During blood clotting , fibrin is produced by

During blood clotting , fibrin is produced by
by

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Answer :

During blood clotting , fibrin is produced by A. Thrombokinase B. Prothrombin C. Liver D. Proteolysis
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Tests of coagulation are used to monitor anticoagulation treatment and detect intrinsic abnormalities in coagulation. Which of the following statement(s) is/are true concerning coagulation tests? a. Prothrombin time (PT) measures both the intrinsic and extrinsic clotting pathways and fibrinogen b. Activated partial thromboplastin time (aPTT) can be used to monitor both oral anticoagulation with Warfarin and intravenous anticoagulation with heparin c. Thrombin clotting time (TCT) is a measurement of the time it takes for exogenously administered thrombin to turn plasma fibrinogen into fibrin clot d. Whole blood activated clotting time (ACT) is a measurement of the ability of whole blood to clot and is used to monitor heparin levels intraoperatively during cardiovascular and peripheral vascu

Description : Tests of coagulation are used to monitor anticoagulation treatment and detect intrinsic abnormalities in coagulation. Which of the following statement(s) is/are true concerning ... is used to monitor heparin levels intraoperatively during cardiovascular and peripheral vascular operations

Last Answer : Answer: a, c, d Coagulation tests include prothrombin time (PT), which measures the intrinsic and extrinsic pathways of fibrinogen production and is the most common method for ... more while for peripheral vascular applications, values of 250 seconds or greater are considered appropriate

The following are true about blood coagulation: a. heparin inhibits blood coagulation through its interference with vitamin K metabolism in the liver b. addition of vitamin K to freshly drawn blood delays clotting c. thrombin converts fibrinogen to fibrin d. platelets are essential for blood clot

Description : The following are true about blood coagulation: a. heparin inhibits blood coagulation through its interference with vitamin K metabolism in the liver b. addition of vitamin K to freshly drawn ... delays clotting c. thrombin converts fibrinogen to fibrin d. platelets are essential for blood clot

Last Answer : thrombin converts fibrinogen to fibrin

A patient who has been taking quantities of aspirin might show increased post operative bleeding because aspirin inhibits:** A. Synthesis of thromboxane A2 and prevents platelet aggregation B. Synthesis of prostacyclin and prevents platelet aggregation C. Synthesis of prostaglandin and prevents production of blood platelets D. Thrombin and prevents formation of the fibrin network E. Increase the absorption of vitamin K and prevents synthesis of blood clotting factors

Description : A patient who has been taking quantities of aspirin might show increased post operative bleeding because aspirin inhibits:** A. Synthesis of thromboxane A2 and prevents platelet aggregation B. ... network E. Increase the absorption of vitamin K and prevents synthesis of blood clotting factors

Last Answer : A. Synthesis of thromboxane A2 and prevents platelet aggregation

Non bacterialropiness or sliminess in milk and milk products may be duetoThe A- stringiness caused by mastitis and in particular by fibrin and leucocytes from the cow's blood. B- sliminess resulting from the thickness of the cream C- stringiness due to thin films of casein or lactalbumin during cooling D- all of the above

Description : Non bacterialropiness or sliminess in milk and milk products may be duetoThe A- stringiness caused by mastitis and in particular by fibrin and leucocytes from the cow's blood. B- sliminess resulting ... C- stringiness due to thin films of casein or lactalbumin during cooling D- all of the above

Last Answer : all of the above

What is the organ where most of the clotting factors are produced? What is the role of vitamin K in the blood coagulation?

Description : What is the organ where most of the clotting factors are produced? What is the role of vitamin K in the blood coagulation?

Last Answer : Most of the clotting factors are produced in the liver. Vitamin K participates in the activation of several clotting factors and it is fundamental for the well-functioning of the blood coagulation.

