Chapter 10-13 Test

Question 1

Thin vs. Thick Skin

Answer 1

Thin- Has hair and is smooth

Thick- No hair and Ridgid

Question 2

Cell Types in Epidermis

Answer 2

Keratinocytes
Melanocytes
Epidermal Dendritic
Tactile Epithelial (Merkel cells)

Question 3

Turnover/Regeneration time for Epithelial cells

Answer 3

35 days

Question 4

True Skin

Answer 4

Deep sensitive layer of skin beneath the epidermis

Question 5

Hypodermis

Answer 5

Located deep in the dermis and forms a connection between skin and other structures

Question 6

Is the Hypodermis part of the skin?

Answer 6

No

Question 7

Stratum Corneum

Answer 7

Horny layer of skin and made with dead cells (surface skin)

Question 8

Papillary Layer

Answer 8

Composed of loose fibrous connective tissue and a fine network or thin collagenous and elastic fibres (Creates Ridges)

Question 9

Skin Cancers

Answer 9

Basal and Squamous cell Carcinoma
Malagnant Melanoma
Kaposi Sarcoma (KS)

Question 10

Purpose of Surface Film

Answer 10

Lubrication
Hydration of skin
Blockage of toxic agents
Buffering of irritants
Antibacterial and Antifungual activity

Question 11

Hair follicles

Answer 11

Tiny pockets in skin before birth

Question 12

Languo Hair

Answer 12

Fine and soft

Question 13

Vellus Hair

Answer 13

Stronger, fine, usually less pigmented

Question 14

Terminal Hair

Answer 14

Pubic hair, armpit

Question 15

Radiation

Answer 15

Transfer of heat from one object to another without actual contact

Question 16

Conduction

Answer 16

Transfer of heat to any substance actually in contact with the body

Question 17

Convection

Answer 17

Transfer of heat away from a surface by movement of air

Question 18

Why would skin not be pigmented

Answer 18

Tissue near the skin having low oxygen saturation

Question 19

How many Bones in Axial Skeleton

Answer 19

80

Question 20

How many Bones in Appendicular Skeleton

Answer 20

126

Question 21

Cyanosis

Answer 21

Bluish colour caused by deoxyhemoglobin when it loses oxygen and gain Carbon dioxide

Question 22

Central Cyanosis

Answer 22

Around the Core, lips, tongue

Question 23

Peripheral Cyanosis

Answer 23

Extremities or fingers

Question 24

Endosteum

Answer 24

Thin vascular membrane of connective tissue that lines the surface of the bony tissue that forms the medullary cavity of long bones.

Question 25

Osteoblast

Answer 25

A cell that secretes the matrix for bone formation.

Question 26

Osteoclast

Answer 26

A large bone cell that absorbs bone tissue during growth and healing.

Question 27

Red Marrow

Answer 27

Functions to produce red blood cells

Question 28

Yellow Marrow

Answer 28

Saturated with fat and are no longer active in blood cell production

Question 29

Parts of a Long Bone

Answer 29

``` Diaphysis Epiphyses Articular Cartilage Periosteum Medullary Cavity Endosteum ```

Question 30

Osteon

Answer 30

Permits delivery of nutrients and removal of waste products from metabolic bone cells

Question 31

haversian system

Answer 31

The fundamental functional unit of much compact bone

Question 32

Where is Cartilage located?

Answer 32

Ends of long bones joints, and is a structural component of the rib cage, the ear, the nose, the bronchial tubes, and the intervertebral discs

Question 33

Axial Skeleton

Answer 33

Consists of the bones of the head and trunk of a vertebrate

Question 34

Appendicular Skeleton

Answer 34

consisting of the bones or cartilage that support the appendages.

Question 35

Parts of the Sternum

Answer 35

Manubrium, the body, and the xiphoid process

Question 36

Fontanel

Answer 36

Space between the bones of the skull in an infant or fetus, where ossification is not complete and the sutures not fully formed. The main one is between the frontal and parietal bones.

Question 37

Fossa

Answer 37

depression or hollow, usually in a bone

Question 38

Bone Markings for Muscle attachment

Answer 38

``` Crest Epicondyle Spine Trochanter Tuberosity ```

Question 39

Full Thickness Burn

Answer 39

destroy both layers of skin (epidermis and dermis) and have a dense white, waxy or even charred appearance. The sensory nerves in the dermis are destroyed

Question 40

Partial Thickness Burn

Answer 40

Affect a deeper layer of skin, but they don’t damage muscle or bone.