Question 1
Question
The connective tissue lines the body cavities
Question 2
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Osteoclasts are multinucleated, gaint cells that are involved in the reabsorption of bone matrix
Question 3
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The cartilage cells are arranged in groups that are referred to as a cell nest or isogenous group.
Question 4
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Mast cells are recognized to adipose connective tissue.
Question 5
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Macrophages are thought to arise from the monocytes
Question 6
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Osteoclasts are actively dividing cells, capable of collagen precursor synthesis.
Question 7
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Connective tissue differs from epithelium by the presence of abundant intercellular material or matrix.
Question 8
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The direct (membranous) osteogenesis is peculiar to the long bones
Question 9
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The elastic fibers are not arranged in bundles, they are seen as long, thing threads forming meshwork.
Question 10
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The hyaline cartilage could be replaced by bone.
Question 11
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The Unilocular type of fat cells (adipocytes) are found in brown adipose tissue.
Question 12
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Collagen fibers are formed by the fibroblasts.
Question 13
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Reticular connective tissue is found in the lymphoid organs
Question 14
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The osteocytes in the bone are arranged in isogenic groups
Question 15
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The connective tissue derives from:
Answer
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Ectoblast
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Endoblast
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Mesoblast
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Mesenchyme
Question 16
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The mast cells arise from:
Answer
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Basophil granulocytes
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Monocytes
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Fat cells (Adipocytes)
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Lymphocytes
Question 17
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Which of the following is specific for the osteoblast
Answer
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Elaborates bone matrix
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Destroys bone matrix
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Produces blood cells
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Destroys blood vessls
Question 18
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The metachromatic straining reaction of the hyaline cartilage ground substance is due to:
Answer
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Well developed rough-surfaced endoplasmic reticulum (rER)
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Numerous free ribesomes
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Presence of proteoglycans
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Presence of numerous lipid droplets
Question 19
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Which of the following is specific staining for the collagenous fibers
Answer
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Hematoxylin-eosin
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Silver impregnation
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by Van Gieson method
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Orecin
Question 20
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The nutrition of the cartilage is through
Answer
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Blood vessels in the cartilage
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Diffusion from blood vessels in the perichondrium
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Blood vessels in the underlying loose connective tissue blood vessels in the blood matrix
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Blood vessels in the blood matrix
Question 21
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The multilocular type of fat cells (Adipocytes) are found in:
Answer
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White adipose tissue
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Brown adipose tissue
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Hyaline Cartilage
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Blood tissue
Question 22
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The orecin staining is specific for visualization of the:
Answer
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Collagenous fibers
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Reticular fibers
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Elastic fibers
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Neurofibrils
Question 23
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The silver impregnation is specific for visualization of the:
Answer
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Collagenous fibers
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Reticular fibers
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Elastic fibers
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Myofibrils
Question 24
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The indirect (endochondral) type of osteogenesis is specific for:
Answer
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Plane bones
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Long bones
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Dentine
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All types of bones
Question 25
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The unilocular type of fat cells (adipocytes) are found in:
Answer
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White adipose tissue
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Brown adipose tissue
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Smooth muscle tissue
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Epithelial tissue
Question 26
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This of the following is specific for the osteoclast:
Answer
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Elaborates bone matrix
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Destroys bone matrix
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Produces blood cells
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Produces fibers
Question 27
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The osteoclast arises from
Answer
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Osteoblast
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Basophilic granulocytes
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Fusion of monocytes
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Eosinophil granulocytes
Question 28
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The metachromatic staining reaction of the mast cells is due to:
Question 29
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This of the following is specific staining for the elastic cartilage
Answer
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Hematoxylin-eosin
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By Azan
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Silver impregnation
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Orecin
Question 30
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The reaction by Van Gieson is specific for:
Answer
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Elastic fibers
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Adipose tissue
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Collagenous fibers
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Mast cells
Question 31
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In functional aspect the plasma cells are associated with:
Answer
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Phagocytosis
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Clotting mechanisms
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Allergic reactions
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Production of antibodies
Question 32
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The mast cells take part in:
Question 33
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The multilocular type of fat cells (adipocytes) are found in:
Answer
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White adipose tissue
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Brown adipose tissue
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Loose connective tissue
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Bones
Question 34
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This of the following is found in the immature bone matrix:
Answer
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Lamellae of collagenous fibers
