Histology Lecture (Connective tissue) part 1 Flashcards
(85 cards)
1
Q
Support and bind tissues for all organs.
A
Connective Tissue
2
Q
Provide packing tissue between organs.
A
Connective Tissue
3
Q
Creates a hydrophilic environment.
A
Connective Tissue
4
Q
Mediates exchange of substances b/w
blood and tissues.
A
Hydrophilic Environment
5
Q
Mesodermal in origin.
A
Connective Tissue
6
Q
Origin of connective tissue.
A
Mesoderm
7
Q
Embyonic tissue.
A
Mesenchyme
8
Q
Origin of different tissues w/c develop into
specialized cells of adult tissue.
A
Mesenchyme
9
Q
Example of adult tissue that developed from mesenchyme.
A
- Connective Tissue
- Smooth Muscles
- Blood Cells
10
Q
6 Main functions of Connective Tissue.
A
- Structural framework for the body.
- . Protection/mechanical support for all organs and tissues.
- Transport fluids and dissolves substances.
- Storage of energy.
- Protection of the body against infection.
- Significant role in repair or healing of wounds.
11
Q
Composition of Connective Tissue
A
- Connective Tissue Cells
- Extracellular Matrix
12
Q
2 types of connective tissue cells.
A
- Fixed Cells
- Free Mobile or Wondering Cells
13
Q
Produce and maintain extracellular components and storage of reserve fuel.
A
Fixed Cells
14
Q
5 cells under classified as fixed cells.
A
- Fibroblast
- Fixed Macrophages
- Adipose Cells
- Reticular Cells
- Undifferentiated Mesenchymal Cells
15
Q
For short term tissue reaction to injury.
A
Free Mobile or Wondering Cells
16
Q
5 cells under classified as free mobile or wondering cells.
A
- Macrophages
- Plasma Cells
- Mast Cells
- Eosinophils
- Lymphoid Cells
17
Q
Bone marrow in origin.
A
Mast Cell
18
Q
Produce Histamine.
A
Mast Cell
19
Q
Help dilate small blood vessels in reaction to injury.
A
Histamine
20
Q
3 compounds released by mast cell, which are involved in inflammatory responses.
A
- Heparin
- Histamine
- Chemical mediators
21
Q
Inflammatory response cell/mast cell in liver.
A
Kupffer Cells
22
Q
Inflammatory response cell/mast cell in CNS.
A
Microglia I cell
23
Q
Inflammatory response cell/mast cell in bone.
A
Osteoclasts
24
Q
Store triglycerides, support, protect and insulate.
A
Adipocytes
25
______________ store energy in the form of ______________.
- fat cells
- triglycerides
26
Activated form of fibroblasts.
fibroblasts
27
Inactivated form of fibroblasts.
Fibrocytes
28
Flat with fine granular cytoplasm.
Fibroblasts
29
Secrete both fibers and ground substance of the matrix.
Fibroblasts
30
Phagocytes that develop from Monocytes.
Macrophages
31
ECM turn over.
Macrophages
32
Phagocytosis of dead cells or debris.
Macrophages
33
Takes part in the antigen presentation to lymphocytes.
Macrophages
34
Shape of the nucleus of Macrophages.
oval and kidney-like
35
Antibody secreting cells that develop from B
Lymphocytes.
Plasma cell
36
___________ migrate from blood vessels to CT by ___________
- Leukocytes
- Diapedesis
37
All leukocyte except ___________ do not return to blood after entering CT
- Lymphocytes
38
acts for bacterial infection
Neutrophils
39
acts for allergic reaction
Basophils
40
acts for allergic reaction and parasitic infection
Eosinophils
41
3 granulocytes leukocytes
1. Neutrophil
2. Basophil
3. Eosinophil
42
2 agranulocytes leukocytes
1. Lymphocytes
2. Monocytes
43
Pag nasa blood palang, ____________.
Pag nasa tissue na, ____________.
