NR 507 Week 2 quiz with Complete Questions and Answers

NR 507 Week 2 quiz




H1 Receptors - Answer--Promotes inflammation

-Smooth muscle contraction- especially those in the bronchi

-Vasodilation

-Edema

-Hives

-More awake and alert



Leukotrienes - Answer--Inflammatory mediator

-Stimulates contraction of smooth muscles in bronchioles

-Overproduction causes inflammation in asthma and allergic rhinitis



H2 Receptors - Answer--Antiinflammatory

-Suppresses leukocyte function

-Decreased histamine

-Increased gastric acid production

-Smooth muscle relaxation

, Prostaglandins - Answer-A group of lipids made at the site of tissue injury. They control inflammation,
blood clot formation, and blood flow.

-Stimulate nerve endings= Pain



Allergy: Type I IgE-Mediated Response - Answer--Immediate

-IgE

-Principal cells : Mast cells

-Ex: Seasonal allergic rhinitis, Hay fever



Mitochondria - Answer-Powerhouse of the cell, organelle that is the site of ATP (energy) production



Endoplasmic Reticulum - Answer-A cell structure that forms a maze of passageways in which proteins
and other materials are carried from one part of the cell to another.



Peroxisome and Lysosome - Answer--Digestive enzymes

-Break down waste and foreign material



Allergy: Type II Tissue-Specific Response - Answer--Immediate

-IgG, IgM

-Principal Cells: Macrophages in tissues

-drug allergies/allergies against infectious agents

-the antibody binds to the antigen on the cell surface

- Ex: Graves disease, Autoimmune thrombocytopenic purpura, ABO incompatability



1) The cell to be destroyed by the antibody