Shared Flashcard Set

Details

Histology
Connective Tissue Proper
29
Histology
Professional
09/20/2011

Additional Histology Flashcards

 


 

Cards

Term
What is the embryonic origin of the CT?
Definition
mesoderm; 2 types: mesenchyme and mucoid
Term
How many cells are there of CT proper?
Definition
7 (fibroblasts, macrophages, mast cells, plasma cells, adipose tissue, lymphocytes, and neutrophils)
Term
Which cell is responsible for wound healing?
Definition
fibroblasts
Term
Which cell forms collagen fibers of CT?
Definition
fibroblasts
Term
What are the major types of collagen in the body?
Definition
collagen type I - V
Term
Where are the locations for collagen types I and II?
Definition
type I = bone, IVD (fibrocartilage); type II = cartilage
Term
What is the phagocytic cell of CT proper?
Definition
marcophages
Term
What is the phagocytic cell of CNS?
Definition
microglia
Term
What is the phagocytic cell of the lungs?
Definition
dust cells
Term
What is the phagocytic cell of the bone?
Definition
osteoclasts
Term
What is the phagocytic cell of the liver?
Definition
Kupffer cells
Term
What is the phagocytic cell of the skin?
Definition
Langerhans cells
Term
Which cells synthesize histamine and heparin?
Definition
Mast cells
Term
What cell is responsible for allergic reactions of the body in CT?
Definition
Mast cells (histamine)
Term
Which cell synthesizes immunoglobulins?
Definition
Lymphocyte
Term
What are the characteristics of lymphocytes?
Definition
Large nucleus and little cytoplasm; type of white blood cell
Term
Which cell is responsible for immunity?
Definition
lymphocyte
Term
What is Ehlers-Danlos syndrome associated with?
Definition
abnormal collagen synthesis
Term
What is Osteogenesis imperfecta?
Definition
abnormal collagen synthesis, causes easily broken bones
Term
What is scurvy?
Definition
defective collagen formation, caused by a vitamin C deficiency, bleeding gums
Term
What is Keloid associated with?
Definition
abnormal amounts of collagen that forms int he scar tissue of skin
Term
What is Marfan's syndrome associated with?
Definition
decrease elastic tissue, can cause an aoritc rupture
Term
What is the chemical nature of ground substance?
Definition
contains water, electrolytes and glycosaminoglycans
Term
Where is elastic CT found?
Definition
aorta, ligamentum nuchae, and ligamentum flavum
Term
Where is dense regular CT found?
Definition
tendons and ligaments; and aponeurosis
Term
Where is dense irregular CT?
Definition
dermis of the skin, organ capsules, perichondrium, periosteum, and submucosa
Term
Where is reticular connective tissue found?
Definition
stroma of liver and lymphoid organs
Term
Where is yellow adipose CT found?
Definition
widely distributed throughout the body
Term
Where is brown adipose connective tissue found?
Definition
mainly in newborns and hibernating animals
Supporting users have an ad free experience!