- Monocytes
- Macrophages
44
6 types of connective tissue cells
1. mast cell
2. adipocytes
3. fibroblast
4. macrophages
5. Plasma cells
6. leukocytes
45
3 types of connective tissue fibers
1. Collagen fibers
2. Elastic fibers
3. Reticular fibers
46
Large fibers made of protein collagen typically the
most abundant fibers, do not branch
Collagen Fiber
47
Promote flexibility
Collagen Fiber
48
Intermediate fibers made of protein elastin
Elastic Fiber
49
Branching fibers that allow stretch and recoil
Elastic Fiber
50
Stained with aldehyde fuchsin
Elastic Fiber
51
Small delicate, branched fibers
Reticular Fiber
52
With same chemical composition as collagen
Reticular Fiber
53
Structural framework for organs e.g. spleen and lymph nodes
Reticular Fiber
54
Stained with silver stain
Reticular Fiber
55
Lubricant and barrier to invader.
Matrix Ground Substance
56
3 types of matrix ground substances.
1. Hyaluronic Acid
2. Chondroitin Sulfate
3. Other Ground Substances
57
3 examples of other ground substances
1. Dermatin Sulfate
2. Keratin Sulfate
3. Adhesion Proteins
58
Complex combination of polysaccharides and proteins found in “true” or proper connective tissue
Hyaluronic Acid
59
example of hyaluronic acid
GAG - glycosaminoglycans
60
The jellylike ground substance of cartilage, bone, skin and blood vessels
Chondroitin Sulfate
61
Types of connective tissue
1. True or proper connective tissue
2. Specialized connective tissue
62
2 types of specialized connective tissue
1. Liquid Connective Tissue
2. Supportive Connective Tissue
63
Classification of CT based on distribution
1. Loose Connective Tissue
2. Dense Connective Tissue
3. Dense irregular Connective Tissue
4. Dense regular Connective Tissue
64
8 Connective tissue with special properties
1. Mucous Connective Tissue
2. Elastic Connective Tissue
3. Reticular Connective Tissue
4. Adipose Connective Tissue
5. Pigment
6. Embyonal Connective Tissue
7. Lymphoid or adenoid Connective Tissue
8. Interstitial Connective Tissue- loose, dense
65
3 types of loose connective tissue
1. Areolar Connective Tissue
2. Adipose Connective Tissue
3. Reticular connective Tissue
66
Composition:
- all 3 types of fibers
- several types of cells
- semi-fluid ground substance
Areolar CT
67
Distribution:
- subcutaneous layer
- mucous membranes
- around blood vessels, nerves, and organs
Areolar CT
68
Function:
- strength
- support
- elasticity
Areolar CT
69
Composition:
- it has Adipocytes
Adipose CT
70
"signet ring" appearing fat cells
Adipocytes
71
store energy in form of triglycerides (lipids)
Adipocytes
72
Distribution:
- subcutaneous layer
- around organs
- yellow marrow of long bones
Adipose CT
73
Function:
- supports
- protects
- insulates,
- serves as an energy reserve
Adipose CT
74
Location of Adipose Connective Tissue
1. Hypodermis
2. Abdomen
3. Breasts
4. Around kidneys and eyeballs
75
Composition:
- Fine interlacing reticular cell and fiber
Reticular CT
75
Distribution:
- liver
- spleen
- lymph nodes
Reticular CT
76
Functions:
- forms framework (stroma) of organs
- binds together smooth muscle tissue cells
Reticular CT
77
Location:
- Lymphoid organs: lymph nodes, bone
marrow, and spleen
Reticular CT
78
3 types of dense CT
1. Dense Regular Connective Tissue
2. Dense irregular Connective Tissue
3. Dense Elastic Connective Tissue
79
Composition:
- Primarily collagen fiber
- Few elastic fiber
Dense Regular CT
80
Dominant cell in Dense regular CT
Fibroblast
81
Location:
- Tendons
- ligaments
- aponeuroses
Dense Regular CT
82
Composition:
- Irregularly arranged collagen fiber
- Some elastic fiber
Dense Irregular CT
83
Location:
- Fibrous capsules of organs and of joints
- dermis of the skin
- submucosa of the digestive tract
Dense Irregular CT
84
Composition:
- Contains high proportion of elastic fiber
Dense Elastic CT
