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Flashcards in lab exam 2 Deck (37):
1

what is the structural unit of compact bone?

the osteon

2

which joint is fibrous connective tissue?

syndesmosis

3

which gland or organ produces hormones that tend to decrease blood calcium levels?

thyroid

4

which layer of epithelium is responsible for cell division and replacement?

stratum basale

5

secondary ossification centers result in _______-

ossification of the ends of long bones

6

skin sensory receptor for touch?

tactile corpuscle

7

how do physicians estimate the extent of burn damage associated with such dangerous fluid loss?

the rule of nines

8

what could be the cause of the epiphyseal plate of the long bones of children closing too early?

elevated levels of sex hormones

9

the superficial surface of the dermis has _____

dermal papillae

10

a fibrous joint that is a peg-in-socket is called a _______ joint

gomphosis

11

cartilage grows in two ways, appositional and interstitial. what is appositional?

secretion of new matrix

12

what is a cartialginous joint?

synchondroses

13

eyebrow hairs are shorter than hair on your head because

eyebrow follicles are only active for a few months

14

articulations that permit only a slight degree of movement

amphiarthroses

15

what is a connective tissue sac lined with synovial membranes that act as cushions in places where friction develops?

bursae

16

which skin cancer appears as scaly reddended papule and tends to grow rapidly and metastasize?

squamous cell carcinoma

17

osteogenises is the process of

bone formation

18

bending your head back until it hurts is an a example of

hyperextension

19

gliding motion of the wrist uses

plane joint

20

a joint united by dense fibrocartilaginous tissue that usually permits a slight degree of movement is a _____

symphysis

21

lengthwise, long bone growth during infancy and youth is exclusively through____

interstitial growth of the epiphyseal plates

22

what do dendritic cells activate?

immune system

23

sebaceous glands secrete sebum. the secretion of sebum is stimulated by ______

hormones

24

the structural unit of spongy bone is called ____

trabeculae

25

what is an inheritied condition that affects the heme pathway it leaves the skin scarred and gums degenerated and may have lead to the folklore about vampires

porphyria

26

what is the hypodermis made up of that makes it good shock absorber?

adipose tissue

27

where do cranial bones develop?

within fibrous membranes

28

pointing toes is an example of

plantar flexion

29

what cells help accomplish resorption

osteoclast

30

True or False
Melanomas are rare

true

31

what acts as a friction reducing structure?

tendon sheath

32

what is absolutely required for bone growth or healing from a fracture?

osteoblasts

33

synarthrotic joints

permit essentially no movement

34

what is the first threat to life from a massive third degree burn?

catastrophic fluid loss

35

what are the most important factors influencing hair growth?

nutrition and hormones

36

what hormone is of greatest importance for bone growth during infancy and childhood

growth hormone

37

3 classifications of fibrous joints

sutures, syndesmoses and gomphoses