Mast cells secrete (a) haemoglobin (b) hippurin (c) myoglobin (d) histamine

Mast cells secrete
(a) haemoglobin (b) hippurin
(c) myoglobin (d) histamine
by

1 Answer

Answer :

(d) histamine.
by

Related questions

Mast cells secrete :-

Description : Mast cells secrete :-

Last Answer : Mast cells secrete :- A. Hippurin B. Myoglobin C. Histamine D. Hemoglobin

Histamine is synthesised in (A) Brain (B) Mast cells (C) Basophils (D) All of these

Description : Histamine is synthesised in (A) Brain (B) Mast cells (C) Basophils (D) All of these

Last Answer : Answer : D

Histamine (a) May be released from mast cells by a number of therapeutic agents (b) Causes sedation (c) Decreases the force of contraction of ventricular muscle (d) Can cause strong contractions of the gravid human uterus

Description : Histamine (a) May be released from mast cells by a number of therapeutic agents (b) Causes sedation (c) Decreases the force of contraction of ventricular muscle (d) Can cause strong contractions of the gravid human uterus

Last Answer : Ans: D

A mast cell (or mastocyte) is a resident cells of several types of tissues and contains many granules rich in_______. a) Acetylcholine b) Nicotine c) Epinephrine d) Histamine e) Histadine

Description : A mast cell (or mastocyte) is a resident cells of several types of tissues and contains many granules rich in_______. a) Acetylcholine b) Nicotine c) Epinephrine d) Histamine e) Histadine

Last Answer : Ans: D

In mammals, histamine is secreted by (a) lymphocytes (b) mast cells (c) fibroblasts (d) histiocytes.

Description : In mammals, histamine is secreted by (a) lymphocytes (b) mast cells (c) fibroblasts (d) histiocytes.

Last Answer : b) mast cells

Mast cells of connective tissue contain (a) vasopressin and relaxin (b) heparin and histamine (c) heparin and calcitonin (d) serotonin and melanin.

Description : Mast cells of connective tissue contain (a) vasopressin and relaxin (b) heparin and histamine (c) heparin and calcitonin (d) serotonin and melanin.

Last Answer : (b) heparin and histamine

________ bind to_________ on microbial invaders. a. Toll-like receptors; PAM Ps b. Mast cells; histamine c. Toll-like receptors; complement d. Macrophages; defensins

Description : ________ bind to_________ on microbial invaders. a. Toll-like receptors; PAM Ps b. Mast cells; histamine c. Toll-like receptors; complement d. Macrophages; defensins

Last Answer : a. Toll-like receptors; PAM Ps

The drug that can directly release histamine from mast cells without involving antigen-antibody reaction is: A. Aspirin B. Procaine C. Morphine D. Sulfadiazine

Description : The drug that can directly release histamine from mast cells without involving antigen-antibody reaction is: A. Aspirin B. Procaine C. Morphine D. Sulfadiazine

Last Answer : C. Morphine

The drug that can directly release histamine from mast cells without involving antigen-antibody reaction is: A. Aspirin B. Procaine C. Morphine D. Sulfadiazine

Description : The drug that can directly release histamine from mast cells without involving antigen-antibody reaction is: A. Aspirin B. Procaine C. Morphine D. Sulfadiazine

Last Answer : C. Morphine

Iron is stored in the form of (A) Ferritin and transferrin (B) Transferrin and haemosiderin (C) Haemoglobin and myoglobin (D) Ferritin and haemosiderin

Description : Iron is stored in the form of (A) Ferritin and transferrin (B) Transferrin and haemosiderin (C) Haemoglobin and myoglobin (D) Ferritin and haemosiderin

Last Answer : Answer : D

Sigmoidal oxygen dissociation curve is a property of (A) Haemoglobin (B) Carboxyhaemoglobin (C) Myoglobin (D) Methaemoglobin

Description : Sigmoidal oxygen dissociation curve is a property of (A) Haemoglobin (B) Carboxyhaemoglobin (C) Myoglobin (D) Methaemoglobin

