Transcript xxx xxx xxx xxx xxx xxx for 1 The lining of the lungs is called the: A. B. C. D. peritoneum. pericardium. pleural membrane. cutaneous Membrane. Check Your Answer.

xxx
xxx
xxx
xxx
xxx
1
1
1
1
1
2
2
2
2
2
3
3
3
3
3
4
4
4
4
4
5
5
5
5
5
xxx for 1
The lining of the lungs is called
the:
A.
B.
C.
D.
peritoneum.
pericardium.
pleural membrane.
cutaneous Membrane.
Check Your Answer
xxx for 1
The lining of the lungs is
called the pleural
membrane, which is a
serous membrane.
Back to the Game Board
xxx for 2
These cells produce the
waterproof outer surface of the
skin:
A. Melanocytes
B. Lipocytes
C. Keratinocytes
D. Integumentocytes
Check Your Answer
xxx for 2
Keratinocytes produce
keratin, which is a protein
waterproofs the skin.
Back to the Game Board
xxx for 3
These projections of the upper
dermal layer contribute to the
formation of fingerprints.
A.
B.
C.
D.
Microvilli
Dermal inclusions
Stratum lucidum
Dermal papillae
Check Your Answer
xxx for 3
Dermal papillae contribute to
the formation of fingerprints.
• Dermal papillae: ridges that
produce fingerprints, used to
grip
Back to the Game Board
xxx for 4
Sebaceous glands secrete:
A.
B.
C.
D.
E.
sweat
keratin
oil
uric acid
endorphins
Check Your Answer
xxx for 4
Sebaceous glands
• Produce oil
• Lubricant for skin
• Prevents brittle hair
• Kills bacteria
• Most have ducts that empty into
hair follicles; others open directly
onto skin surface
• Glands are activated at puberty
Back to the Game Board
xxx for 5
The sun activates the synthesis of:
A. Vitamin A
B. Vitamin B-6
C. Vitamin B-12
D. Vitamin D
E. Vitamin C
Check Your Answer
xxx for 5
Integumentary System
Physiology: functions
7. Synthesis of Vitamin D:
acted on by UV rays, Vitamin
D acts as a hormone to effect
absorption of Ca+ in digestive
tract.
Back to the Game Board
xxx for 1
This smooth muscle contracts
to give you goose bumps.
A. Dermal papillae
B. Arrector pilli
C. Skeletal muscle
D. Dermal sheath
Check Your Answer
xxx for 1
Arector pili: smooth muscle,
keep hair at angle, stress hair
goes perpendicular:
goose-bumps
Back to the Game Board
xxx for 2
Which of the following is a
connective tissue membrane:
A.
B.
C.
D.
E.
synovial membrane
mucous membrane
cutaneous membrane
serous membrane
pleural membrane
Check Your Answer
xxx for 2
Synovial membrane
• Connective tissue only
• Lines fibrous capsules
surrounding joints
• Secretes a lubricating
fluid
Back to the Game Board
xxx for 3
Stratum ________ contains the
Langerhans cells which serve as a
part of the immune system.
A.
B.
C.
D.
E.
basal
spinosum
granulosum
lucidum
corneum
Check Your Answer
xxx for 3
Epidermis: stratified squamous
Stratum spinosum
• spine/thorn like cells
• close together
• contain Langerhan cells
• Langerhans cells: protects
against disease w/ helper T cells
of the immune system.
Back to the Game Board
xxx for 4
A yellow/orange pigment which is
the precursor for Vitamin A and
needed for visual pigment.
A.
B.
C.
D.
E.
melanin
hemoglobin
albumin
carotene
collagen
Check Your Answer
xxx for 4
Skin Color Pigments:
• Carotene: precursor for Vitamin
A, needed for visual pigment
• yellow/orange
• Build up of yellow pigment os
called jaundice
Back to the Game Board
xxx for 5
The dermis of the skin:
A. contains receptors for cold, heat,
& pain
B. is composed of corneal & basal
layers
C. contains the melanocytes
D. contains large amounts of fats
Check Your Answer
xxx for 5
Dermis has TWO layers
• Papillary layer (upper dermal region)
• Projections called dermal papillae
• Some contain capillary loops
• Other house pain receptors and touch
receptors
• Reticular layer (deepest skin layer)
• Blood vessels
• Sweat and oil glands
• Deep pressure receptors
Back to the Game Board
xxx for 1
The ABCD Rule is used in relationship
to this disease/disorder:
A.
B.
C.
D.