Which of the following is/are true concerning wound fibroblasts? A. Fibroblasts synthesize and secrete collagen molecules. B. Wound fibroblasts are derived from blood-borne precursor cells. C. Fibroblasts migrate to a wound along fibrin strands, which are used as a scaffold. D. Large amounts of fibrin or blood clot can act as a physical barrier to fibroblast penetration, which delays normal wound healing.

Description : Which of the following is/are true concerning wound fibroblasts? A. Fibroblasts synthesize and secrete collagen molecules. B. Wound fibroblasts are derived from blood-borne precursor cells. C. ... clot can act as a physical barrier to fibroblast penetration, which delays normal wound healing.

Last Answer : Answer: ACD DISCUSSION: Fibroblasts appear in the wound on about the third day of healing and begin to synthesize and secrete collagen molecules. Wound fibroblasts arrive from cells surrounding ... enzymes, and large amounts of fibrin and blood clot prevent fibroblasts from entering the wound

Blood does not coagulate inside the body due to the presence of (a) haemoglobin (b) heparin (c) fibrin (d) plasma

Description : Blood does not coagulate inside the body due to the presence of (a) haemoglobin (b) heparin (c) fibrin (d) plasma

Last Answer : Ans:(b)

Blood does not coagulate inside the body due to the presence of – (1) Plasma (2) Haemoglobin (3) Heparin (4) Fibrin

Description : Blood does not coagulate inside the body due to the presence of – (1) Plasma (2) Haemoglobin (3) Heparin (4) Fibrin

Last Answer : (3) Heparin Explanation: Heparin is a naturally-occurring anticoagulant produced by basophils and mast cells. Heparin acts as an anticoagulant, preventing the formation of clots and extension of existing clots ... is present in the walls of blood vessels where it doesn't allow blood to clot.

Which among the following blood protein regulates the amount of water in plasma? (1) Globulin (2) Albumin (3) Fibrin (4) Fibulir

Description : Which among the following blood protein regulates the amount of water in plasma? (1) Globulin (2) Albumin (3) Fibrin (4) Fibulir

Last Answer : (2) Albumin

Blood does not coagulate inside the body due to the presence of (1) Plasma (2) Haemoglobin (3) Heparin (4) Fibrin

Description : Blood does not coagulate inside the body due to the presence of (1) Plasma (2) Haemoglobin (3) Heparin (4) Fibrin

Last Answer : Heparin

Fibrinolytic therapy is based on activation of plasminogen, the inactive proteolytic enzyme of plasma that binds to fibrin during the formation of thrombosis. Activation of plasminogen to plasmin results in selective thrombolysis at the fibrin clot surface. Which of the following statement(s) is/are true concerning agents used in thrombolytic therapy? a. Streptokinase is a bacterial protein which is antigenic in humans, resulting in allergic reactions in up to l5% of cases b. Tissue plasminogen activator acts directly on plasmin without an intermediate drug–plasmin complex c. The half-life of urokinase, streptokinase, and TPA all exceed 30 minutes d. Streptokinase is significantly cheaper than urokinase or TPA

Description : Fibrinolytic therapy is based on activation of plasminogen, the inactive proteolytic enzyme of plasma that binds to fibrin during the formation of thrombosis. Activation of plasminogen to plasmin results ... TPA all exceed 30 minutes d. Streptokinase is significantly cheaper than urokinase or TPA

Last Answer : Answer: a, b, d Streptokinase is a bacterial protein produced by group C b-hemolytic streptococci. It is therefore antigenic in humans and can be associated with allergic reaction in ... one agent over the other. Streptokinase however, is markedly less expensive than either urokinase or TPA

Keloid scar during healing: B A. is normal scar and is common B. caused by the excess deposition of fibrin in the wound and are larger than the wound C. may be prevented by pressure dressing D. keloid are always harmful to the body

Description : Keloid scar during healing: B A. is normal scar and is common B. caused by the excess deposition of fibrin in the wound and are larger than the wound C. may be prevented by pressure dressing D. keloid are always harmful to the body

Last Answer : caused by the excess deposition of fibrin in the wound and are larger than the wound

During blood clotting, which of the following is used?