Last Answer : Answer : A

Both Haemoglobin and myoglobin require _______ for formation —

Description : Both Haemoglobin and myoglobin require _______ for formation —

Last Answer : Iron

Following is an example of preformed and not lipid derived mast cell mediator of inflammatory process (a) LTC4 (b) PGD2 (c) PAF (d) Histamine

Description : Following is an example of preformed and not lipid derived mast cell mediator of inflammatory process (a) LTC4 (b) PGD2 (c) PAF (d) Histamine

Last Answer : Ans: D

In biological studies which of the following is used to refer to the oxygen-binding, iron-containing, conjugated protein complex present in the sarcoplasm of muscle cells? a) myelin b) myosin c) myoglobin d) none of these

Description : In biological studies which of the following is used to refer to the oxygen-binding, iron-containing, conjugated protein complex present in the sarcoplasm of muscle cells? a) myelin b) myosin c) myoglobin d) none of these

Last Answer : ANSWER: C -- MYOGLOBIN

Assertion . Mast cells in human body release excessive amount of inflammatory chemicals which cause allergic reactions. Reason . Allergens in the envi

Description : Assertion . Mast cells in human body release excessive amount of inflammatory chemicals which cause allergic reactions. Reason . Allergens in the envi

Last Answer : Assertion . Mast cells in human body release excessive amount of inflammatory chemicals which cause ... If both the assertion and reason are false

Assertion :- Mast cells are undiferntiated cells of connective tissue proper. Reason :- Mast cells modified to from other cells of connective tissue p

Description : Assertion :- Mast cells are undiferntiated cells of connective tissue proper. Reason :- Mast cells modified to from other cells of connective tissue p

Last Answer : Assertion :- Mast cells are undiferntiated cells of connective tissue proper. Reason :- Mast cells ... D. If both Assertion & Reason are false.

Mast cells occur in

Description : Mast cells occur in

Last Answer : Mast cells occur in A. Connective tissue B. Epithelial tissue C. Skeletal tissue D. Nervous tissue

Function of the mast cells.?

Description : Function of the mast cells.?

Last Answer : Mast cells and basophils produce the histamine, which antihistamines block. The cytoplasm of a mast cell is filled with granules containing histamine and heparin. Histamine, released after ... damaged tissues and enhance the inflammation process, also contain granules of histamine and haparin.

What are mast cells?

Description : What are mast cells?

Last Answer : .prevents the release of mast cell granules, thereby preventing release of histamine and the other chemicals contained in them. It acts as a preventive treatment if it is begun several weeks before the onset of the allergy season.

IgE has a tendency to attach to (A) Basophils (B) Mast cells (C) Both (A) and (B) (D) None of these

Description : IgE has a tendency to attach to (A) Basophils (B) Mast cells (C) Both (A) and (B) (D) None of these

Last Answer : Answer : C

Cromolyn has as its major action (a) Block of calcium channels in lymphocytes (b) Block of mediator release from mast cells (c) Block of phosphodiesterase in mast cells and basophils (d) Smooth muscle relaxation in the bronchi (e) Stimulation of cortisol release by the adrenals

Description : Cromolyn has as its major action (a) Block of calcium channels in lymphocytes (b) Block of mediator release from mast cells (c) Block of phosphodiesterase in mast cells and basophils (d) Smooth muscle relaxation in the bronchi (e) Stimulation of cortisol release by the adrenals

Last Answer : Ans: B

The symptoms of allergen-mediated asthma result from which of the following? (a) Increased release of mediators from mast cells (b) Increased adrenergic responsiveness of the airways (c) Inceased vascular permeability of bronchial tissue (d) Decreased calcium influx into the mast cell (e) Decreased prostaglandin production

Description : The symptoms of allergen-mediated asthma result from which of the following? (a) Increased release of mediators from mast cells (b) Increased adrenergic responsiveness of the airways (c) ... bronchial tissue (d) Decreased calcium influx into the mast cell (e) Decreased prostaglandin production

Last Answer : Ans: A

Select the correct statement about salmeterol. (a) It is a long acting selective ß2 agonist bronchodilator (b) It is a bronchodilator with anti-inflammatory property (c) It is a ß blocker that can be safely given to asthmatics (d) It is an antihistaminic with mast cells stabilizing property

