Epithelium and Connective Tissue Review

Question 1

The formation of scar tissue following surgery or wounding is largely due to

Answer 1

Fibroblasts

Question 2

Aponeuroses are composed of which type of connective tissue proper?

Answer 2

Dense regular connective tissue

Question 3

Given the structure of a cilium, you would not expect to find cilia on which of these types of epithelial tissue?

Answer 3

Stratified squamous keratinized epithelium

Question 4

A free surface specialization only found on hair cells of the inner ear and in epididymis of male reproductive system is:

Answer 4

Stereocilia

Question 5

Where is stratified cuboidal epithelium found?

Answer 5

Excretory ducts of salivary and sweat glands.

Question 6

Which is the function of hemidesmosomes?

Answer 6

Attach epithelial cells to basement membrane

Question 7

The connective tissue that is found in a tendon is:

Answer 7

dense and regular

Question 8

What is the most abundant protein in the human body?

Answer 8

Collagen

Question 9

What is the name for the unicellular glands that secrete lubricating mucus?

Answer 9

Goblet cells

Question 10

What do these cell types have in common: Microglia, osteoclasts, and Kupffer cells?

Answer 10

They are part of the mononuclear phagocyte system.

Question 11

Which type of secretion do sebaceous glands have?

Answer 11

Holocrine

Question 12

Which of these is not a function of macrophages?

Answer 12

Hemopoiesis

Question 13

What is the function of the adherent junctions?

Answer 13

Strengthen adjacent tight junctions

Question 14

What is the function of mucoid connective tissue?

Answer 14

Protection of blood vessels in the umbilical cord.

Question 15

What are the two main components of extracellular matrix?

Answer 15

Ground Substance and Protein Fibers

Question 16

The connective tissue cell whose role is to release stored granules to mediate an inflammatory response is the

Answer 16

Mast cell

Question 17

Connective tissue forms the ________________of many organs.

Answer 17

Stroma

Question 18

Compound Acinar is found in

Answer 18

Exocrine cells of the pancreas

Question 19

Simple branched acinar is found in

Answer 19

Cutaneous sebaceous glands

Question 20

Compound tubuloacinar is found in

Answer 20

Salivary Glands

Question 21

Simple tubular is found in

Answer 21

Mucous glands of colon

Question 22

Coiled tubular is found in

Answer 22

Sweat glands

Question 23

The 9 + 2 axoneme of a cilium is very similar to the flagellum that is found in

Answer 23

Sperm cells

Question 24

Reticular fibers are made of type III collagen. They function as a supportive stroma in which organs/glands?

Answer 24

Lymphoid organs
Hematopoietic organs
Endocrine glands

Question 25

The dermis of the skin contains which type of connective tissue proper?

Answer 25

Dense irregular connective tissue

Question 26

One type of GAG is chondroitin sulfate, which functions in space-filling, cushioning, and lubrication. One tissue where this molecule is found is

Answer 26

Cartilage

Question 27

The type of gland which has no duct is the

Answer 27

Endocrine gland

Question 28

One major function of connective tissue proper is to physically support and connect other tissues. A second major function is to

Answer 28

Maintain water as interstitial fluid for nutrient and metabolite diffusion, using hydrostatic and osmotic pressure.

Question 29

One of the features of urothelium is that

Answer 29

It has a layer of umbrella cells. It lines much of the urinary tract. It is distensible

Question 30

Collagen synthesis is a product of which of the following cells?

Answer 30

Fibroblasts

Question 31

The brush border is formed by

Answer 31

Microvilli of intestinal epithelial cells

Question 32

The type of connective tissue proper immediately adjacent to the epithelium (e.g. the papillary layer of skin) is most likely to be

Answer 32

Loose connective tissue

Question 33

Edema is the excessive accumulation of interstitial fluid in connective tissue. Where does this fluid come from before it accumulates in the connective tissue?

Answer 33

Blood

Question 34

Mesenchyme is an embryonic tissue composed of undifferentiated cells that have the ability to produce connective tissue proper, bone, cartilage, and muscle, among others. From which major embryonic tissue is mesenchyme derived?

Answer 34

Mesoderm

Question 35

Endothelium is a type of epithelial tissue that lines the inner surface of blood vessels, and regulates passage of substances into the tissue below. Endothelium is composed of cells with what type of arrangement and shape?

Answer 35

Simple squamous

Question 36

The largest and most unique GAG (glycoaminoglycan) is:

Answer 36

Hyaluronic acid (hyaluronan)

Question 37

The intercellular seal of tight junctions ensures that molecules crossing an epithelium in either direction do so by going through the cells rather than between them. This path between the cells is called the

Answer 37

Paracellular pathway

Question 38

Which of the following types of epithelia has all cells attached to the basal lamina, but not all cells reach the free surface?

Answer 38

Pseudostratified columnar

Question 39

Loss of the microvilli of absorptive cells in the small intestine may be caused by

Answer 39

Gluten-sensitive enteropathy