week 5

Question 1

immovable joints that fuse the skull together

Answer 1

sutures

Question 2

facial bones

Answer 2

total 14
nasal 2
inferior nasal concha 2
lacrimal 2
palatine 2
zygomatic 2
maxila 2
vomer
mandible

Question 3

cranial bones

Answer 3

total 8
occipetal
temporal 2
parietal 2
frontal
spehnoid
ethmoid

Question 4

maxillae

Answer 4

2 paired bones that join to form upper jaw

articulate with every bone of the face except madible

Question 5

osteoncrosis

Answer 5

bone death particularly in the mandible

can happen due to medications having an affect on osteoclastic activity

Question 6

mental foramen

Answer 6

maintains nerve in mandible

Question 7

mandible

Answer 7

largest,strongest,facial bone

Question 8

tissue

Answer 8

a collection of similarly specialized cells

Question 9

4 basic histological tissue types

Answer 9

epithelial
connective
muscle
nervous

Question 10

2 types of epithelium

Answer 10

membranous and glandular

Question 11

characteristics of epithelium

Answer 11

1. Cellularity
2. Polarity
3. Attachment
4. Avascularity
5. Regeneration

Question 12

how is basement membrane formed

Answer 12

epithelium and adjoining connective tissue

Question 13

4 key functions of epithelium

Answer 13

protection
permeability
sensation
secretion

Question 14

tissues that bone is composed of working together include (6)

Answer 14

osseous (bony) tisssue
cartilage
dense connective tissue
epithelium
adipose tissue
nervous tissue

Question 15

bone shapes and examples

5

Answer 15

long(limbs like femur,hemurus)

short(wrist)

flat(sternum,skull bones,pelvis)

irregular(facial bones and vertebrae)

sesamoid(patella)

Question 16

connective tissue sheath surrounding the bone

has blood supply

Answer 16

periosteum

Question 17

thin vascular membrane of connective tissue that lines inner surface of bony tissue

Answer 17

endosteum

Question 18

mineral component of bone contributes to?
25% water
25% collagen fibres
50% crystalized mineral salts

Answer 18

mechanical strength
hardness
rigidity

Question 19

basic metabollic unit of bone

Answer 19

osteon or havresian system

Question 20

4 bone cells and functions

Answer 20

osteogenic cells- precursor of osteblast

osteoblasts create new bone

osteoclats reabsorb bone

osteocytes maintain bone