Description : Select the correct statement about salmeterol. (a) It is a long acting selective ß2 agonist bronchodilator (b) It is a bronchodilator with anti-inflammatory property (c) It is a ß blocker that can be safely given to asthmatics (d) It is an antihistaminic with mast cells stabilizing property

Last Answer : Ans: A

Which of the following is a prophylactic agent that appears to stabilize mast cells? (a) Aminophyline (b) Cromolyn (c) Epinephrine (d) Ipratropium (e) Metaproterenol

Description : Which of the following is a prophylactic agent that appears to stabilize mast cells? (a) Aminophyline (b) Cromolyn (c) Epinephrine (d) Ipratropium (e) Metaproterenol

Last Answer : Ans: B

The Symptoms of allergen-mediated asthma result from which of the following? (a) Increased release of mediators from mast cells (b) Increased adrenergic responsiveness of the airways (c) Increased vascular permeability of bronchial tissue (d) Decreased calcium influx into the mast cells (e) Decreased prostaglandin production

Description : The Symptoms of allergen-mediated asthma result from which of the following? (a) Increased release of mediators from mast cells (b) Increased adrenergic responsiveness of the airways (c) ... bronchial tissue (d) Decreased calcium influx into the mast cells (e) Decreased prostaglandin production

Last Answer : Ans: A

Methylxanthine drugs such as aminophylline cause which one of the following? (a) Vasoconstriction in many vascular beds (b) Decrease in the amount of cAMP in mast cells (c) Bronchodilation (d) Activation of the enzyme phosphodiesterase (e) Sedation

Description : Methylxanthine drugs such as aminophylline cause which one of the following? (a) Vasoconstriction in many vascular beds (b) Decrease in the amount of cAMP in mast cells (c) Bronchodilation (d) Activation of the enzyme phosphodiesterase (e) Sedation

Last Answer : Ans: C

What is the reaction-taking place when H2 receptor binds to mast cells and basophils ?

Description : What is the reaction-taking place when H2 receptor binds to mast cells and basophils ?

Last Answer : When H2 binds to mast cells and basophils it suppresses degranulation.

Asthma may be attributed to (a) inflammation of the trachea (b) accumulation of fluid in the lungs (c) bacterial infection of the lungs (d) allergic reaction of the mast cells in the lungs.

Description : Asthma may be attributed to (a) inflammation of the trachea (b) accumulation of fluid in the lungs (c) bacterial infection of the lungs (d) allergic reaction of the mast cells in the lungs.

Last Answer : (d) allergic reaction of the mast cells in the lungs.

An essential element of all allergy reactions is the a. Release of interferons from tissue cells. b. Accumulation of ige on the surfaces of mast cells and basophils. c. Passage of igg from the immune system to local tissue cells. d. Elimination of all traces of plasma cells from the body.

Description : An essential element of all allergy reactions is the a. Release of interferons from tissue cells. b. Accumulation of ige on the surfaces of mast cells and basophils. c. Passage of igg from the immune system to local tissue cells. d. Elimination of all traces of plasma cells from the body.

Last Answer : b. Accumulation of ige on the surfaces of mast cells and basophils.

Which type of cells does an abscess contain: A. Mast cells B. Polymorphonuclear leukocytes C. Eosinophils D. Epithelial cells

Description : Which type of cells does an abscess contain: A. Mast cells B. Polymorphonuclear leukocytes C. Eosinophils D. Epithelial cells

Last Answer : B. Polymorphonuclear leukocytes

Montelukast produces the following action(s) in bronchial asthma patients: A. Bronchodilatation B. Suppression of bronchial hyperreactivity C. Stabilization of mast cells D. Both 'A' and 'B'

Description : Montelukast produces the following action(s) in bronchial asthma patients: A. Bronchodilatation B. Suppression of bronchial hyperreactivity C. Stabilization of mast cells D. Both 'A' and 'B'

Last Answer : D. Both 'A' and 'B'

Zymogen cells are also called (a) Mast cells (b) Oxyntic cells (c) Chief cells (d) None of these

Description : Zymogen cells are also called (a) Mast cells (b) Oxyntic cells (c) Chief cells (d) None of these

Last Answer : (c) Chief cells

What is Myoglobin ?

