Tissues

Question 1

What tissue covers body surfaces and lines hollow organs, body cavities and ducts?

Answer 1

Epithelial tissue

Question 2

What tissue protects and supports the body and its organs, binds organs together, stores energy reserves as fat and provides immunity against disease-causing organisms.

Answer 2

Connective tissue

Question 3

What tissue generates the physical force needed to make body structures move and generates body heat?

Answer 3

Muscular tissue

Question 4

What tissue detects changes in inside and outside body conditions and sends responses?

Answer 4

Nervous tissue

Question 5

How are epithelial cells arranged?

Answer 5

In continuous sheets in single or multiple layers. Tightly packed together with little interstitial space between the cells.

Question 6

Why don’t epithelial tissues have blood supplies?

Answer 6

To prevent bleeding as they are constantly exposed to wear and tear

Question 7

How are epithelial tissues supplied with nutrients?

Answer 7

Diffusion from blood vessels of the lamina propria through the basement membrane

Question 8

What are the two forms of epithelial tissue?

Answer 8

Covering and lining
Glandular

Question 9

What are the main functions of epithelial tissue?

Answer 9

Protection
Secretion
Absorption

Question 10

What is basement membrane composed of?

Answer 10

More epithelial cells

Question 11

What does squamous tissue’s flat and thin structure allow for?

Answer 11

Rapid passage of substances

Question 12

Where do exocrine glands secrete into?

Answer 12

Into epithelial tissues whether through ductal systems or directly

Question 13

What kind of glands secrete mucus, saliva, digestive juice and earwax?

Answer 13

Exocrine

Question 14

What glands secrete into blood and lymph vessels?

Answer 14

Endocrine

Question 15

What glands secrete hormones?

Answer 15

Endocrine

Question 16

What are the classifications of multicellular glands?

Answer 16

Branched or unbranched
Tubular or alveolar

Question 17

What are fibroblasts?

Answer 17

Large cells with irregular processes, they produce collagen fibre, elastic fibre and the extracellular matrix

Question 18

Why do macrophages have granuals in their cytoplasm?

Answer 18

For antimicrobial activity against intracellular pathogens

Question 19

What cells are usually present in connective tissue?

Answer 19

Fibroblasts
Fat cells
Macrophages
Leukocytes
Plasma cells
Mast cells

Question 20

What are mast cells?

Answer 20

Cells that sit alongside blood vessels supplying connective tissue, they produce histamine.

Question 21

What does histamine do?

Answer 21

Dilates blood vessels

Question 22

What are the main types of mature connective tissue?

Answer 22

Loose, dense, cartilage, bone, liquid.

Question 23

What is the most common type of connective tissue?

Answer 23

Areolar

Question 24

How much of the body is made up of adipose tissue?

Answer 24

Usually 20-25%

Question 25

What are the main functions of adipose tissue?

Answer 25

Support
Thermal insulation
Storage

Question 26

Where is reticular tissue found?

Answer 26

Lymph nodes, spleen and bone marrow

Question 27

What are fibrocystes?

Answer 27

Old and inactive fibroblsts

Question 28

What type of tissue are ligaments?

Answer 28

Fibrous connective tissue

Question 29

What type of tissue?

Answer 29

Areolar connective

Question 30

What tissue?

Answer 30

Adipose

Question 31

What tissue?

Answer 31

Reticular

Question 32

What tissue?

Answer 32

Elastic

Question 33

What tissue?

Answer 33

Elastic

Question 34

What tissue?

Answer 34

Fibrous