1) What is the brown pigment in our skin and hair? a) melanin b) carotene c) chlorophyll d) carbon dioxide e) bromothymol blue f) glucose 2) What organ system includes your skin? a) Nervous b) Musccular c) Endocrine d) Circulatory e) Respiratory f) Integumentary 3) How many layers of tissue make up the skin organ? a) 1 b) 2 c) 3 d) 4 e) 5 f) 0 4) How does melanin help your skin health? a) Protection from infections b) Helps with sweating c) Provides insulation d) Protection from UV radiation (sun) e) Allows for sensitivity f) Contains DNA for the skin 5) What is the outer layer of skin called? a) Fatty tissue b) Epidermis tissue c) Dermis tissue d) Muscle tissue e) Nerve tissue f) Skin tissue 6) Which layer of skin tissue contains blood vessels, nerves, and glands? a) epidermis b) dermis c) fatty layer d) all of the layers e) none of the layers 7) Which part of the skin has the most sensory nerves? a) back of neck b) elbow c) back of hand d) finger tips e) fingernail 8) Which of these is NOT found in the skin? a) fat cells b) bone cells c) muscle cells d) nerve cells e) oil glands f) hair follicles 9) All of these are functions of the integumentary system, except: a) Makes vitamin D b) Provides a sense of touch c) Helps control body temperature d) Protection e) Makes blood cells 10) The more melanin you have in your skin, the more _______ you have naturally in your skin. a) hair b) sweat c) sun protection d) muscles e) sensory nerves 11) Dermis, epidermis, and fatty are all examples of which level of organization? a) organelle b) cell c) tissue d) organ e) organ system f) organism 12) Which skin tissue is made mostly of thin flat dead cells? a) dermis b) fatty layer c) epidermis 13) What comes out of a follicle? a) sweat b) hair c) oil d) Vitamin D e) bacteria f) nutrients 14) All of these are health concerns for the integument system, EXCEPT... a) skin cancer b) exzema c) acid reflux d) sunburn 15) This is a list of animals matching with part of their integument, except one of them is incorrect. Which one is incorrect? a) Parrot- feathers b) Elk- antlers c) Rattlesnake- scaley skin d) Treefrog- jumping muscles e) Monarch butterfly- fuzzy wing scales f) Box turtle - shell

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