FINAL NU673 Exam Questions And Answers 2024

FINAL NU673 Exam Questions And Answers 2024o Basal cell carcinoma (BCC) o Squamous cell carcinoma (SCC) o Melanoma (most lethal) - correct answer-name the 3 major skin cancers basal cell carcinoma - correct answer-80% of skin cancers Shiny and translucent, they grow slowly and rarely metastasize squamous cell carcinoma - correct answer-Comprises 16% of skin cancers Crusted, scaly, and ulcerated, they can metastasize melanoma - correct answer-Comprises 4% of skin cancers Rapidly increasing in frequency, they spread rapidly Epidermis - correct answer-Thin, avascular keratinized epithelium consisting of the outer stratum corneum and an inner cellular layer, the stratum basale and the stratum spinosum. Dermis - correct answer-Dense layer of interconnecting collagen and elastic fibers containing sebaceous glands, sweat glands, hair follicles and most of the terminals of the cutaneous nerves. subcutaneous tissues - correct answer-also known as fatty tissue Cyanosis - correct answer-can indicate decreased oxygen in the blood or decreased blood flow in response to a cold environment. sebaceous glands - correct answer-produce a fatty substance secreted onto the skin surface through the hair follicles. These glands are present on all skin surfaces except the palms and soles Eccrine glands - correct answer-widely distributed, open directly onto the skin surface, and by their sweat production help to control body temp. apocrine glands - correct answer-found chiefly in the axillary and genital regions and usually open into hair follicles. Responsible for adult body odor. o Asymmetry o Border irregularity o Color variations o Diameter 6mm o Evolving or changing rapidly in size, symptoms, or morphology o EFG- elevated, firm, growing - correct answer-ABCDE rule necrosis - correct answer-Local redness of the skin warns of impending _______ PAD - correct answer-atherosclerotic disease distal to the aortic bifurction Intima - correct answer-Surrounds the lumen of all blood vessels; it is a single continuous lining of endothelial cells. Produced molecules such as Willebrand factor and plasminogen activator inhibitor. Modulates blood flow and vascular reactivity Regulates immune and inflammatory reactions Media - correct answer-Composed of smooth muscle cells that dilate and constrict to accommodate blood pressure and flow. Adventitia - correct answer-The outer layer of the artery; connective tissue contacting nerve fibers and the vasa vasorum. atherosclerosis - correct answer-a chronic inflammatory disease initiated by injury to vascular endothelial cells, provoking atheromatous plaque formation and the vascular lesions of HTN. collateral circulation - correct answer-if a major artery is obstructed, anastomoses between branching networks of smaller arteries can increase in size over time; perfuses structures distal to the occlusion. mesenteric arteries - correct answer-Occlusion of the _______ can result in bowel ischemia and infarction (small and large intestines) veins - correct answer-Can contain up to two thirds of circulating blood Venules - correct answer-drain capillary beds and form interconnecting venous plexus such as the rectal venous plexuses. lymphatic system - correct answer-An extensive vascular network that drains lymph fluid from body tissues and returns it to the venous circulation. originates in the extracellular spaces Cappilaries - correct answer-collect tissue fluid plasma proteins, cells, and cellular debris via their porous endothelium.