Free radicals - Study guides, Class notes & Summaries

Persistent metaplasia can lead to dysplasia. True False True/False: Barrett esophagus is an example of dysplasia. True Correct Answer False True/False: Cervical intraepithelial neoplasia is a type of dysplasia. NURS 231 PATHOPHYSIOLOGY Exam Questions With Answers Latest Updated 2024 (GRADED A+) 2 Question 4 0 / 2.5 pts Question 5 10 / 10 pts c. Sensitivity True False True/False: Endometrial hyperplasia is a normal physiologic occurrence. True Correct Answer False Match ...

NURS 5315 Advanced Pathophysiology Test 1 2023. Decreases citric acid cycle production of NADH and leads to using Acetyl-CoA for ketogenesis and lipogenesis What can Reactive Oxygen Species cause? - ANSWER Heart disease, Alzheimers, Parkinsons, Amyotrophic Lateral Sclerosis (ALS), CV disease, HTN, HLD, DM, ischemic heart disease, HF, OSA. Lipid perioxidation, damage proteins, fragment DNA, less *protein synthesis*, chromatin destruction, damage mitochondria What is the body's defense agai...

[Brock University] BIOL 1P91 Midterm Exam Questions And Answers The smallest functional unit in living organisms - ANS Atoms The three subatomic particles - ANS protons, neutrons, electrons Where the neutrons and protons are found - ANS The atomic nucleus What was Rutherford's experiment? - ANS A fine beam of positively charged alpha particles (helium nuclei) was aimed at an extremely thin sheet of gold. A zinc sulfide screen was used to detect any alpha particles that pa...

TEST BANK FOR PORTH'S ESSENTIALS OF PATHOPHYSIOLOGY 5TH EDITION BY TOMMIE L. NORRIS ALL CHAPTERS COVERED ISBN-10; 1975107195/ ISBN-13; 978-1975107192/ GRADED A Page 1 Porth's Essentials of Pathophysiology 5th edition TB_ 1. Chapter 1 Although the basic structure of the cell plasma membrane is formed by a lipid bilayer, most of the specific membrane functions are carried out by: A) Bound and transmembrane proteins B) Complex, long carbohydrate chains C) Surface antigens and ho...

puberty in adolescence girls correct answer: estrogen, have growth spurt first. hips broaden. fat increases. puberty in adolescence boys correct answer: androgens: testosterone, shoulders broaden. fat decreases primary sexual characteristics correct answer: involve reproductive organs secondary sexual characteristics correct answer: visible characteristics and serve as signs of sexual maturation CNS changes in Adolescence correct answer: growth and mylination of neural fibers. p...

NURS 5315: Advanced Pathophysiology Exam 1 Latest 2023. cells increase in number, mitosis (cell division) must occur, size of cell does not change Phys: increased rate of division, increase in tissue mass after damage or partial resection; may be compensatory, hormonal, or pathologic Patho: abnormal proliferation of normal cells usually caused by increased hormonal stimulation (endometrial). increase of production of local growth factors Ex: removal of part of the liver lead to hyperplasia...

TEST BANK FOR RUBIN'S PATHOLOGY- CLINICOPATHOLOGIC FOUNDATIONS OF MEDICINE 7TH EDITION BY DAVID S. STRAYER, EMANUEL RUBIN- 1. Ischemia and other toxic injuries increase the accumulation of intracellular calcium as a result of: A) release of stored calcium from the mitochondria. B) improved intracellular volume regulation. C) decreased influx across the cell membrane. D) attraction of calcium to fatty infiltrates. 2. The patient is found to have liver disease, resulting in the removal of a...

Milady Esthetics Final Exam (Answered) 100% Why is UVB radiation also know as "burning rays"? UVB wavelengths cause burning of the skin as well as cancer What is NOT an element of the skins acid mantle? Blood What causes injured skin to restore itself to its normal thickness? Hyperproduction of cells What are the items in the dermis that respond to touch, pain, cold, heat and pressure? Sensory nerve endings What are most abundant in the fingertips, as opposed to other parts of the bod...

HOSA Nutrition Test exam 2023 with 100% correct answers 1. Fruits, vegetables and cereals are potent sources of: - a. Antioxidants b. Unsaturated fat c. Saturated fat d. Free radicals Answer= A 2. The leading source of antioxidants in the U.S. diet is: - a. Citrus fruits b. Spinach c. Coffee d. Egg yolks Answer= C 3. The essential fatty acids that must be derived from the diet are: - a. Stearidonic acid and eicosatetraenoic acid b. Eicosapentaenoic acid and docosapentaenoic aci...

TEST BANK FOR RADIATION, PROTECTION IN MEDICAL RADIOGRAPHY 8th EDITION BY SHERER ALL CHAPTERS INCLUDED 2023/2024. Chapter 01: Introduction to Radiation Protection Sherer: Radiation Protection in Medical Radiography, 8th Edition MULTIPLE CHOICE 1. Consequences of ionization in human cells include 1. creation of unstable atoms. 2. production of free electrons. 3. creation of highly reactive free radicals capable of producing substances poisonous to the cell. 4. creation of new biologi...