Ch.7 - Skin and Membranes

Question 1

Composed of epithelial tissue and an underlying layer of connective tissue

Answer 1

Epithelial Membranes

Question 2

Composed exclusively of various types of connective tissue

Answer 2

Connective Tissue Membranes

Question 3

The skin

Answer 3

Cutaneous Membrane

Question 4

Simple squamous epithelium on a connective tissue basement membrane

Answer 4

Serous Membranes

Question 5

Line walls of body cavities

Answer 5

Parietal

Question 6

Covers organs found in body cavities

Answer 6

Visceral

Question 7

Ex: Parietal and visceral layers line walls of thoracic cavity and cover the lungs

Answer 7

Pleura

Question 8

Ex: Parietal and visceral layers line walls of abdominal cavity and cover the organs in that cavity

Answer 8

Peritoneum

Question 9

Inflammation of the serous membranes that line the chest cavity and cover the lungs

Answer 9

Pleurisy

Question 10

Inflammation of the serous membranes in the abdominal cavity that lines the walls and cover the abdominal organs

Answer 10

Peritonitis

Question 11

• Line body surface that open directly to exterior

- Produce a thick secretion that keeps the membranes soft and moist

Answer 11

Mucous Membrane

Question 12

• Produce a lubricant in connective tissue called…

- The space between joints and the lining of the bursal sacs

Answer 12

Synovial fluid

Question 13

• Outermost and thinnest primary layer of skin
• Composed layers of stratified squamous epithelium
• Sometimes called the pigment layer

Answer 13

Epidermis

Question 14

• Innermost (deepest) layer of cells that continually reproduce
• New cells move towards the surface

Answer 14

Stratum germinativum

Question 15

Pigment cells, which produce the brown pigment melanin

Answer 15

Melanocyte

Question 16

Tough, waterproof protein

Answer 16

Keratin

Question 17

Outermost layer of keratin-filled cells

Answer 17

Stratum corneum

Question 18

Bluish gray color indicates decreased blood oxygen level

Answer 18

Cyanosis

Question 19

Patchy light skin areas resulting from acquired loss of epidermal melanocytes

Answer 19

Vitiligo

Question 20

Small, flat macules, common skin pigment variation

Answer 20

Freckles

Question 21

• Deeper and thicker of the two primary skin layers and composed largely of connective tissue
• Upper area characterized by parallel rows of peglike dermal papillae
• Thick skin has parallel friction ridges and no hair
• Thick skin has irregular, shallow grooves and hair
• Deeper area is filled with network of tough collagenous and stretchable elastic fibers

Answer 21

Dermis

Question 22

Gluelike layer between the dermis and epidermis

Answer 22

Dermal-epidermal junction

Question 23

Small bumps that help stabilize the junction

Answer 23

Dermal papillae

Question 24

Caused by breakdown of union between cells or primary layers of skin

Answer 24

Blister

Question 25

Malformation of dermal blood vessel

Answer 25

Birthmarks

Question 26

Soft hair of fetus and newborn

Answer 26

Lanugo

Question 27

Hair growth requires epidermal tube-like structure

Answer 27

Hair follicles

Question 28

Visible part of hair called…

Answer 28

Shaft

Question 29

Hair loss

Answer 29

Alopecia

Question 30

Specialized smooth muscle that produces ‘‘goose pimples’ and cause hair to stand up

Answer 30

Arrector pili

Question 31

Capable of detecting light touch

Answer 31

Tactile (meissner)

Question 32

Capable of detecting pressure

Answer 32

Lamellar (Pacini)