Integumentary System

Question 1

Integumentary refers to

Answer 1

SKIN

Question 2

Functions of Integumentary system

Answer 2

Protection
Synthesis
Sensation
Homeostasis
Thermoregulation
Excretion

Question 3

BQ. Largest organ in the body

Answer 3

Skin

Question 4

BQ. Largest internal organ of the body

Answer 4

Liver

Question 5

Skin is capable of having Thermoregulation due to?

Answer 5

Arterovenous anastomoses

Question 6

Main function of Vit. D

Answer 6

Calcium absorption

Question 7

Define Homeostasis

Answer 7

Balance of the internal and external environment of the body

Question 8

Major layers of the Skin

Answer 8

Epidermis

Dermis

Question 9

Other name for epidermis

Answer 9

epithelial tissue

Question 10

Epithelial lining of the skin

Answer 10

keratinized stratified squamous

Question 11

T/F: Epidermis has no blood supply

Answer 11

false

Question 12

T/F: Epidermis has blood vessels

Answer 12

False

Question 13

receptor present in Epidermis

Answer 13

Free nerve endings

Question 14

Layers of Epidermis (innermost to outermost)

Answer 14

BASALE
SPINOSUM
GRANULOSUM
LUCIDUM
CORNEUM

Question 15

Layer of epidermis with the highest mitotic activity

Answer 15

Basale

Question 16

What proteins are present in Basale?

Answer 16

Keratin

Melanin

Question 17

Other name for Basale

Answer 17

Germinativum

Question 18

Other name for Spinosum

Answer 18

Spinous cell layer

Question 19

layer of epidermis that contains lipids and hydrolytic enzymes

Answer 19

Spinosum

Question 20

granules present in Granulosum

Answer 20

keratohyaline

Question 21

protein present in Lucidum

Answer 21

Eledin

Question 22

Layer present only in Palm and Soles

Answer 22

Lucidum

Question 23

outermost layer that contains SQUAMES

Answer 23

Corneum

Question 24

2 layers with mitotic activity

Answer 24

Basale and Spinosum

Question 25

This layer contains the stratum Basale and Spinosum

Answer 25

Malphigian layer

Question 26

Thickest stratum in THICK skin

Answer 26

Lucidum

Question 27

Thickest stratum in THIN skin

Answer 27

Corneum

Question 28

SUQAMES produces?

Answer 28

dead skin

Question 29

Main cell of epidermis

Answer 29

Keratinocytes

Question 30

Melanocyte is mainly found in what stratum?

Answer 30

BASALE

Question 31

responsible for pigmentation of skin

Answer 31

Eumelanin

Question 32

The only immunity cell of the skin

Answer 32

Langerhan cells

Question 33

Langerhan cells is mainly found in what stratum?

Answer 33

Spinosum

Question 34

Langerhan is produced where?

Answer 34

Bone marrow

Question 35

the mechanoreceptor of the skin

Answer 35

Merkel cells

Question 36

Thin, fibrous, extracellular matrix of tissues that separated the lining of epidermis and dermis

Answer 36

Basement membrane

Question 37

Basement membrane is found beneath what stratum?

Answer 37

Basale

Question 38

other names for dermis

Answer 38

Lamina propia | Connective tissue

Question 39

protein abundant in Dermis

Answer 39

collagen

Question 40

Most abundant protein in the body

Answer 40

Collagen

Question 41

Layers of Dermis

Answer 41

Papillary | Reticular

Question 42

moderaty dense irregular CT with THIN collagenous bundle

Answer 42

Papillary

Question 43

dense connective tissue with THICK collagenous bundle

Answer 43

Reticular

Question 44

Layer of dermis responsible for THUMBMARK

Answer 44

Papillary

Question 45

the attachment of epidermis and dermis is via?

Answer 45

Hemidesmosome

Question 46

attachment of papillary and reticular layers is via?

Answer 46

Desmosome

Question 47

Difference bet. Hemidesmosome and Desmosome

Answer 47

Hemidesmosome- attachment of 2 diff. type of cell Desomosome- attachment of same type of cells

Question 48

The junction of epidermis and dermis layer is called?

Answer 48

Rete pegs

Question 49

BQ. Shape of rete pegs

Answer 49

Scalloped/ wave

Question 50

Glands of Dermis

Answer 50

Sebaceous Eccrine Apocrine

Question 51

Gland that produces sebum (fats)

Answer 51

Sebaceous

Question 52

Location of Sebaceous gland in the body

Answer 52

Entire body except Palm and Sole

Question 53

Gland involve in regulating body temperature

Answer 53

Eccrine gland

Question 54

Location of Eccrine gland

Answer 54

Entire body except lips and external genitalia

Question 55

Excretion of fluid with destruction of the cells

Answer 55

Holocrine type

Question 56

Type of excretion in Eccrine gland

Answer 56

Merocrine type

Question 57

Type of gland secretion in which the top of the cell is lost during secretion

Answer 57

Apocrine type

Question 58

Gland ass. with hair follicle and triggered when there is emotional stress

Answer 58

Appocrine

Question 59

Location of Apocrine in the body

Answer 59

Axilla Mons pubis areola peri anal region

Question 60

Musle found at the base of hair follicle

Answer 60

Arrector Pili Muscle

Question 61

compensation of the body to cold temperature

Answer 61

contraction of arrector pili muscle by causing the hair follicle to stand up straight for it to generate heat

Question 62

BQ. Muscle responsible for goosebumps

Answer 62

Arrector pili muscle

Question 63

What are the sensory nerve ending?

Answer 63

``` Free nerve endings Pacinian corpuscles Meissner corpuscles Ruffini End bulb of Krause ```

Question 64

``` Sensory nerve endings for heat? cold? pain? heavy touch pain? light touch pain? ```

Answer 64

``` Ruffini End bulb of Krause Pacinian Meissner Free nerve endings ```

Question 65

otherwise known as subcutaneous

Answer 65

Hypodermis

Question 66

Fats in hypodermis is responsible for?

Answer 66

Insulation

Question 67

What are the accessory integumentary of the body?

Answer 67

Nailbeds | hair follicle

Question 68

Most abundant protein in the skin

Answer 68

Keratin