Cell surface receptors - Study guides, Study notes & Summaries

What is a hormone and how does it act? - ANSWER-Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone. What is a paracrine gland? - ANSWER-a secretion that enters interstitial fluid but affects only neighboring cells What is an autocrine gland? - ANSWER-A secretion that only affects the secreting cell. W...

Porth's Essentials of Pathophysiology 5th edition TEST BANK By Tommie With Verified Questions And Answers Graded A + Chapter 1 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 hormone receptors D) A gating system of selective ion channels Ans: A Feedback: The functions of plasma membra...

APPLIED PATHOPHYSIOLOGY A CONCEPTUAL APPROACH TO THE MECHANISMS OF DISEASE 4TH EDITION BRAUN TEST BANK Applied Pathophysiology A Conceptual Approach to the Mechanisms of Disease 4TH Edition Braun Test Bank Chapter 1Introduction to Pathophysiology 1. The nucleus , which is essential for function and survival of the cell. A) is the site of protein synthesis B) contains the genetic code C) transforms cellular energy D) initiates aerobic metabolism 2. Although energy is not made in mitochondria, the...

Test Bank Chapter 1. Cellular Biology MULTIPLE CHOICE 1. A student is observing a cell under the microscope. It is observed to have supercoiled DNAwith histones. Which of the following would also be observed by the student? a. A single circular chromosome b. A nucleus c. Free-floating nuclear material d. No organelles ANS: B The cell described is a eukaryotic cell, so it has histones and a supercoiled DNA within itsnucleus; thus, the nucleus should be observed. A single circular c...

BIO 201- Midterm Exam Study Guide With Correct Answers. What is the difference between "anatomy" and "physiology"? - ANSWER anatomy is when you learn about the structure of body parts, physiology is when you study the functions and relationship of the body part List the levels of organization from simplest to most complex. - ANSWER Subatomic Particles: protons, neutrons, and electrons that make up atoms Atom: tiny particles that make up elements (hydrogen, carbon) Molecule: pa...

WGU D236 pathophysiology: Objective Assessment Questions and Verified Answers | Latest 2023/2024 GRADED A+. A major function of potassium is to conduct nerve impulses in muscles. Too low and muscle weakness occurs and too much can cause muscle spasms. This is especially dangerous in the heart muscle and an irregular heartbeat can cause a heart attack The body uses the Protein Buffering System, Phosphate Buffering System, and Carbonic AcidBicarbonate System to regulate and maintain homeostatic...

TEST BANK ESSENTIALS OF PATHOPHYSIOLOGY (4TH EDITION BY PORTH) CONTENTS Chapter 01 - Cell Structure and Function .......................................................................................................................... 2 Chapter 02 - Cellular Responses to Stress, Injury, and Aging .......................................................................................... 7 Chapter 03 - Inflammation, the Inflammatory Response, and Fever ..............................................

Test Bank For Gould's Pathophysiology for the Health Professions 7th Edition Van Meter and Hubert Chapter 1-28 | Newest Version. The best definition of the term prognosis is the a. precipitating factors causing an acute episode. b. number of remissions to be expected during the course of a chronic illness. c. predicted outcome or likelihood of recovery from a specific disease. d. exacerbations occurring during chronic illness. ANS: C 4. Which of the following is considered a systemic sign...

UNE BioChem 1005 Final Exam Questions and Answers 100% Pass Somatostatin reduces the secretion of both glucagon and insulin through which of the following mechanisms? a. Somatostatin activates an activator G-protein b. Somatostatin activates MAPK cascade c. Somatostatin activates an inhibitory G-protein d. Somatostatin uses Ca+2 as a downstream signal c. Somatostatin activates an inhibitory G-protein Insulin mediated glucose uptake by muscle and adipose tissue is a result of which of the fo...

Cells that can recognize altered surface molecules on mutated host cells add "foreign" and move to destroy the cell that carries them are: 1. complements 2. receptors 3. natural killers 4. mediators - correct answer natural killers All of the following are common examples of autoimmune disease EXCEPT: 1. Hashimoto's thyroiditis 2. systemic lupus erythema toss 3. Grave's thyroid disease 4. poliomyelitis - correct answer poliomyelitus Which of the following statements regar...