Tissues

Question 1

Epithelium

Answer 1

• named based on arrangement and shape

- covers and lines

Question 2

Simple Squamous

Answer 2

• single layer of flat cells

- air sacs of lungs or lining of blood vessels

Question 3

Simple Cuboidal

Answer 3

• single layer of cubed cells

- lines the kidney tubule

Question 4

Simple Columnar

Answer 4

• single layer of column cells

- lines small intestine

Question 5

Stratified Squamous

Answer 5

• multiple layers of flat cells

- skin or inside of mouth

Question 6

Stratified Cuboidal

Answer 6

• multiple layers of cubed cells

- sweat glands

Question 7

Stratified Columnar

Answer 7

-multiple layers of column like cells

Question 8

Pseudostratified Columnar

Answer 8

• appears to have layers due to the nuclei which are at various depths
• all cells attach to basement membrane
• trachea

Question 9

Transitional

Answer 9

• cells change shape depending on the state of stretch in the tissue
• urinary bladder

Question 10

Glandular

Answer 10

-cluster together and produce various secretions

Question 11

Endocrine Glands

Answer 11

• secrete contents directly to the blood

- insulin from pancreas

Question 12

Exocrine Glands

Answer 12

• secrete contents via a duct

- sweat or earwax

Question 13

Characteristics of Connective Tissue

Answer 13

• collagen
• highly vascular
• many nerves
• sparse cells
• surrounded by extracellular membrane

Question 14

Functions of Connective Tissue

Answer 14

• bind tissues together
• support and strengthen tissue
• protect and insulate internal organs
• compartmentalize and transport
• energy reserves and immune response

Question 15

Loose Connective Tissue

Answer 15

• areolar
• adipose
• reticular

Question 16

Areolar

Answer 16

• most widely distributed in the body
• attached skin to underlying tissues
• acts as a packing between glands, muscles, and nerves

Question 17

Adipose

Answer 17

• located deep to the skin and around organs and joints

- reduce heat loss, serves as padding, energy source

Question 18

Reticular

Answer 18

• a network of interlacing reticular fibers and cells

- provides structure in liver, kidney, spleen, lymph nodes

Question 19

Dense Connective Tissue

Answer 19

• dense irregular
• dense regular
• elastic

Question 20

Dense Irregular

Answer 20

• consists of fibroblasts and collagen fibers randomly arranged
• pericardium of heart

Question 21

Dense Regular

Answer 21

-comprise tendons. ligaments, and other strong attachments

Question 22

Elastic

Answer 22

• consists predominantly of fibroblasts and elastic fibers

- allows stretching of the aorta

Question 23

Cartilage

Answer 23

• hyaline
• fibrocartilage
• elastic cartilage

Question 24

Hyaline

Answer 24

• most abundant type of cartilage
• provides a smooth surface for joint movements
• covers the ends of long bones

Question 25

Fibrocartilage

Answer 25

- very strong, tough cartilage with thick bundles of collagen fibers - menisci in knee joints

Question 26

Elastic Cartilage

Answer 26

- consists of chondrocytes located in threadlike network of elastic fibers - auricle of ear

Question 27

Blood and Lymph

Answer 27

- blood has many cells and fibers | - lymph various based on location

Question 28

Muscle Tissue

Answer 28

- skeletal - cardiac - smooth

Question 29

Skeletal

Answer 29

- striated - voluntary - multiple nuclei

Question 30

Cardiac

Answer 30

- striated - involuntary - one or two nuclei per cell

Question 31

Smooth

Answer 31

- no striations - single nucleus - involuntary - found in walls of blood vessels