cosmo 1

Question 1

mantle

Answer 1

A mantle is a layer inside a planetary body bounded below by a core and above by a crust.

Question 2

nail matrix

Answer 2

The area consisting of mitotically active layer of cells at the base of the fingernail or the toenail and is responsible for the formation of the nail plate.

Question 3

nail root

Answer 3

The root of the nail is also known as the germinal matrix. Its edge appears as a white crescent, known as the lunula

Question 4

nail bed

Answer 4

The nail bed is the fleshy part of the nail unit.

Question 5

nail plate

Answer 5

The visible portion of the nail unit that rests on and is attached to the nail bed. Lunula

Question 6

lunula

Answer 6

Any small crescent- or moon-shaped area or structure.

Question 7

eponychium

Answer 7

iving skin at the base of the natural nail plate that covers the matrix area.

Question 8

cuticle

Answer 8

The outermost, noncellular, protective covering of certain organisms.

Question 9

nail grooves

Answer 9

The indentation between the edges of the nail plate and the skin.

Question 10

side walls

Answer 10

a wall forming the side of something

Question 11

perionychium

Answer 11

he tissue surrounding the nail, whether it be a fingernail or a toenail, including the tissue bordering the root and sides of the nail.

Question 12

free edge

Answer 12

The part of a nail, such as a fingernail or toenail, that extends past the flesh of the finger or toe.

Question 13

hyponychium

Answer 13

slightly thickened layer of skin that lies between the fingertip and free edge of the natural nail plate

Question 14

onychosis

Answer 14

onychosis

Question 15

etiology

Answer 15

the cause of a disease or abnormal condition

Question 16

6 signs of infection

Answer 16

pain 
swelling
redness
pus
local fever
throbbing

Question 17

onychomucosis

Answer 17

Fungus infection of the nail bed under the fingernails or toenails.

Question 18

Tinea manus

Answer 18

is a superficial dermatophyte infection involving one or both hands.

Question 19

Tinea pedis

Answer 19

Athlete’s foot

Question 20

paronychia

Answer 20

infection of the skin around your fingernails and toenails

Question 21

onychoptosis

Answer 21

the shedding or falling off of the nail

Question 22

onychia

Answer 22

nflammation of the nail folds

Question 23

onychatrophia

Answer 23

s an atrophy or wasting Away of the nail plate which causes it to lose its luster, become smaller and sometimes shed entirely

Question 24

blue nails

Answer 24

Blue nails point to inefficient circulation and not enough oxygen in your blood

Question 25

eggshell nails

Answer 25

Noticeably thin, white nail plate that is more flexible than normal.

Question 26

corrugations

Answer 26

a ridge or groove of a surface that has been corrugated.

Question 27

kolionychia

Answer 27

It refers to abnormally thin nails (usually of the hand) which have lost their convexity, becoming flat or even concave in shape

Question 28

furrows

Answer 28

a groove tracing a fingernail

Question 29

onychogryposis

Answer 29

an overgrowth (hypertrophy) and curving of the nails.

Question 30

onychocryptosis

Answer 30

Ingrown nails;nail grows into the living tissue around the nail.

Question 31

melanonychia

Answer 31

represents a brown to black discoloration of the nail plate that may be induced by benign or malignant causes.

Question 32

onychauxis

Answer 32

s a nail disorder that causes fingernails or toenails to grow abnormally thick

Question 33

agnails

Answer 33

hangnail

Question 34

bruised nail

Answer 34

Visible depressions running across the width of the natural nail plate.

Question 35

leukonychia

Answer 35

The occurrence of white spots or patches under the nails due to the presence of air bubbles between the nail and its bed.

Question 36

pterygium

Answer 36

mucous membrane that covers the white part of your eye over the cornea.

Question 37

beau’s lines

Answer 37

Transverse lines or grooves across the fingernails, or transverse depressions in the nail plate, from temporary disturbance of cell division where the nail develops.

Question 38

onychophagy

Answer 38

is an oral compulsive habit of biting one’s fingernails. It is sometimes described as a parafunctional activity, the common use of the mouth for an activity other than speaking, eating, or drinking.

Question 39

onychorrhexis

Answer 39

Split or brittle nails that also have a series of lengthwise ridges giving a rough appearance to the surface of the nail plate