Human Histology ( Lecture )

• French anatomist Xavier Bichat - “ Father of modern Histology “
• Histotechnician

  • prepares body tissue samples for examination by a pathologist
  • use special tools to process a sample, mount it on a slide and prepare it for analysis under a microscope
  • May specialize in areas; immunohistochemistry, staining, frozen sectioning, dermatology specimens or specific organ biopsies 
• Histotechnologist

  • prepare tissue slides for pathologist
  • May also perform some testing on tissues and serve as a supervisors for other lab staff
  • may conduct some research or test alternative preparation methods for lab use.
• What is a pathologist

  • a medical doctor who specializes in the study and diagnosis of disease through the examination of tissues, cells, bodily fluid, and organs
  • Provide diagnostic information that helps guide patient management and treatment decisions
• What is Histopathology

  • diagnosis and study of diseases of the tissues
  • involves examining tissues and/or cells under a microscope.
• What is Cytology

  • study of cells, structure, function and chemistry
  • encompasses various techniques used to examine cells under a microscope, including staining
• Developing skills in microscopy

  • advancing scientific knowledge
  • improving human health
  • driving technological innovations
  • addressing global challenges in various fields
• What is the most useful tool in histology?

  • Microscope
• What is Organology

  • study of the structure and function of organs within organism 
• Formalin - to preserve tissues
• Staining - Hematoxylin Eosin Stain (purple to pink)
• Frozen ( Cryostat machine) - a machine with low temperature for tissues