount, types, and arrangement of cells, fibers, and ground substance Signup and view all the answers

What is the most abundant and widespread type of collagen fiber?

Type I Signup and view all the answers

What is the main function of reticular fibers in connective tissue?

Form delicate silver staining networks Signup and view all the answers

Which component of ground substance in connective tissue does NOT form proteoglycans?

Hyaluronan Signup and view all the answers

Where are elastic fibers commonly found in the human body?

Arterial walls and lungs Signup and view all the answers

Which type of collagen fiber is the major collagen in basal laminae?

Type IV Signup and view all the answers

What is the main function of type II collagen fibers in connective tissue?

Surround and support soft flexible tissues Signup and view all the answers

Which fiber type can stretch to 150% of its length without breaking?

Elastic fibers Signup and view all the answers

In which connective tissue components are fibroblasts mainly involved in synthesizing and secreting fibers?

Collagen fibers and ground substance Signup and view all the answers

Which glycoconjugate class primarily forms the ground substance in connective tissue?

Proteoglycans Signup and view all the answers

Where are Type V collagen fibers primarily found in the human body?

Placental and blood vessel basement membrane Signup and view all the answers