UPDATED ACTUAL BIO 201 EXAM 2 MOSTLY TESTED QUESTIONS AND ANSWERS GRADED A+

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UPDATED ACTUAL BIO 201 EXAM 2 MOSTLY TESTED
QUESTIONS AND ANSWERS GRADED A+
1. What is the largest organ in the body? - (answers)Skin



2. What region of the skin is NOT technically part of the skin? What functions
does it serve? - (answers)Hypodermis- movement, shock, insulation



3. Know the main functions of the skin. What is the metabolic function of the
skin? (Active form: calcitriol) - (answers)-Communication

-Site of waster secretion

-Protection: anti-microbial soaps

-Body temperature regulation



4. When a nurse gives an injection, what layer of the integument are they put
into? - (answers)Hypodermis



5. What are the two types of skin? - (answers)-Thin

-Thick



6. Know the 5 layers of the skin: functions and characteristics. - (answers)-Stratum
Corneum

-Stratum Lucidum

-Stratum Granulosum

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-Stratum Spinosum

-Stratum Basale



7. What type of skin has all 5 layers and where is it found? - (answers)Palms of the
hand and soles of the feet



8. What layer of the epidermis is closest to a blood supply and is regenerative? -
(answers)Stratum basale



9. What layer are melanocytes and keratinocytes found? - (answers)Stratum
basale



10. What layer of the epidermis is the first to contain dead or dying cells? -
(answers)Stratum corneum



11. Dendritic cells are found in the stratum ___________ and have what function?
- (answers)Stratum spinosum



12. What is Keratin's main function? - (answers)



13. What section of the integument (epidermis, dermis and hypodermis) is the
first to have a blood supply? - (answers)Dermis



14. What layer of the integument do tattoos go into? - (answers)the dermis