WGU D115 (Latest 2023/ 2024) Advanced Pathophysiology for the Advanced Practice Nurse Exam| Unit 2-7 Covered| Questions and Verified Answers|100% Correct| Grade A

WGU D115 Advanced Pathophysiology for the Advanced Practice Nurse Exam| Unit 2-7 Covered| Questions and Verified Answers|100% Correct| Grade A Q: A healthcare professional is conducting community education on vaccinations. Which statement about vaccines should the professional include in the presentation? Answer: Vaccines require booster injections to maintain life-long protection. Most vaccines require a booster to increase immunity. The initial effects of a vaccine may diminish over time, and boosters improve protection against disease. Q: Which term describes an agent's ability to produce disease? Answer: Pathogenicity refers to an organism's ability to create or produce disease. Q: What are signs and symptoms of Cri du Chrat Syndrome? Answer: DNA deletion of chromosome 5. low birth weight, mental retardation, microencephaly, and cat like cry Q: What are the 3 layers of human defense? Answer: Physical, Mechanical, biochemical barriers Q: What happens in the physical layer of human defense. Answer: protect against damage and infection are composed of tightly associated epithelial cells including those of the skin and of the membranous sheets lining the gastrointestinal, genitourinary, and respiratory tracts. Q: What is the second line of defense and the process? Answer: Inflammatory response- rapid and nonspecific, protective response to cellular injury from any cause. It can occur only in vascularized tissue. Q: How do acute and chronic inflammation differ? Answer: Acute- Short duration, 8-10 days from onset to healing. Chronic inflammation- can be a continuation of acute inflammation that last 2 weeks or longer. It can also occur as a distinct process without much preceding acute inflammation Q: What three systemic changes associated with acute inflammatory response Answer: Fever, leukocytosis, plasma protein synthesis Q: How does the inflammatory response differ in neonates? Answer: Neonates often have transiently depressed inflammatory function, particularly neutrophil chemotaxis and alternative complement activity. Q: Hypersensitivity Response- I vs II Answer: I - IgE mediated- primary cause of common allergies. Binds with mast cells which release histamine. (initiates allergic reaction). Histamine release leads to bronchial smooth muscle contraction, bronchoconstriction, and immune response II- tissue specific- wrong blood type administered or hemolytic disease of the Q: A vaccine is what kind of immunity Answer: Adaptive Q: Active immunization is produced by Answer: an individual in response to an antigen or after immunization. Q: What are some common diseases that are categorized as multifactorial in nature? Answer: HTN, CAD, Cancers, Diabetes, Obesity, Alzheimer's Disease Q: Symptoms of Chronic suppurative otitis media Answer: Chronic suppurative otitis media- will have hearing loss, purulent drainage, ear pain. Q: What is Gate Control Theory Answer: pain transmission is modulated by a balance of impulses conducted to the spinal cord where cells in the substantia gelatinosa function as a "gate". Q: What is the parathyroid gland responsible for Answer: produces parathyroid hormone (PTH)- which is the single most important factor in the regulation of serum calcium concentration. Q: What is TH responsible for Answer: TH is responsible for growth, maturation, and function of cells, body systems throughout the body and across the life span. Q: Symptoms of hypothyroidism Answer: decreased energy, lethargy, heat intolerance, lowered basal temperature, diastolic HTN, MYXEDEMA Q: one of the most important contributors to insulin resistance and DM Answer: