Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
30 Cards in this Set
- Front
- Back
|
What are the embryonic origins of connective tissue?
|
mesoderm and neural crest
|
|
|
What is the ground substance of connective tissue made of?
|
glycosaminoglycans (GAG's) and structural glycoproteins
|
|
|
All glycosaminoglycans have a protein core except for which one
|
Hyaluronic acid
|
|
|
What is the major component of reticular fibers?
|
Type III Collagen
|
|
|
Which type of collagen is found in the basal lamina?
|
Type IV
|
|
|
Which fiber type is argyrophilic or "silver loving"
|
reticular fibers
|
|
|
Elastic fibers can be produced by what type of cells
|
Fibroblasts or smooth muscle cells
|
|
|
Out of the many types of connective tissue cells, which cell type remains in the tissue and is least likely to migrate?
|
Fibroblasts
|
|
|
Which contains heterochromatic nuclei: active fibroblasts or inactive fibroblasts?
|
inactive fibroblasts (also known as fibrocytes)
|
|
|
Monocytes are to macrophages as megakaryocytes are to...
|
Platelets
|
|
|
B-lymphocytes are the progenitors of..
|
plasma cells
|
|
|
Which cell type has a dense spheroidal, heterochromatic nucleus and is the front line for the immune system?
|
lymphocytes
|
|
|
Heparin is to connective tissue mast cells as chondroitin sulfate is to...
|
mucosal mast cells
|
|
|
Which cell type is responsible for the characteristic signs of inflammation?
|
Neutrophils
|
|
|
What are the four characteristic signs of inflammation?
|
dolor -- pain
calor -- heat tumor -- swelling rubor -- redness |
|
|
Which cell type has a bi-lobed nucleus that appears as two small nuclei in cross section?
|
Eosinophils
|
|
|
What type of fat cell is multilocular (contains multiple small droplets)?
|
Brown fat
|
|
|
Out of the 3 main types of blood cells (Erythrocytes, Leukocytes, Platelets), which is LEAST abundant? And which is most abundant in peripheral blood?
|
Leukocytes are least abundant (~6,000-10,000/ uL)
Erythrocytes are most abundant (4-7 million/ uL) |
|
|
Which phase of blood cell formation starts the earliest in the embryo around the 3rd week?
|
the mesoblastic phase
|
|
|
Where are the blood cells derived from in an embryo that is in its 5th week?
|
Between weeks 4-8 blood cells are mainly being formed in the liver as well as in the thymus and spleen.
This is called the hepatic phase. |
|
|
Which population of multipotent cells give rise to basophils?
|
Myeloid multipotent cells
|
|
|
In what type of connective tissue do the collagen fibers remain smaller than 7 micrometers in diameter?
|
Loose (areolar) C.T.
|
|
|
The term lamina propria is given to what type of connective tissue that supports epithelium?
|
Loose connective tissue
|
|
|
Which connective tissue type is largely distributed in tendons?
|
Dense Regular C.T.
|
|
|
Which connective tissue type is highly distributed in the dermis of the skin?
|
Dense Irregular C.T.
|
|
|
In which connective tissue type (dense regular or dense irregular) are collagen bundles arranged in a parallel fashion?
|
Dense regular
|
|
|
Which tissue type forms the framework of the blood cell forming area of bone marrow as well as the framework for lymphoid organs?
|
Reticular C.T.
|
|
|
Which tissue type forms the core of the umbilical cord?
|
Mucous (Mucoid) C.T.
|
|
|
What are two important types of supporting connective tissues?
|
Cartilage and bone
|
|
|
What cell type is distinguished by having a nucleus with 3 to 5 lobes?
|
Neutrophils
|
