Description : Assertion : IgM is a type of immunoglobulin which cannot cross the placenta Reason : IgM is a pentamer immunoglobulin jointed by I-chain
Last Answer : Assertion : IgM is a type of immunoglobulin which cannot cross the placenta Reason : IgM is a ... D. If both the assertion and reason are false
Description : Which of the following is a pentameric immunoglobulin and is produced first in a primary response to an antigen
Last Answer : Which of the following is a pentameric immunoglobulin and is produced first in a primary response to an antigen A. `I_(g ... ` C. `I_(g)A` D. `I_(g)E`
Description : The immunoglobulin which provides highest antiviral activity is (A) Ig D (B) Ig E (C) Ig A (D) Ig G
Last Answer : Answer : C
Description : The immunoglobulin having least concentration in serum is (A) Ig A (B) Ig M (C) Ig D (D) Ig E
Last Answer : Answer : D
Description : The immunoglobulin associated with reginic antibody is (A) Ig E (B) Ig D (C) Ig M (D) Ig A
Last Answer : Answer : A
Description : The immunoglobulin having highest molecular weight is (A) Ig G (B) Ig M (C) Ig E (D) Ig A MINERAL METABOLISM 187
Last Answer : Answer : B
Description : The immunoglobulin having highest sedimentation coefficient is (A) Ig G (B) Ig A (C) Ig M (D) Ig D
Description : The immunoglobulin possessing highest concentration of carbohydrate is (A) Ig G (B) Ig M (C) Ig A (D) Ig D
Description : Most heat labile immunoglobulin is (A) Ig G (B) Ig A (C) Ig M (D) Ig D
Description : The immunoglobulin possessing lowest concentration of carbohydrate is (A) Ig A (B) Ig E (C) Ig M (D) Ig G
Description : The immunoglobulin which can cross the placenta is (A) Ig A (B) Ig M (C) Ig G (D) Ig D
Description : The smallest immunoglobulin is (A) Ig G (B) Ig E (C) Ig D (D) Ig A
Description : The class specific function of the different immunoglobulin molecules is constituted by (A) Variable region of L chain (B) Constant region of H chain (C) Variable region of H chain (D) Constant region particularly CH2 and CH3 of H chain
Description : The portion of the immunoglobulin molecule that binds the specific antigen is formed by (A) Variable regions of H and L chains (B) Constant region of H chain (C) Constant region of L chain (D) Hinge region
Description : A pentamer immunoglobulin is (A) Ig G (B) Ig A (C) Ig M (D) Ig E
Description : An immunoglobulin molecule always contains (A) 1 κ and 3 λ type of chains (B) 2 κ and 2 λ type of chains (C) 3 κ and 1λ type of chains (D) 2 κ and 2 λ chains
Description : Bence-Jones protein is (A) An immunoglobulin (B) A dimer of heavy chains (C) A dimer of light chains (D) A dimer of one heavy and one light chains
Description : The immunoglobulin having the longest half-life is (A) IgA (B) IgG (C) IgM (D) IgE
Description : An immunoglobulin which can cross the placental barrier is (A) IgA (B) IgM (C) IgD (D) None of these
Description : An immunoglobulin found in exocrine secretions is (A) IgA (B) IgG (C) IgM (D) IgE
Description : The largest immunoglobulin is (A) IgA (B) IgG (C) IgM (D) IgD
Description : The most abundant immunoglobulin in plasma is (A) IgA (B) IgG (C) IgM (D) IgD
Description : The minimum number of polypeptide chains in an immunoglobulin is (A) Two (B) Four (C) Five (D) Six
Description : Which of the following statement(s) is/are true concerning the antibody response to an invading antigen? a. All antibodies are composed of one type of heavy and one type of light protein chain b. ... stimulus d. Immunoglobulins A, D, and E play an active role in the circulating humoral response
Last Answer : Answer: a Humoral defenses consist of antibody (immunoglobulin; Ig) and complement. All Ig classes (IgM, IgG, IgA, IgE, IgD) and IgG subclasses are composed of one type (M, G, A, E, D ... exist in smaller amounts in the circulation and do not appear to play a major role as host defense components
Description : Leukocyte activation and adhesion to vascular endothelial cells is a critical step in the inflammatory process. This process is regulated by which of the following molecules? a. The selectins b. The b5 integrins c. The immunoglobulin supergene family d. Nitric oxide e. IL-8
Last Answer : Answer: a, c, d, e The temporal events that initiate and propagate neutrophil recruitment and inflammation include endothelial cell activation and expression of endothelial-derived ... role in neutrophil recruitment and activation, and the continued propagation of the inflammatory response
Description : Which type of immunoglobulin level will increase when an individual is exposed to a parasite ?
Last Answer : Serum IgE levels will increase and remain until the parasite is washed out from the body.
Description : The red colour of human blood is due to (1) myoglobin (2) hemoglobin (3) immunoglobulin (4) haptoglobin
Last Answer : (2) hemoglobin Explanation: Hemoglobin is the ironcontaining oxygen-transport metalloprotein in the red blood cells of all vertebrates which carries oxygen from the respiratory organs to the rest of the body. It ... oxygen than had in the vein the blood' came from. Therefore, the blood turns red.
Description : Bacterial opsonization is mediated by which one of the following? C A. Hageman factor B. Prostaglandin I2 C. Immunoglobulin G D. None of these
Last Answer : Immunoglobulin G
Description : Colostrum, the yellowish fluid, secreted by mother during the initial days of lactation is very essential to impart immunity to the new born infants because it contains (a) immunoglobulin A (b) natural killer cells (c) monocytes (d) macrophages.
Last Answer : (a) immunoglobulin A
Description : The following proteins found in the tear of a normal person have antibacterial activity: a. lysozyme b. lymphokines c. betalysin d. immunoglobulin M
Last Answer : lysozyme
Description : Ig G: a. has a molecular weight of 150000 b. is the principal immunoglobulin in secondary immune response c. is the most common circulating immunoglobulins in the serum d. all above
Last Answer : all above
Description : With regard to immunoglobulin A: a. it is the heaviest immunoglobulin b. it is the first immunoglobulin to be produced when the body is invaded by viruses c. it is secreted by the lacrimal gland d. it is secreted in the breast milk
Last Answer : it is secreted by the lacrimal gland
Description : 14.The immunoglobulin present in colostrum is (a) IgE (b) IgM (c) IgG (d) IgA
Last Answer : (b) IgM
Description : Which is the only immunoglobulin that can cross the placenta? a. IgA b. IgD c. IgE d. IgG
Last Answer : d. IgG
Last Answer : hemoglobin