Immunology mcq - Study guides, Class notes & Summaries

Which of the following receptor types are used by the immune system to sense bacterial lipopolysaccharide? correct answer: Toll-like receptors Which of the following cytokines are not produced by dendritic cells upon pathogen receptor ligation? correct answer: Interleukin-2 Neutrophils can kill phagocytosed bacteria using: correct answer: All of the above - 1) Reactive oxygen species 2) Reactive nitrogen species 3) Defensins 4) Proteolytic enzymes The B cell antigen receptor is c...

Immunology MCQ Review Course 2023.1) Which of the following is characteristic of antibodies? A) carbohydrate structure B) composed of heavy and light polypeptide chains C) three binding sites per antibody monomer D) incapable of being transferred from one person to another - ANSWER B) composed of heavy and light polypeptide chains 2) Which of the following is associated with passive immunity? A) long-term immune protection B) infusion of weakened viruses C) passage of IgG antibodi...

If a person shows production of interferons in his body, the chances are that he has got an infection: a. tanatus b. malaria c. typhoid d. measles correct answer: d. measles The blood group, with antibody A and antibody B is: a. O b. A c. B d. AB correct answer: a. O Antibodies in our body are complex ________? correct answer: glycoproteins HIV that causes AIDS, first starts destroying ________? correct answer: helper T lymphocytes The interferons are _____? correct answe...

A 25 year old patient presents with malaise, fever, and swollen lymph nodes. A blood test leads to the diagnosis of an EBV infection. Which of the following is likely the predominant white blood cell in this patient? A. basophil B. neutrophil C. macrophage D. T helper cell E. B cell F. cytotoxic T cell G. eosinophil H. NK cell correct answer: F cytotoxic T cell (EBV = intracellular virus --> cytotoxic T cells) Which of the following statements regarding T Cell Rece...

BIOC39 midterm with 33 MCQ questions with prof Brunt.

USMLE step 1 Physiology MCQ questions 2023 with model answers - Your guide to pass the exam - Homeostasis Cell Physiology Neurophysiology Muscle Physiology Cardiovascular Physiology Respiratory Physiology Renal Physiology Gastrointestinal Physiology Endocrine Physiology Reproductive Physiology Hematology Immunology Exercise Physiology Metabolism Energy Metabolism Neurotransmitters Hormones Digestive System Nervous System Circulatory System Respiratory System Skeletal System ...

12) ________ predominate at the sites of chronic infections. A) Basophils B) Eosinophils C) Macrophages D) B cells - Answers-C) Macrophages 13) ________ determine(s) what specific foreign substances our adaptive immune system will be able to recognize and resist. A) The type of antigen B) Memory cell production C) Enzymes present at the time of the invasion D) Our genes - Answers-D) Our genes 14) Regulatory T cells ________. A) release cytokines that increase the activity...

Immunology Questions & Answers for USMLE, NBDE, FMGE, NEET