Intro to PRIS Flashcards
What is cytology the study of?
The study of cells under a microscope
What is histology the study of?
The study of tissue under a microscope
What is a longitudinal section?
Cutting along the long axis of a structure
What is a transverse section?
Cut perpendicular to the longest axis of a structure
What is an oblique section?
Any angle between the longitudinal and transverse planes?
What does H&E stain stand for?
What does it stain?
Haeomtoxylin & Eosin
H - stains nuclei blue-purple
E - stains proteins in cytoplasm pink
What are the components of Giemsa stain?
Methylene blue (basic -> -ve charge), Azure B (acidic -> +ve charge), Eosin
What is simple epithelium?
Epithelium with a single layer of cells
What is stratified epithelium?
Epithelium with more than one layer of cells.
What are the three main shapes of epithelial cells?
Squamous (flat)
Cuboidal (square)
Columnar (cylindrical)
What does pseudostratified epithelium look like?
Looks like multiple layers, but is actually only one layer.
What is haemotology the study of?
The study of blood.
What are the scientific names of the following:
1) White blood Cell
2) Red Blood Cell
3) Platelets
1) Leukocytes
2) Erythrocytes
3) Thrombocytes
Describe the difference between the innate and adaptive immune system.
Innate - Natural immunity you are born with - 1st line of defence including physical barriers.
Adaptive - Specialised immune cells and antibodies to destroy foreign invaders and prevent disease in the future - slow specific response.
