BRS-HISTO CH 6 "Connective Tissue"

Question 1

what isisacolorless,transparent,gel-likematerialinwhichthecellsandfibersof connective tissue are embedded.

Answer 1

ground substance ECM

Question 2

what stains black with silver salts

Answer 2

reticular fibers

Question 3

what are coiled branched fiber

Answer 3

elastic fibers

Question 4

what contains a single large fat droplet

Answer 4

white adipose tissue

Question 5

what arises from myeloid stem cells in bone marrow and are usually near small blood vessels

Answer 5

mast cells

Question 6

what arephagocytosingcellsofconnectivetissue.They are responsible for removing large particulate matter and assisting in the immune response. They also secrete substances that function in wound healing.

Answer 6

macrophages

Question 7

arise from lymphoid stem cells during hemopoiesis

Answer 7

lymphoid cells

Question 8

areantibody-manufacturingcellsthatarisefromactivatedBlym-

phocytes and are responsible for humoral immunity.

Answer 8

plasma cell

Question 9

are white blood cells that possess cytoplasmic granules and arise from myeloid stem cells during hemopoiesis.

Answer 9

granulocytes

Question 10

s a loose connective tissue that is the main constituent of the umbilical cord. It consists of a jellylike matrix with some collagen fibers in which large stellate fibroblasts are embedded.

Answer 10

mucous tissue Wharton’s Jelly

Question 11

embryonic CT

Answer 11

mucous connective tissue and mesenchymal tissue

Question 12

has few fibers but more cells then dense CT

well vasculairzed
flexible
not resistent to stress

Answer 12

areolar ct (loose)

Question 13

contains more fibers but fewer cells than loose connective tissue.

Answer 13

Dense CT

Question 14

which contains fiber bundles that have no definite orientation. This tissue is characteristic of the dermis and capsules of many organs.

Answer 14

dense irregular

Question 15

which contains fiber bundles and attenuated fibrob- lasts that are arranged in a uniform parallel fashion.
only in tendons and ligaments

Answer 15

dense regular

Question 16

is composed of coarse, branching elastic fibers with a sparse network of collagen fibers and some fibroblasts filling the interstitial spaces. It

in
dermis
lungs
elastic cartilage
elastic ligaments

Answer 16

elastic tissue

Question 17

consists mostly of a network of branched reticular fibers

Answer 17

reticular tissue

Question 18

5 types of CT proper

Answer 18

areolar
dense
elastic
reticular
adipose

Question 19

is composed of multilocular adipose cells, which contain many large mitochondria.

Answer 19

brown adipose tissue

Question 20

This tissue is found in infants (also in hibernating animals) and is much reduced in adults.

Answer 20

brown adipose tissue

Question 21

specialized CT consist of what two things

Answer 21

cartilage
bone
blood

Question 22

Which one of the following statements regarding collagen is true?
(A) It is composed of tropocollagen.
(B) Reticular fibers are composed of type II
collagen.
(C) It is synthesized mostly by mast cells.
(D) Elastic fibers are composed of type IV
collagen.
(E) Type II collagen is most common in con-
nective tissue proper.

Answer 22

A

Question 23

Dense regular connective tissue is present in
(A) capsules of organs. (B) basement membrane. (C) tendons.
(D) skin.
(E) dermis.

Answer 23

C

Question 24

Ofthefollowingcelltypesfoundinconnec- tive tissue, which is most often present along capillaries and resembles fibroblasts?
(A) Plasma cell (B) Lymphocyte (C) Macrophage (D) Mast cell
(E) Pericyte

Answer 24

E

Question 25

Synovial fluids of normal joints are usually devoid of collagen. Patients with rheumatoid diseases have various types of collagen in their synovial fluid, depending on the tissue being damaged. If a patient has type II collagen in the synovial joint, which of the following tissues is being eroded? (A) Vascular endothelium (B) Compact bone (C) Vascularsmoothmuscle (D) Articular cartilage (E) Synovialmembrane

Answer 25

D

Question 26

Which one of the following cell types arises from monocytes? | (A) Plasma cells (B) Fibroblasts (C) Lymphocytes (D) Macrophages (E) Mast cells

Answer 26

D

Question 27

Foreign body giant cells are formed by the coalescence of | (A) macrophages. (B) lymphocytes. (C) fibroblasts. (D) adipose cells. (E) plasma cells.

Answer 27

A

Question 28

Which one of the following cell types in the connective tissue arises from myeloid stem cells? (A) Pericytes (B) Eosinophils (C) Fibroblasts (D) Osteoblasts (E) Adipocytes

Answer 28

B

Question 29

Which of the following cell types is responsible for anaphylactic shock? (A) Fibroblasts (B) Eosinophils (C) Pericytes (D) Mast cells (E) Macrophages

Answer 29

D

Question 30

Which one of the following statements regarding proteoglycans is true? (A) They consist of a core of fibrous protein covalently bound to glycoproteins. (B) They are attached to ribonucleic acid. (C) They are binding sites for deoxyribonu- cleic acid (DNA). (D) They are composed of a protein core to which glycosaminoglycans are attached. (E) They are the exclusive substance of the extracellular matrix along with collagen.

Answer 30

D | Proteoglycans consist of a protein core to which glycosaminoglycans are attached

Question 31

Which one of the following statements concerning loose connective tissue is true? (A) It is less abundant than dense connective tissue. (B) It has a lower proportion of cells to fibers than does dense connective tissue. (C) It acts as a medium for exchange of nutrients and wastes between the blood and tissues. (D) It provides structural support for organs. (E) It consists of many fibers in which vari- ous types of cells are embedded.

Answer 31

C