Macrophages Study guides, Class notes & Summaries

BIOS 256 Exam 3 Q&A Innate immune Function 1. Which of the following DO NOT form part of physical barriers? a. sweat b. sebaceous secretions c. unbroken skin d. mucous membrane e. T cells 2. The term _____ is given to any foreign substance that stimulates a specific immune system response. a. Antigen 3. The immune defenses are divided into how many basic categories. a. five b. four c. two d. three 4. Chemical barriers include: (Select all that apply) a. Mucous b. Food c....

A homeless man has a 3-month history of decreased a-peptide, generalized wasting, low grade fever , worsening cough productive of blood, mucopurulent sputum. He has a 3-year history of alcohol abuse. Xray films of the chest show consolidation and cavitary lesions in the apices of the lungs. Which of the following is most likely inflammatory and/or immune response in the lung? A. Endothelial cell proliferation, vascular budding, fibroblasts B. Epithelioid cells, multinucleate giant cells, case...

Virulence: mycolic acid in cell wall causes slow growth, protection from lysis once bacteria are phagocytized, capacity for intracellular growth, resistance to Gram-staining, detergents, many antimicrobial drugs, and dessication - Answer-Mycobacterium Tuberculosis Unique properties: grows very slowly, can live within macrophages, tuberculin skin test--positive when red swelling appears, BCG vaccine is used in countries w/ lots of TB cases, effective on 80% of children and 20-50% of adults, ...

Which is the best definition of "immunity"? - a.The state of having been exposed to a pathogen repeatedly b.The state of being resistant to reinfection with a pathogen <- Correct! c.When an individual has never been exposed to a pathogen d.When the immune system is activated e.When physical barriers are not enough to prevent infection Effectors of the humoral immune system are known as - odies oglobulin ement d.B cells e.All of the above <-Correct! Which of the following cell ...

3 major phases of cell division: Interphase Mitotic phase Cytokinesis 3 steps of interphase: First growth phase (G1) Synthesis phase (S phase) Second growth phase (G2) 4 phases of mitosis: Prophase Metaphase Anaphase Telophase Innate immunity: Non-specific response, either: 1. Barrier (skin, mucous membranes, flora of skin/gut) 2. Cellular components (phagocytes, natural killer cells, granulocytes, macrophages) Adaptive immunity: Follows innate immunity ...

The stem cell divides, producing undifferentiated stem cells that are of what lineage? - ANSWER myeloid or lymphoid What cells do myeloid precursors turn into? - ANSWER red blood cells, white blood cells, and platelets What cells do lymphoid precursors turn into? - ANSWER specialized white blood cells called lymphocytes Granulocytes are - ANSWER basophils, eosinophils, neutrophils Agranuloyctes are - ANSWER T lymphocytes, B lymphocytes, monocytes What two type of immunity make up the ...

WCU Pathophysiology (MIDTERM) Exam Questions and Answers A common cause of heart failure is which of the following? (Select all that apply. -Answer-- Coronary artery disease -Cardiomyopathy -Hypertension When the cause of a disease is due to unintended or unwanted medical treatment, the term to describe this is -Answer-latrogenic COPD type A is referred to as: -Answer-Emphysema A heart that has to pump harder in order to effectively circulate blood is likely to undergo which type of ce...

MN 551 Midterm Exam 2023/2024 Saved A patient is experiencing impaired circulation secondary to increased systemic arterial pressure. Which of the following statements is the most relevant phenomenon? Question 1 options: Increased preload due to vascular resistance High afterload because of backpressure against the left ventricle Impaired contractility due to aortic resistance Systolic impairment because of arterial stenosis Question 2 (2 points) Saved A nurse practitioner employe...

ONS/ONCC Chemotherapy Immunotherapy Certification Questions and Answers Graded A+ The stem cell divides, producing undifferentiated stem cells that are of what lineage? -Answer myeloid or lymphoid What cells do myeloid precursors turn into? -Answer red blood cells, white blood cells, and platelets What cells do lymphoid precursors turn into? -Answer specialized white blood cells called lymphocytes Granulocytes are -Answer basophils, eosinophils, neutrophils Agranuloyctes are -Answ...

NBME MICROBIOLOGY REVIEWED EXAM 2023/2024 India ink for - CORRECT ANSWER-Cryptococcus neoformans Silver stain for - CORRECT ANSWER-Fungi, Legionella, H. pylori Thayer Martin media for - CORRECT ANSWER-N. gonorrheae, N. meningitidis Tellurite plate for - CORRECT ANSWER-C. diphtheriae Löffler's media for - CORRECT ANSWER-C. diptheriae Charcoal yeast media for - CORRECT ANSWER-Legionella Sabouraud's agar for - CORRECT ANSWER-Fungi Obligate intracellulars - CORRECT ANSWER-Rickettsia ...