E.
sun burns
vitiligo
skin cancer
alopecia
seborrhea
Check Your Answer
xxx for 1
A= Aysmmetry: one half does not
match the other half in size, shape
B = Border Irregularity: edges are
irregular, poorly defined
C = Color: pigmentation not uniform
D = Diameter: bigger then pencil
eraser ( 6 mm)
ABCD Rule relates to skin cancer
Back to the Game Board
xxx for 2
The epidermis is composed of:
A.
B.
C.
D.
E.
simple columnar epithelium
stratified squamous epithelium
adipose tissue
dense fibrous connective tissue
areolar tissue
Check Your Answer
xxx for 2
Epidermis: stratified squamous
• Keratinocytes: cells produce keratin, protein to
protect skin from heat, bacteria, chemicals, make up 90%
• Melanocytes: make up 8% made of pigment melanin,
protects from UV rays
• Langerhans cells: protects against disease w/
helper T cells, from bone marrow
• Merkel cells: least numerous, deepest layer, touch
sensation/nerve disc
Back to the Game Board
xxx for 3
The hypodermis is composed of:
A.
B.
C.
D.
E.
simple columnar epithelium
stratified squamous epithelium
adipose tissue
dense fibrous connective tissue
areolar tissue
Check Your Answer
xxx for 3
Subcutaneous tissue
(HYPODERMIS) is deep to dermis
• Not part of the skin
• Anchors skin to underlying organs
• Composed mostly of adipose tissue
Back to the Game Board
xxx for 4
Hair & nails are produced by
cells in the:
A.
B.
C.
D.
E.
dermis
hypodermis
sweat gland
epidermis
sebaceous gland
Check Your Answer
xxx for 4
Hair is produced by hair follicles
in the DERMIS.
Back to the Game Board
xxx for 5
Nails contain a large amount of
this substance:
A.
B.
C.
D.
E.
sweat
keratin
oil
uric acid
melanin
Check Your Answer
xxx for 5
Nails
• Scale-like modifications of the
epidermis
• Heavily keratinized
• Stratum basale extends beneath the
nail bed responsible for growth
• Lack of pigment makes them colorless
Back to the Game Board
Diseases/Disorders
for 1
Condition of thinning and
some degree of baldness.
Check Your Answer
Diseases/Disorders
for 1
Alopecia
Baldness (Alopecia): androgens
inhibit hair growth
Back to the Game Board
Diseases/Disorders
for 2
Overproduction of skin
cells causing dry, silvery
scales.
Check Your Answer
Diseases/Disorders
for 2
Psoriasis
• Cause is unknown
• Triggered by trauma,
infection, stress
Back to the Game Board
Diseases/Disorders
for 3
Disorder = increase in
size of melanocytes often
a part of the aging
process.
Check Your Answer
Diseases/Disorders
for 3
“Liver Spots”
Back to the Game Board
Diseases/Disorders
for 4
Condition characterized by
the inability to produce
melanin.
Check Your Answer
Diseases/Disorders
for 4
albinism: inability to produce
melanin
vitiligo: loss of melanocytes
form patches on skin
Back to the Game Board
Diseases/Disorders for 5
malignancy of the lowest
epidermal layer
Check Your Answer
Diseases/Disorders
for 5
Basal cell melanoma
Basal cell: 78% of all skin
cancers, rarely spreads, just
basal layer
Back to the Game Board
Diseases/Disorders for 1
Full-thickness burn that
destroys both the
epidermis & dermis
Check Your Answer
Diseases/Disorders for 1
Third-degree burns
• Destroys entire skin layer
• Burn is gray-white or black
Back to the Game Board
Diseases/Disorders for 2
Staphylococcus bacterial
infection causing waterfilled lesions around the
mouth & nose
Check Your Answer
Diseases/Disorders for 2
Skin Homeostatic Imbalances
• Infections and allergies
•Impetigo
•Caused by bacterial
infection (Staphylococcus)
Back to the Game Board
Diseases/Disorders for 3
decubitus ulcers
Check Your Answer
Diseases/Disorders for 3
Bedsores
• Pressure sores = decubitus ulcers
• Deficiency of blood to tissue over a
bony projection subject to prolonged
pressure: bed, cast
Back to the Game Board
Diseases/Disorders for 4
over-activity of the
sebaceous glands that
results in dandruff, Also
known as “cradle cap”
in infants
Check Your Answer
Diseases/Disorders for 4
seborrhea (see page 119)
Back to the Game Board
Diseases/Disorders for 5
Cancer of skin pigment
cells.
Check Your Answer
Diseases/Disorders for 5
malignant melanoma
Malignant melanoma:
(melanocytes cancer)
• leading cause of death in skin
disease
•spreads rapidly
•2% of all skin cancers
Back to the Game Board