Gap junction - Study guides, Class notes & Summaries

Chapter 01: Cellular Biology MULTIPLE CHOICE 1. A student is observing a cell under the microscope. It is observed to have supercoiled DNA with 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 its nucleus; thus, the nucleus should be observed. A single circular chromosome ca...

UNIT I: The Cell Chapter 01: Cellular Biology 4 Chapter 02: Altered Cellular and Tissue Biology: Environmental Agents 18 Chapter 03: The Cellular Environment: Fluids and Electrolytes, Acids and Bases 31 UNIT II: Gene and Gene Environment interaction Chapter 04: Genes and Genetic Diseases 44 Chapter 05: Genes, Environment-Lifestyle, and Common Diseases 55 Chapter 06: Epigenetics and Disease 63 UNIT III: Mechanisms of Self-defence Chapter 07: Innate Immunity: Inflammation and Wound Healing 68 Chap...

The cytoplasmic extensions that, together with the cell body, provide the main receptive surfaces for neurons are a. Neurofibrils b. Chromatophilic substances (nissl bodies) c. Axons d. Dendrites - d. Dendrites The two types of cells of the nervous system are a. Axons and dendrites b. Neurons and neuroglia c. Motor neurons and sensory neurons d. Schwann cells and microglia - b. Neurons and neuroglia The functional connection between two neurons is a(n): a. Dendrite b. Gap junction ...

OCCTH 583 Midterm Latest Update Graded A+ Dendrites Branchlike parts of a neuron that are specialized to receive information Cell Body / Soma The part of the neuron that contains the nucleus, which processes and integrates information Axon A threadlike extension of a neuron that carries nerve impulses away from the cell body A bundle of axons makes up a ___ Nerve Axon Collaterals Branches of the axon that allow one neuron to pass the signal to multiple effectors Where is t...

Tissues groups of similar cells organized to execute the same function histology study of tissues organs comprised of various tissues in a structural or functional unit organ system when organs work together for a specific task level of cellular organization cells, tissues, organs, organ systems Extracellular Matrix The substance in which animal tissue cells are embedded, consisting of mostly glycoproteins, secreted by fibroblasts of connective tissue, medium for cell recognition usin...

IUPUI YARD Anatomy Lecture Exam 1 Latest Update Graded A Centrosomes and Centrioles Essential for movement of chromosomes during cell division & Organizes microtubules in the cytoskeleton Ribosomes protein synthesis Nucleus Site of rRNA synthesis and assembly of ribosomal subunits Golgi apparatus Replenishes cell membrane Packaging materials for lysosomes and Peroxisomes Microfilaments Mainly composed of thin strands of actin proteins tight junctions Seal the intracellular space between ce...

BPK 105 Exam Questions and Answers 2024/2025 | A+ GRADED 100% VERIFIED What is actin? Actin is a thin protein filament in muscle fibers that works with myosin for muscle contraction. What is myosin? Myosin is a thick protein filament in muscle fibers that interacts with actin to cause muscle contraction. What is a sarcomere? A sarcomere is the basic contracting unit in a muscle fiber, made of actin and myosin. What is troponin? Troponin is a protein on actin filaments; it binds calcium a...

RURAL AND URBAN SETTLEMENT Summary covering the following concepts: • concept of settlement • site and situation • rural and urban settlements • settlement classification according to size, complexity, pattern and function Rural Settlements • how site and situation affect the location of rural settlements • classification of rural settlements according to pattern and function • reasons for different shapes of settlements: round, linear, T-shaped and crossroad • land...

TEST BANK PATHOPHYSIOLOGY THE BIOLOGICAL BASIS FOR DISEASE IN ADULTS AND CHILDREN BY McCance Chapter 1: Cellular Biology MULTIPLE CHOICE 1. Which statement best describes the cellular function of metabolic absorption? a. Cells can produce proteins. c. Cells can take in and use nutrients. b. Cells can secrete digestive enzymes. d. Cells can synthesize fats. ANS: C In metabolic absorption, all cells take in and use nutrients and other substances from their surroundings. The remaini...

TEST BANK FOR UNDERSTANDING PATHOPHYSIOLOGY (6TH ED) BY SUE E. HUETHER, KATHRYN L. MCCANCE TEST BANK FOR UNDERSTANDING PATHOPHYSIOLOGY (6TH ED) BY SUE E. HUETHER, KATHRYN L. MCCANCE TEST BANK FOR UNDERSTANDING PATHOPHYSIOLOGY (6TH ED) BY SUE E. HUETHER, KATHRYN L. MCCANCE PART ONE: BASIC CONCEPTS OF PATHOPHYSIOLOGY Unit 1: The Cell 1. Cellular Biology 2. Genes and Genetic Diseases 3. Epigenetics and Disease (NEW) 4. Altered Cellular and Tissue Biology 5. Fluids and Electrolytes,...