Chapter 4 Epithelial tissue Flashcards

1
Q

Use the key to classify each of the following described tissue types into one of the four major tissue categories.
Key:
A - Connective tissue
B - epithelium
C - muscle
D - nervous tissue

  1. tissue type composed largely of nonliving extracellular matrix; important in protection and support
  2. the tissue immediately responsible for body movement
  3. the tissue that enables us to be aware of the external environment
  4. the tissue that lines our body cavities and covers surfaces
A
  1. A
  2. C
  3. D
  4. B
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2
Q

An epithelium that has several layers, with an apical layer of flattened cells is called
A. ciliated
B. columnar
C. stratified
D. simple
E. squamous

A

E

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3
Q

the gland type that secretes products such as milk ,saliva ,bile or sweat through a duct is called
A. an endocrine gland
B. an exocrine gland

A

B. exocrine gland

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4
Q

the membrane which lines body cavities that open to the exterior is a
A. endothelium
B. cutaneous membrane
C. mucous membrane
D. serous membrane

A

C. serous membrane

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5
Q

scar tissue us a variety of
A. epithelium
B. connective tissue
C. muscle tissue
D. nervous tissue
E. all of the above

A

B. connective tissue

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6
Q

name the primary cell type
in connective tissue
In cartilage
In bone

A

Fibrocyte, chondrocyte and osteocyte

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7
Q

name the two major components of the extracellular matrix and if applicable subclass of each component

A

fibers and ground substance

Subclass of fibers: collagen, elastic, and reticular

Subclass of ground substance: interstitial fluid, cell adhesion proteins and proteoglycans

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8
Q

name the specific connective tissue type found in the following body locations
A. forming the soft packing around organs
B. supporting the ear pinna
C. forming “stretchy” ligaments
D. first connective tissue in the embryo
E. forming the intervertebral discs
F. covering the ends of bones at joint surfaces
G. main component of subcutaneous tissue

A

A. areolar connective tissue
B. elastic cartilage
C. elastic connective tissue
D. mesenchyme
E. fibrocartilage
F. hyaline cartilage
G. adipose tissue

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9
Q

what it the function of macrophages

A

defend immune system and destroy bacteria, dead cells and other debris

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10
Q

Name the special characteristics of epithelium
(CAP VR)

A

cellularity, attachment, polarity, vascularity, and regeneration

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11
Q

what functions does epithelial tissue accomplish

A
  • protection
  • absorption
  • filtration
  • excretion
  • secretion
    -sensory
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12
Q

Describe the exocrine gland

A
  • secretes oil, mucus, sweat onto the body
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13
Q

describe the endocrine gland

A
  • secretes hormones into the blood
  • loses duct during development
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14
Q

what does simple epithelial tissue do

A
  • absorbs, secretes and filtrates
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15
Q

where do you find stratified tissue ?

A

high absorption areas and protection areas

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16
Q

what is the function of simple squamous and where can it be found

A

function - allows materials to pass by diffusion and filtration
- lungs and blood vessels

17
Q

what is the function of stratified squamous tissue and where can it be found

A

function- protects underlying tissues
- found in the esophagus and mouth

18
Q

what is the function of simple cuboidal and where can it be found

A

function- secretion and absorption
- found in the kidneys, ducts and sensory glands

19
Q

what is the function of transitional tissue and where can it be found

A

function- stretches, permits stored urine
- can be found in the uterus and bladder

20
Q

what is the function of simple columnar and where can it be found

A

function- absorbs, secretion of mucus
- can be found in the digestive tract, gallbladder and ducts and glands

21
Q

what is the function of pseudo stratified columnar and where can it be found

A

function- secrete substance
- can be found in the trachea