Histology Flashcards
What’s the origin of all connective tissue?
Mesenchymal cells
What type of collagen is present in reticular fibers?
Type 3 collagen
What’s the main component of the extracellular matrix of CT
Proteoglycans aggregates
What’s the most abundant proteoglycans in the ecm of CTs
Glycosaminoglycan
State the three types of fibers produced by the fibroblasts
Collagen fibers
Reticular fibers
Elastin fibers
What’s the name given to the connective tissue underlying the basement membrane
Lamina propria
What’s the most abundant protein in the body
Collagen
Which of the following cells originate from embryonic mesenchymal cells
a)fibroblasts
b)macrophages
c)plasma cells
d)mast cells
Fibroblasts
The following cells have a common origin ,(macrophages,plasma cells and mast cells),name the origin of these cells
Hematopoietic stem cells in the bone marrow
Which collagen type is the most abundant and widely distributed
a)type 1
b)type 2
C)type 3
Type 1
Reticular fibers are primarily of what collagen type
Type 3 collagen
State the fixed cells of the connective tissue
Fibroblast
Pericytes
Mast cells
Adipose
Macrophages
The most predominant cells of connective tissue proper is
Fibroblast
Adipose tissue store energy in the form of ——
Triglycerides
