biod 151 exam 7

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biod 151 exam 7 Study online at https://quizlet.com/_ec5ha3 1. what sensory information is detected by meisner's corpuscles detects light touch and vibration 2. the layers of the epidermis from superficial to deep stratum corneum -> stratum granu- losum -> stratum spinosum -> stra- tum basale 3. endocrine glands secrete___. exocrine glands secrete ___ a. for body-wide distribution; into an epithelial lining b. into an epithelial lining; for body-wide distribution c. through a duct; into the bloodstream d. into the bloodstream; through a duct a. for body-wide distribution; into an epithelial lining d. into the blood- stream; through a duct 4. which of the following is false regarding the epidermis a. it is avascular b. as cells divide, they are pushed towards the base- ment membrane c. the cells of the stratum basale have a high rate of cell division d. epidermal ridges from a person's fignerprints b. as cells divide, they are pushed towards the base- ment membrane 5. produces a protein to protect the skin keratinocytes 6. produces collagen fibroblasts 7. produces a pigment that absorbs UV rays melanocytes 8. assists in immune responses langerhans cells 9. detects light touch merkel's cells and meissner's cor- puscles 10. detects pain nociceptors 1 / 5
biod 151 exam 7 Study online at https://quizlet.com/_ec5ha3 11. detect mechanical sensory info of pressure applied to skin pacinian corpus- cles 12. detects hot and cold thermoreceptors 13. a person senses pain from a sharp tack. what type of sensory organ detects this information nociceptor 14. merkel cells are embedded in which layer of skin epidermis 15. how can skin be used to determine if a person is dehydrated pinch the skin on the back of the hand. if it stays up, that indicates de- hydration 16. function of arrector pili muscle connects to hair follicle and con- tracts when body is cold or expe- riencing emotional response 17. function of sebaceous gland produce oil/sebum to protect skin and hair from drying 18. all of the following are functions of skin except a. absorb UV rays b. produce vitamin C c. thermoregulation d. protection for underlying tissues b. produce vitamin C 19. the most superficial region of the dermis is the papillary region 20. a subcutaneous injection is to be given in what region of the skin hypodermis 21. what is a contusion 2 / 5
biod 151 exam 7 Study online at https://quizlet.com/_ec5ha3 damage to a bro- ken blood vessel 22. information from a dermatome travels to brain 23. what layers of skin are damaged in second degree burns epidermis, part of dermis 24. your patient was injured in a cooking accident. the burn damaged the entire epidermis, dermis, and slightly into the subcutaneous layer. what degree burn best describes the injury? would your patient experi- ence pain in the area? third degree burn. yes, is would be painful due to damage to the der- mis layer. not all the sensory recep- tors are damaged so there would still be sensation (and pain) in the area 25. part of hair that contains blood and nervous supply bulb 26. hair is made up of a. living epidermal cells converted to keratin b. dead epidermal cells converted to keratin c. living epidermal cells converted to collagen d. dead epidermal cells converted to collagen b. dead epidermal cells converted to keratin 27. nails are hard, dead cells which have been converted to keratin 28. the nail ___ is the visible portion of the nail body 29. what is a skin graft a treatment in which healthy skin is taken from a person's own body and grafted on top of the damaged area 3 / 5
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biod 151 exam 7 Study online at https://quizlet.com/_ec5ha3 30. what substance from the blood accumulates to form a clot platelets 31. mast cells secrete what chemical histamine 32. macrophages a. secrete histamine b. remove fibroblasts c. engulf bacteria d. replace old tissue matrix c. engulf bacteria 33. the final phase of wound healing is called remodeling 34. which of the following is true regarding the epidermis a. it is highly vascular b. it is comprised of 5 distinct layers c. the basement membrane contains its blood supply d. epidermal ridges change throughout a person's lifetime c. the basement membrane con- tains its blood sup- ply 35. function of sudoriferous glands produce sweat to help regulate body temperature via perspiration 36. the hypodermis is comprised mainly of adipocytes 37. information from a dermatome carries information from the skin 38. your patient was injured in a house fire. the skin sustained damage through the epidermis, dermis, hy- podermis, and some muscle tissue. what degree of burn best describes the injury? would your patient experience pain in the area? fourth degree burn. no, they would not experience pain because the nerve endings are de- 4 / 5
biod 151 exam 7 Study online at https://quizlet.com/_ec5ha3 stroyed so there is no sensation on the affected area 39. the nail ___ is the portion of the nail not visible root 40. fibroblasts secrete collagen 41. what is a scar an overgrowth of fibrous connective tissue 42. a person touches a hot cup of coffee. what type of sensory organ detects this information thermoreceptor 43. all of the following are functions of skin except a. absorb UV rays b. thermoregulation c. perspiration d. produce vitamin K d. produce vitamin K 44. the thickest region of the dermis is reticular 45. what is damaged in a first degree burn epidermis 46. this part of hair contains blood and nervous supply bulb 5 / 5

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