Epithelial Tissue

Question 1

Name the 4 types of tissue?

Answer 1

1. EPITHELIAL TISSUE
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2. CONNECTIVE TISSUE
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3. MUSCLE TISSUE
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4. NERVOUS TISSUE

Question 2

What is a tissue?

Answer 2

GROUP OF SIMILAR CELLS THAT FUNCTION TOGETHER TO PERFORM SPECIALIZED ACTIVITIES.

Question 3

Where is epithelial tissue found?

Answer 3

COVERS BODY SURFACES
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LINES HOLLOW ORGANS, BODY CAVITIES, & DUCTS

Question 4

Epithelial tissue forms _________.

Answer 4

GLANDS

Question 5

Epithelial tissue is arranged in continuous _______ to cover all ‘free’ surfaces.

Answer 5

SHEETS

Question 6

TRUE or FALSE

Epithelial tissue can be arranged in single or multiple layers.

Answer 6

TRUE

Question 7

Name the 3 functions of epithelial tissue?

Answer 7

SELECTIVE BARRIERS
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SECRETORY SURFACES
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PROTECTIVE SURFACES

Question 8

List as many examples of epithelial tissue as you can?

Answer 8

SKIN
GASTROINTESTINAL TRACT
RESPIRATORY TRACT
URINARY TRACT
LINING OF BLOOD VESSELS AND THE HEART
GLANDS

Question 9

Explain the 3 different surfaces of epithelial tissues?

Answer 9

'FREE' aka APICAL SURFACE (top)
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LATERAL SURFACES (connected sides of cells)
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BASAL SURFACE (bottom of epithelium)

Question 10

Epithelial tissue is ____________ (without blood), and has a nerve supply.

Answer 10

AVASCULAR

Question 11

What is the name of the thin layer that anchors the epithelial cells to the underlying connective tissue, supporting the epithelium?

Answer 11

BASEMENT MEMBRANE

Question 12

The basement membrane provides a surface for cell migration during ________ and ________ healing.

Answer 12

GROWTH
and
WOUND healing

Question 13

Name the 2 classifications of epithelial tissue structure?

Answer 13

1. LAYERING
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2. SHAPE

Question 14

What is one layer of tissue good for the passage of substances referred to as?

Answer 14

SIMPLE

EPITHELIAL TISSUE

Question 15

What is the name for a single later of tissue, where not all cells reach the free surface?

***Some will have cilia, encouraging movement in the cell, some will secrete mucous (goblet cells)

Answer 15

PSEUDOSTRATIFIED

EPITHELIAL TISSUE

Question 16

What is the name for more than one layer of epithelial tissue (which is good for protection)?

Answer 16

STRATIFIED

EPITHELIAL TISSUE

Question 17

When epithelial tissue cells are flat and thin, providing for rapid movement of substances and protection, what is it called?

Answer 17

SQUAMOUS

EPITHELIAL TISSUE

Question 18

When epithelial tissue cells are cube (or hexagon) shaped and the free surface have microvilli, providing for either secretion or absorption, what is it called?

Answer 18

CUBOIDAL

EPITHELIAL TISSUE

Question 19

When epithelial tissue cells are taller and wide and the free surface have cilia or microvilli, providing for either secretion or absorption, what is it called?

Answer 19

COLUMNAR

EPITHELIAL TISSUE

Question 20

Name the 3 layers of epithelial tissue?

Answer 20

SIMPLE EPITHELIAL TISSUE
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PSEUDOSTRATIFIED EPITHELIAL TISSUE
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STRATIFIED EPITHELIAL TISSUE

Question 21

Name the 3 shapes of epithelial tissue?

Answer 21

SQUAMOUS EPITHELIAL TISSUE
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CUBOIDAL EPITHELIAL TISSUE
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COLUMNAR EPITHELIAL TISSUE

Question 22

The skin is made up of which form of layer and shape of epithelial tissue?

Answer 22

STRATIFIED
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SQUAMOUS

Question 23

The glandular epithelium boasts 2 kinds, what are they?

Answer 23

EXOCRINE
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ENDOCRINE

Question 24

What are glands called which secrete their products into ducts (tubes) that empty onto the epithelial surface?

Answer 24

EXOCRINE GLANDS

Question 25

What are some examples of exocrine glands?

Answer 25

SWEAT
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SALIVARY
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OIL

Question 26

What are glands called which secrete their products into the interstitial fluid and diffuse directly into the bloodstream without flowing through any duct?

Answer 26

ENDOCRINE GLANDS

Question 27

What are some examples of endocrine glands?

Answer 27

PITUITARY
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THYROID
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ADRENALS