Identify which barriers aids the following. Write the letter of the correct answer: Key Choices: A. Physical Barrier B. Biological Barrier C. Chemical Barrier 1. Intact Epidermis 2. Keratin 3. Skin unbroken surface 4. Acid mantle 5. Production of Melanin 6. Heat loss 7. Macrophages 8. Bactericidal secretions 9. Excretion of urea 10. Intact epidermis Answer question 1,2,3,4,5,6,7,8,9,10. Letters only

Identify which barriers aids the following. Write the letter of the correct answer: Key Choices: A. Physical Barrier B. Biological Barrier C. Chemical Barrier 1. Intact Epidermis 2. Keratin 3. Skin unbroken surface 4. Acid mantle 5. Production of Melanin 6. Heat loss 7. Macrophages 8. Bactericidal secretions 9. Excretion of urea 10. Intact epidermis Answer question 1,2,3,4,5,6,7,8,9,10. Letters only

Principles Of Pharmacology Med Assist

6th Edition

ISBN:9781337512442

Author:RICE

Publisher:RICE

Chapter8: Forms Of Drugs And How They Act

Section: Chapter Questions

Problem 18RQ

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Stratified squamous keratinizing epithelium is an excellent barrier to pathogens in the epidermis of the skin. Despite the fact that it is such a good barrier, this tissue would not be suitable for the lining of the trachea or small intestine. Explain your answer in 4 to 5 sentences. Indicate the reference/s of your answer.
Answer the following. What is the relative thickness, permeability to water, and relative strength of epidermis and dermis? Write in table.
Name and describe the pigments in the skin. Which pigment is more protective against ultraviolet radiation? TTT Arial v 3 (12pt) v T-= -
Answer the following statements by choosing the correct layer of skin. 1. The epidermis is a epithelial tissue that is stratified squamous. 2. The [Select ] is responsible for the synthesis of cholecalciferol. 3. The [Select ] * contains melanocytes. 4. The [Select ] * aids in regulating our body temperature by providing insulation. 5. The [Select ] * is where most of the nerve endings, and hair follicles are located.
Kindly answer briefly both questions a. Cells of the epidermis are derived from stem cells of the stratum basale. Describe how the cells change as they become integrated into the different layers of the epidermis. b. What structures are produced from keratinization of the epidermis?
Kindly choose the correct answerQuestion 15 Select one answer. The darker skin pigments are the result of: A. more keratinocytes B. more melanocytes C. less lysosome production D. more melanin production NOTE: B IS INCORRECTQuestion 18 Select one answer.Why would there be an extra layer of epidermis on the palms? A. The extra layer of flat densely packed cells allow for extra sensory receptors to interact with the environment. B. The extra layer of flat densely packed cells allow for extra protection against the environment. C. This layer is spiny and adds extra flexibility to the epidermis. D. It allows for more phagocytes to protect against microorganisms. NOTE: B IS INCORRECT
Occurs with any skin injury, infection, or V [Choose ] inflammation pallor flushed Due to high bilirubin levels cyanosis erythema carotenemia Excess of dietary carotenoids bruising jaundice Blood flow decreases, oxygen levels in the [ Choose ] tissues decline; skin takes on a bluish color Question 9 Melanin is made from the amino acid (You must spell this correctly to get the answer correct) Question 8 Which degree(s) of burn destroys not only the dermis and epidermis, but also the nerve endings? Choose all correct answers. O Fourth degree burn O First degree burn O Second degree burn O Third degree burn
NOTE THAT ANSWER IT IN YOUR OWN WORDS AND IN ESSAY FOR. AT LEAST 10 SENTENCES. 1. Which of the following would result in the more rapid absorption of a drug: a subcutaneous injection or an intradermal injection? Why? 2. Superficial partial-thickness burn is more painful compared to a third degree burn which involves deeper tissues. How would you explain this observation? Provide a solution for this type of situation
NOTE THAT ANSWER IT IN YOUR OWN WORDS. AT LEAST 10 SENTENCES EACH. 1. Which of the following would result in the more rapid absorption of a drug: a subcutaneous injection or an intradermal injection? Why? 2.Superficial partial-thickness burn is more painful compared to a third degree burn which involves deeper tissues. How would you explain this observation? Provide a solution for this type of situation.
Match the description with the appropriate layer (A-E) or cell (1-7): 1 A 2 3 D 4 7 Keratinocyte responsible for producing substances that make the skin both tough and waterproof [ Choose ] Type of cell that produces "cellular [ Choose ] sunscreen" in the form of a brownish pigment Layer of skin that is particularly [ Choose ] thick on the plantar surface of your feet Stratum spinosum [ Choose ] LO > > >
DIRECTIONS: Match the letter of the description and/or function to the epidermal layer that defines it. A. Outermost layer of dead keratinocytes that protect the skin 6. Stratum basale B. Layer of skin composed of areolar and dense irregular connective tissues 7. Stratum spinosum C. Layer of keratinocytes that undergo apoptosis via keratinization 8. Stratum granulosum D. Single layer of active stem cells that undergo somatic cell division 9. Stratum lucidum E. Layer of skin composed of adipose and areolar connective tissue 10. Stratum corneum F. Layer of keratinocytes with intermediate filaments to resist tension G. Layer of clear, flat, dead keratinocytes found only in thick skin
Please answer together 1. Patient A and Patient B suffered different degrees of burn during an accident. Patient A had only the epidermis layer destroyed, while Patient B had both the epidermis and the dermis layers destroyed. Without skin grafting, will body hair grow back on Patient A? How about Patient B? Explain 2. Name 3 different types of accessory structures in the skin that play an important role in maintaining homeostasis? Give specific examples to show how these accessory structures can maintain homeostasis through negative feedback.