EXAM 1 REVIEW (Unit 5)

Question 1

Describe the cells in epithelial tissue

Answer 1

Closely packed cells, arranged in sheets

Question 2

Describe the anatomy (from top to bottom) of the epithelial tissue

Answer 2

(top to bottom)
-apical surface
-basement membrane
-connective tissue

Question 3

_________ means no room for blood vessels

Answer 3

avascular

Question 4

avascular depends on _____________ for oxygen

Answer 4

underlying connective tissue

Question 5

what are the two types of epithelial tissue?

Answer 5

apical and basal

Question 6

Epithelial tissue: top = _______ base = ______

Answer 6

top = apical, base = basal

Question 7

What are the 3 cell shapes of the epithelial tissue?

Answer 7

• Squamous (squashed flat)
• Cuboidal (cubes)
• Columnar (columns- tall and cylindrical)

Question 8

what is transitional tissue?

Answer 8

A tissue that can transform from cuboidal to flat, found in the bladder. THIS IS NOT A CELL SHAPE

Question 9

-has a single row of flat cells
-found in alveoli, glomeruli, serosa, and endothelium

Answer 9

Simple squamous epithelium

Question 10

what type of epithelium allows rapid diffusion of substances; secretes serous fluid

Answer 10

simple squamous epithelium

Question 11

what is endothelium?

Answer 11

simple squamous that lines the inside of us (such as blood vessels, lymphatic vessels, ect)

Question 12

• has a single row of tall, narrow cells
• inner lining of uterus, and intestinal tract

Answer 12

simple columnar epithelium

Question 13

_______________
- may have goblet cells = mucus production
-may have microvilli
-may be ciliated

Answer 13

simple columnar epithelium

Question 14

-multilayered epithelium with rounded surface cells that flatten when the tissue is stretched
-stretches to allow filling of urinary tract
- found in the urinary tract- bladder

Answer 14

Transitional Epithelium

Question 15

What are the three basic elements of connective tissue?

Answer 15

Cells, ground substance, fibers

Question 16

matrix =

Answer 16

ground substance and fibers

Question 17

What are the three types of fibers?

Answer 17

1. Collagen
2. Elastic
3. Reticular

Question 18

Is cartilage vascular?

Answer 18

No

Question 19

Describe the 3 fiber types:

Answer 19

1. Collagen- thick (found in bone, cartilage, ligaments, tendons)
2. elastic- thin (found in skin, blood vessel walls, lungs)
3. reticular- medium sized (found in basement membrane, organs)

Question 20

Connective tissue is usually ________ vascular

Answer 20

highly vascular

Question 21

what tissue has a loose network of reticular fibers and cells?

Answer 21

reticular tissue

Question 22

Reticular tissue is found in the ________________

Answer 22

lymph nodes, thymus, spleen, and bone marrow

Question 23

What is adipose tissue for?

Answer 23

Energy storage, insulation, space filled cushioning

Question 24

Large empty looking cells with thin margins, and the nucleus pressed against the cell membrane

Answer 24

adipose tissue

Question 25

What are the major types of cartilage?

Answer 25

hyaline, fibrocartilage, elastic cartilage

Question 26

________ is supportive connective tissue with a rubbery matrix

Answer 26

cartilage

Question 27

___________ are immature and produce matrix. Once mature and surrounded, they're called _________

Answer 27

immature- chondroblasts mature- chondrocytes

Question 28

________ has no blood vessels

Answer 28

cartilage

Question 29

Since cartilage has no blood vessels, ________ must bring in nutrients and remove wastes

Answer 29

diffusion

Question 30

what are the 3 major types of blood cells

Answer 30

RBC's, WBC's and platelets

Question 31

What are the two cells in the nervous system?

Answer 31

Neuron and neuroglia

Question 32

What cells looks like an aardvark and conducts nerve impulses?

Answer 32

neuron (has a cell body with a nucleus) (axon and dendrites)

Question 33

What cell provides support for the neuron and is the site of tumors?

Answer 33

neuroglia

Question 34

What are the 3 types of muscle tissues?

Answer 34

1. Skeletal 2. Cardiac 3. Smooth

Question 35

This muscle tissue is striated (alternating light/ dark bands), voluntary, and found in skeletal muscles

Answer 35

skeletal muscle tissue

Question 36

This muscle tissue is striated, involuntary, intercalated discs (aid in electrical conduction) and found in the heart

Answer 36

cardiac muscle tissue

Question 37

This muscle tissue is non-striated, involuntary, and found in the intestines

Answer 37

smooth muscle tissue