Description : What is Myoglobin ?

Last Answer : Myoglobin is a type of protein linked by iron and oxygen. It is most commonly found in the fleshy muscle cells of vertebrates. It is related to hemoglobin.

Myoglobin is present in

Description : Myoglobin is present in

Last Answer : Myoglobin is present in A. White muscle fibers B. Red muscle fibers C. Involuntary muscles D. All the above

Each myoglobin molecule contains (A) One iron atom (B) Two iron atoms (C) Four iron atoms (D) Six iron atoms

Description : Each myoglobin molecule contains (A) One iron atom (B) Two iron atoms (C) Four iron atoms (D) Six iron atoms

Last Answer : Answer : A

About 5% of the total body, iron is present in (A) Transferrin (B) Myoglobin (C) Cytochromes (D) Haemosiderin

Description : About 5% of the total body, iron is present in (A) Transferrin (B) Myoglobin (C) Cytochromes (D) Haemosiderin

Last Answer : Answer : B

The red colour of human blood is due to (1) myoglobin (2) hemoglobin (3) immunoglobulin (4) haptoglobin

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.

Mitotic spindle is mainly composed of which protein? (a) Actin (b) Myosin (c) Actomyosin (d) Myoglobin

Description : Mitotic spindle is mainly composed of which protein? (a) Actin (b) Myosin (c) Actomyosin (d) Myoglobin

Last Answer : c) Actomyosin

The following protein/polypeptide has a quaternary structure : (A) cc-Chymotrypsin (B) Hemoglobin (C) Insulin (D) Myoglobin

Description : The following protein/polypeptide has a quaternary structure : (A) cc-Chymotrypsin (B) Hemoglobin (C) Insulin (D) Myoglobin

Last Answer : (B) Hemoglobin

The red colour of human blood is due to (1) myoglobin (2) hemoglobin (3) immunoglobulin (4) haptoglobin

Description : The red colour of human blood is due to (1) myoglobin (2) hemoglobin (3) immunoglobulin (4) haptoglobin

Last Answer : hemoglobin

Liver cells secrete -

Description : Liver cells secrete -

Last Answer : Liver cells secrete - A. amylopsin B. trypsin C. lipase D. bile and no enzyme

Which cells of mucous layer of stomach secrete pepsinogen

Description : Which cells of mucous layer of stomach secrete pepsinogen

Last Answer : Which cells of mucous layer of stomach secrete pepsinogen A. Chief cell B. Goblet cell C. Parietal cel D. Oxyntic cell

One of the following cells secrete hormone

Description : One of the following cells secrete hormone

Last Answer : One of the following cells secrete hormone A. Cells of Leydig B. Cells of Sertoli C ... `rarr` Secondary spermatocytes D. Secondary spermatocytes.

Sertoli cells secrete a hormone

Description : Sertoli cells secrete a hormone

Last Answer : Sertoli cells secrete a hormone A. Gonadotropin B. Testerone C. Relaxin D. Inhibin.

Tubular cells secrete _____ and _____

Description : Tubular cells secrete _____ and _____

Last Answer : Tubular cells secrete _____ and _____

Tubular cells secrete _____ and _____

Description : Tubular cells secrete _____ and _____

Last Answer : Tubular cells secrete _____ and _____

Why Cells that carry on digestion within the cell do not partly digest themselves because they secrete their digestive enzymes into membrane-enclosed?

Description : Why Cells that carry on digestion within the cell do not partly digest themselves because they secrete their digestive enzymes into membrane-enclosed?

Last Answer : Feel Free to Answer

What the nervous tissues cells secrete collagen?

Description : What the nervous tissues cells secrete collagen?

Last Answer : What is the answer ?

β-cells of islet of langerhans of the pancreas secrete (A) Insulin (B) Glucagon (C) Somatostatin (D) Pancreatic polypeptide

Description : β-cells of islet of langerhans of the pancreas secrete (A) Insulin (B) Glucagon (C) Somatostatin (D) Pancreatic polypeptide

Last Answer : Answer : A