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HISTOLOGY LEC > TOPIC 3 - CONNECTIVE TISSUE (INTRODUCTORY) > Flashcards

TOPIC 3 - CONNECTIVE TISSUE (INTRODUCTORY) Flashcards

1
Q

Give the 5 types of connective tissue.

A
  1. Embryonic
  2. Connective tissue proper
  3. Cartilage
  4. Bone
  5. Blood
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2
Q

It is a type of connective tissue formed during the development of the embryo.

A

Embryonic connective tissue

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3
Q

Sub-divisions of embryonic connective tissue

A
  1. Mesenchyme (in embryos)
  2. Mucoid connective tissue (umbilical cord)
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4
Q

This embryonic connective tissue develops into the various connective tissues of the body.

A

Mesenchyme

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5
Q

This embryonic connective tissue is a gelatinous substance.

A

Mucoid connective tissue

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6
Q

Which embryonic germ layer is mesenchyme part of?

A

Embryonic mesoderm

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7
Q

What are the functions of connective tissues?

A
  1. Binding and support
  2. Protection
  3. Insulation
  4. Transportation
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8
Q

Give the 3 characteristics of connective tissue.

A
  1. Mesenchyme as their common tissue of origin
  2. Varying degrees of vascularity
  3. Nonliving extracellular matrix, consisting of ground substance and fibers
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9
Q

Give the 3 structural elements of connective tissue.

A
  1. Ground substance
  2. Fibers
  3. Cells
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10
Q

This is unstructured material that fills the space between cells.

A

Ground substance

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11
Q

What are the three types of fiber?

A
  1. Collagen
  2. Elastic
  3. Reticular
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12
Q

What is the composition of ground substance of connective tissue?

Note: 3 answers

A
  1. Interstitial fluid
  2. Adhesion proteins (fibronectin and laminin)
  3. Proteoglycans (glycosaminoglycans)
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13
Q

This type of fiber is tough and provides high tensile strength.

A

Collagen

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14
Q

This type of fiber is long and thin that allows for stretching.

A

Elastic

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15
Q

This type of fiber is a branched collagenous fiber that form delicate networks.

A

Reticular

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16
Q

These cells of connective tissue is found in connective tissue proper.

A

Fibroblasts

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17
Q

These cells of connective tissue is found in cartilages.

A

Chondroblasts

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18
Q

These cells of connective tissue is found in bones.

A

Osteoblasts

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19
Q

These cells of connective tissue is found in blood.

A

Hematopoietic stem cells

20
Q

Give 3 loose connective tissues.

A
  1. Areolar connective tissue
  2. Adipose connective tissue
  3. Reticular connective tissue
21
Q

This connective tissue proper has a gel-like matrix with all three connective tissue fibers; wraps and cushions organs

A

Areolar connective tissue

22
Q

This connective tissue proper reserves food stores, insulates against heat loss, and supports and protects;

A

Adipose connective tissue

23
Q

This connective tissue proper has a loose ground substance with reticular fibers; forms a soft internal skeleton, or stroma that supports other cell type.

A

Reticular connective tissue

24
Q

This connective tissue proper is found in lymph nodes, bone marrow, and the spleen.

A

Reticular connective tissue

25
Q

This connective tissue proper is found under skin, around kidneys, within abdomen, and in breasts.

A

Adipose connective tissue

26
Q

This connective tissue proper is widely distributed throughout the body.

A

Areolar connective tissue

27
Q

2 types of dense connective tissue

A
  1. Dense regular
  2. Dense irregular
28
Q

This type of dense connective tissue has a parallel collagen fibers with a few elastic fibers.

A

Dense regular

29
Q

The major cell type in dense regular is ?

A

Fibroblasts

30
Q

Give the 3 locations where you can find dense regular connective tissue.

A
  1. Tendons
  2. Ligaments
  3. Aponeuroses
31
Q

This type of dense connective tissue is irregularly-arranged collagen fibers with some elastic fibers.

A

Dense irregular

32
Q

Both dense regular and irregular has fibroblast as its major cell type. True or False?

33
Q

DENSE REGULAR: TENSION::DENSE IRREGULAR: ATTACHMENT

Correct or wrong?

A

Wrong, other way around.

34
Q

Give the three locations where you can find dense irregular connective tissue proper.

A
  1. Dermis
  2. Submucosa of digestive tract
  3. Fibrous organ capsules
35
Q

This type of connective tissue is amorphous, firm matrix with imperceptible network of collagen fibers.

A

Hyaline cartilage

36
Q

This type of connective tissue is found in embryonic skeleton, the end of long bones, nose, trachea, and larynx.

A

Hyaline cartilage

37
Q

This connective tissue has the same matrix with hyaline cartilage but less firm with thick collagen fibers.

A

Fibrocartilage

38
Q

Give the 3 locations of fibrocartilage.

A
  1. Intervertebral discs
  2. Pubic symphysis
  3. Discs of the knee joint
39
Q

What is the function of fibrocartilage?

A

Provides tensile strength and absorbs compressive shock

40
Q

This connective tissue has hard, calcified matrix with collagen fibers.

A

Osseous tissue

41
Q

This connective tissue supports, protect, and provides levers for muscular action.

A

Osseous tissue

42
Q

This connective tissue stores calcium, minerals, and fat.

A

Osseous tissue

43
Q

This connective tissue is in a fluid matrix.

44
Q

Function of blood as connective tissue

A

Transport of respiratory gases, nutrients, and wastes

45
Q

Location of blood

A

Blood vessels

HISTOLOGY LEC (20 decks)

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