lab exam 2

Question 1

what is the structural unit of compact bone?

Answer 1

the osteon

Question 2

which joint is fibrous connective tissue?

Answer 2

syndesmosis

Question 3

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

Answer 3

thyroid

Question 4

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

Answer 4

stratum basale

Question 5

secondary ossification centers result in _______-

Answer 5

ossification of the ends of long bones

Question 6

skin sensory receptor for touch?

Answer 6

tactile corpuscle

Question 7

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

Answer 7

the rule of nines

Question 8

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

Answer 8

elevated levels of sex hormones

Question 9

the superficial surface of the dermis has _____

Answer 9

dermal papillae

Question 10

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

Answer 10

gomphosis

Question 11

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

Answer 11

secretion of new matrix

Question 12

what is a cartialginous joint?

Answer 12

synchondroses

Question 13

eyebrow hairs are shorter than hair on your head because

Answer 13

eyebrow follicles are only active for a few months

Question 14

articulations that permit only a slight degree of movement

Answer 14

amphiarthroses

Question 15

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

Answer 15

bursae

Question 16

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

Answer 16

squamous cell carcinoma

Question 17

osteogenises is the process of

Answer 17

bone formation

Question 18

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

Answer 18

hyperextension

Question 19

gliding motion of the wrist uses

Answer 19

plane joint

Question 20

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

Answer 20

symphysis

Question 21

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

Answer 21

interstitial growth of the epiphyseal plates

Question 22

what do dendritic cells activate?

Answer 22

immune system

Question 23

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

Answer 23

hormones

Question 24

the structural unit of spongy bone is called ____

Answer 24

trabeculae

Question 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

Answer 25

porphyria

Question 26

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

Answer 26

adipose tissue

Question 27

where do cranial bones develop?

Answer 27

within fibrous membranes

Question 28

pointing toes is an example of

Answer 28

plantar flexion

Question 29

what cells help accomplish resorption

Answer 29

osteoclast

Question 30

True or False

Melanomas are rare

Answer 30

true

Question 31

what acts as a friction reducing structure?

Answer 31

tendon sheath

Question 32

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

Answer 32

osteoblasts

Question 33

synarthrotic joints

Answer 33

permit essentially no movement

Question 34

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

Answer 34

catastrophic fluid loss

Question 35

what are the most important factors influencing hair growth?

Answer 35

nutrition and hormones

Question 36

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

Answer 36

growth hormone

Question 37

3 classifications of fibrous joints

Answer 37

sutures, syndesmoses and gomphoses