Introduction to Human Histology

What is the significance of histology to medical technology profession?

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What does histology study?

• Microanatomy of cells and tissues

• Diseases through microscopic examination

• Functional changes in cells and tissues

• Changes in tissues caused by a disease

What is the role of a histology technician?

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What is the difference between pathology and histopathology?

• Pathology focuses on diagnosis, histopathology on changes

• Pathology studies tissues, histopathology studies cells

• Pathology is for living cells, histopathology is for dead cells

• Pathology is a type of histology

What are the steps in the preparation of tissue section?

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What is the purpose of fixation in tissue preparation?

• To preserve tissue structure

• To remove water from the tissue

• To give the tissue a translucent appearance

• To replace organic solvents

What is the role of the condenser in a microscope?

• To collect and focus light

• To magnify the specimen

• To support the microscope

• To adjust the light intensity

What is the function of the diaphragm in a microscope?

• To control the amount of light

• To hold the specimen in place

• To magnify the image

• To support the optical parts

What is the difference between TEM and SEM?

• TEM provides 2D images, SEM provides 3D images

• TEM is for living cells, SEM is for dead cells

• TEM uses light, SEM uses electrons

• TEM is more common than SEM

What is a 'cell'?

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