Connective Tissue Specialized

Question 1

It provides SOLID SUPPORT for the body, PROTECTS VITAL ORGAN, and SERVES as a reservoir of CALCIUM, PHOSPHATE, and other IONS.

Answer 1

Bone Tissue

Question 2

Bone tissue is composed of?

Answer 2

1. ECM (Bone Matrix)
2. Osteocytes
3. Osteoblasts
4. Osteoclasts

Question 3

This is found in the CAVITIES OF LACUNAE between BONE MATRIX, with cytoplasmic processes in CANALICULI.

Answer 3

Osteocytes

Question 4

It is known as the GROWING CELLS which SYNTHESIZE and SECRETE the organic components of matrix.

Answer 4

Osteoblasts

Question 5

This is a GIANT, MULTINUCLEATED CELLS involved in removing calcified bone matrix and remodeling bone tissue.

Answer 5

Osteoclasts

Question 6

It is a LAYER of connective tissue containing osteogenic cells that OUTER the SURFACE OF BONE and has perforating fibers (Sharpey).

Answer 6

Periosteum

Question 7

It is a LAYER of connective tissue containing osteoprogenitor cells, osteoblasts, and bone lining cells, but within a sparse, delicate matrix of collagen fibers that INNER SURFACE OF BONE.

Answer 7

Endosteum

Question 8

It is a TYPE OF BONE that represents 80% of the total bone mass and is made up of SOLID BONE MATRIX.

Answer 8

Compact Bone

Question 9

It is a TYPE OF BONE that constitutes about 20% of total bone mass and SMALL BONY TRABECULAE or SPICULES.

Answer 9

Cancellous Bone (Spongy Bone)

Question 10

The BULBOUS END OF LONG BONE is composed of cancellous bone-covered
by a thin layer of compact cortical bone.

Answer 10

Epiphysis

Question 11

The CYLINDRICAL PART is almost totally dense compact bone, with a thin region of cancellous bone on the inner surface around the central marrow cavity.

Answer 11

Diaphysis

Question 12

It refers to the complex of CONCENTRIC LAMELLAE, typically 100-250 μm in diameter, surrounding a central canal that contains small blood vessels, nerves, and endosteum.

Answer 12

Osteon (Haversian System)

Question 13

Most bone in adults, compact or cancellous, has multiple layers, and is known as the MATURE BONE is organized as?

Answer 13

Lamellar Bone

Question 14

BONE DEVELOPMENT also called?

Answer 14

Osteogenesis

Question 14

It is a NONLAMELLAR and characterized by the random disposition of type I collagen fibers known as IMMATURE BONE.

Answer 14

Woven Bone

Question 15

OSSIFICATION which OSTEOBLASTS DIFFERENTIATE directly from mesenchyme and begin secreting osteoid.

Answer 15

Intramembranous Ossification

Question 16

OSSIFICATION which PRE-EXISTING MATRIX of hyaline cartilage is eroded and invaded BY OSTEOBLASTS, which then begin osteoid production.

Answer 16

Endochondral Ossification

Question 17

It is a ZONE that is composed of typical HYALINE CARTILAGE.

Answer 17

Zone of Reverse

Question 18

It is a ZONE that cartilage cells DIVIDE REPEATEDLY, ENLARGE, and SECRETE MORE type II collagen.

Answer 18

Zone of Proliferation

Question 19

It is a ZONE containing SWOLLEN, terminally differentiated chondrocytes.

Answer 19

Zone of Hypertrophy

Question 20

It is a ZONE that chondrocytes about
to UNDERGO APOPTOSIS release matrix vesicles.

Answer 20

Zone of Calcified Cartilage

Question 21

It is a ZONE that bone tissue FIRST APPEAR.

Answer 21

Zone of Ossification

Question 22

It RAISES LOW blood calcium levels

Answer 22

Parathyroid Hormone

Question 23

It REDUCES elevated blood calcium levels

Answer 23

Calcitonin

Question 24

It has an overall GROWTH-PROMOTING effect.

Answer 24

Growth Hormone

Question 25

It is REGIONS where adjacent bones are CAPPED and HELD TOGETHER firmly by other connective tissues.

Answer 25

Joints

Question 26

The bones are linked to other bones and
allow essentially NO MOVEMENT.

Answer 26

Synostoses

Question 27

It joins bones by DENSE CONNECTIVE TISSUE ONLY.

Answer 27

Syndesmoses

Question 28

It is a joint permit FREE BONE MOVEMENT.

Answer 28

Diarthroses