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Collagenous fibers arranged in meshwork
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Osteones
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Cells arranged in isogenous groups
Question 35
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Which are the most specific features of the mast cells:
Answer
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Well developed rough-surfaced endoplasmic reticulum (rER)
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Granules with metachromatic staining reaction
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Arise from the basophil granulocytes
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Their cytoplasm is filled with lipid droplets
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Contain histamine, serotonin, heparin-like substance
Question 36
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Which are the most specific features of the plasma cells:
Answer
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Well developed rough-surfaced endoplasmic reticulum (rER) with arranged in concentric manner cisternae
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Scanty cytoplasm
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Eccentric nucleus with heterochromatic having a "cartwheel" appearance
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Well developed Golgi apparatus
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Granules with histamine, serotonin, heparin-like substance
Question 37
Question
What of the following is specific for the hyaline cartilage:
Answer
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Metachromatic stained intercellular matrix
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Isogenous groups of 1 - 2 chondrocytes
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Replacing by bone
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Numerous elastic fibers
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Isogenous groups of great number of chrondrocytes
Question 38
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Which are the most specific features of the fibroblasts:
Answer
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Well developed rough-surfaced endoplasmic reticulum (rER)
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Basophilic stained cytoplasm
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Eccentric nucleus with hetrochromatin having a "cartwheel" appearence
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Spindle or star-shaped
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Granules with histamine, serotonin and heparin-like substance
Question 39
Question
What of the following staining are specific for the elastic fibers:
Answer
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Hematoxylin-eosin
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Silver impregnation
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Orcein
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By Azan
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By Van Gieson
Question 40
Question
The hyaline cartilage is found in:
Answer
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Respiratory system
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Articular cartilage
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Ribs
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External ear
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Larynx
Question 41
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Which of the following cells are specific for the loose connective tissue
Answer
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Fibroblast
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Fibroclasts
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Chondrocytes
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Myoepithelial cells
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Macrophages
Question 42
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This of the following is specific for the osteoblasts
Answer
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Elaborate bone matrix
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Destroy bone matrix (osteolysis)
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Basophilic stained cytoplasm
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Arise from mesenchyme
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Participate in osteone formation
Question 43
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Which of the following types of connective tissue posses rigid inter-cellular substance
Answer
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Osseous tissue (bones)
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Cartilage
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Loose connective tissue
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Dentin
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Mucous connective tissue
Question 44
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The osteone consists of:
Question 45
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This of the following is specific for the elastic cartilage:
Answer
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Metachromatic staining of the inter-cellular substance
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Isogenous groups of 1 - 2 chondrocytes
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Numerous collagenous fibers
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Numerous elastic fibers
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Specific staining with orcein
Question 46
Question
This of the following is specific for the osteoclast
Answer
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Elaborates bone matrix
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Destroys bone matrix (osteolysis)
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Contains neurofilaments
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Arises by fusion of monocytes
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Contains numerous lysosomes
Question 47
Question
What of the following is specific for the unilocular fat cells (adipocytes)
Answer
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Are component of the white adipose tissue
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Are component of the brown adipose tissue
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Contain numerous lipid droplets
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Contain a single lipid droplet
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Contain thin rim of cytoplasm with flattened eccentric nucleus
Question 48
Question
This of the following is specific for the reticular connective tissue:
Answer
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Presence of osteocytes
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Presence of reticular cells
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Replacing by bone
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Presence of reticular fibers
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Is found in the lymphoid organs
Question 49
Question
This of the following is specific for the loose connective tissue:
Answer
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Is found as packing between the body structures
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Is very rich of blood capillaries and nerve fibers
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Develops from the ectoderm
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Presence of abundant intercellular material (matrix)
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Its cells are arranged in layers
Question 50
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Which of the following features are specific for the elastic fibers?
Question 51
Question
Link the fibers and the corresponding staining:
A. collagenous fibers [blank_start]3[blank_end]
B. elastic fibers [blank_start]1[blank_end]
C. reticular fibers [blank_start]2[blank_end]
1. orcein
2. silver impregnation
3. eosin
Question 52
Question
Link the connective tissue cells and the corresponding features:
A. plasma cells [blank_start]2[blank_end]
B. macrophages [blank_start]1[blank_end]
C. mast cells [blank_start]3[blank_end]
1. presence of numerous lysosomes
2. eccentric nucleus with heterochromatin having a “cartwheel” appearance
3. granules with histamine, serotonin and heparin-like substance
Question 53
Question
By light microscopic observation of paraffin section stained with hematoxylin-eosin, a cartilage with metachromatic stained intercellular substance and isogenous groups of 3-5 cells localized in lacunae is found.
What type of cartilage is this?
Answers: [blank_start]Hyaline Cartilage[blank_end]
Question 54
Question
Electron microscopic observation reveals multinucleated bone cell with numerous lysosomes and microvilli on the surface.
What is the name of the described cell?
Answer: [blank_start]Osteoclast[blank_end]
Question 55
Question
By light microscopic observation of paraffin section stain with methylene blue, cells with numerous metachromatic granules in their cytoplasm are found.
What is the name of the described cells?
Answer: [blank_start]Mast[blank_end] cell