PLN 103 Lecture Notes - Lecture 3: Cholecalciferol, Integumentary System, Apocrine
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A: can mutate the cells dna and cause cancer and can cause the breakdown of collagen fibres that results in wrinkles later on. A: converts a cholesterol-related steroid to cholecalciferoll (vitamin d3) Q: the tough horny superficial layer of the epidermis is known as the Q: all of the following are true of epiderminal ridges except that they. A: contain increased numbers of free nerve endings. A: osetoclasts break down matrix while osteoblasts form new bone matrix. A: spngy bone resists stress from many directions while compact bone is extremely strong when stressed along the axis of alignment. Q: in a sample of bone if of bone if the lamellae are not arranged in osteons then this sample is from the . A: higher level of calcium due to osteoclast stimulation. Q: a 7 year old has a pituitary tumor involving the cells that secrete growth hormone resulting in increased levels of gh.