Description : During blood clotting, which of the following is used?

Last Answer : During blood clotting, which of the following is used? A. Co B. `Ca^(+ +)` C. `Na^(+)` and thromboplastin D. `Cl^(-)`

What is Fibrin ?

Last Answer : : Fibrin is a natural process of hemostasis that prevents excessive bleeding after an injury. It is a natural blood clotting process that works in the early stages of wound healing .

Which of the following protein is rich in cysteine? (A) Elastine (B) Collagen (C) Fibrin (D) Keratin

Description : Which of the following protein is rich in cysteine? (A) Elastine (B) Collagen (C) Fibrin (D) Keratin

Last Answer : Answer : D

A 67-year-old male with advanced cholangiocarcinoma develops gram-negative sepsis. Excessive bleeding is noted around vascular catheters and from needle puncture sites. The diagnosis of disseminated intervascular coagulation (DIC) is considered. Which of the following laboratory test(s) is/are indicative of DIC? a. Decreased platelet count b. Decreased fibrinogen level c. Normal prothrombin time d. Elevated fibrin split products

Description : A 67-year-old male with advanced cholangiocarcinoma develops gram-negative sepsis. Excessive bleeding is noted around vascular catheters and from needle puncture sites. The diagnosis of disseminated ... b. Decreased fibrinogen level c. Normal prothrombin time d. Elevated fibrin split products

Last Answer : Answer: a, b, d Disseminated intravascular coagulation (DIC) is the primary form of acute thrombosis. Causes of this syndrome include abruptio placenta, gram-positive and gram-negative sepsis, ... decline in the platelet count and fibrinogen level, along with an elevation of fibrin split products

Hemostasis and the cessation of bleeding require which of the following processes? A. Adherence of platelets to exposed subendothelial glycoproteins and collagen with subsequent aggregation of platelets and formation of a hemostatic plug. B. Interaction of tissue factor with factor VII circulating in the plasma. C. The production of thrombin via the coagulation cascade with conversion of fibrinogen to fibrin. D. Cross-linking of fibrin by factor XIII.

Description : Hemostasis and the cessation of bleeding require which of the following processes? A. Adherence of platelets to exposed subendothelial glycoproteins and collagen with subsequent aggregation of platelets and ... conversion of fibrinogen to fibrin. D. Cross-linking of fibrin by factor XIII.

Last Answer : Answer: ABCD DISCUSSION: Hemostasis requires the interaction of platelets with the exposed subendothelial structures at the site of injury followed by aggregation of more platelets in that area. ... form a stable clot that incorporates the platelet plug and fibrin thrombus into a stable clot

The main feature of a wound healing is C A. Lymphocyte accumulation B. Fibrin deposition C. Granulation tissue formation D. Tissue destruction

Description : The main feature of a wound healing is C A. Lymphocyte accumulation B. Fibrin deposition C. Granulation tissue formation D. Tissue destruction

Last Answer : Granulation tissue formation

The main feature of a healing wound is: C A. Lymphocyte accumulation B. Fibrin deposition C. Granulation tissue D. None of these

Description : The main feature of a healing wound is: C A. Lymphocyte accumulation B. Fibrin deposition C. Granulation tissue D. None of these

Last Answer : Granulation tissue

The proteins of wool, hair, horns etc. is called a. Collagens b. Elastins c. Keratins d. Fibrin

Description : The proteins of wool, hair, horns etc. is called a. Collagens b. Elastins c. Keratins d. Fibrin

Last Answer : Keratins

Which protein represent about 30% of the total protein content of the animal body. a. Collagens b. Elastins c. Keratins d. Fibrin

Description : Which protein represent about 30% of the total protein content of the animal body. a. Collagens b. Elastins c. Keratins d. Fibrin

Last Answer : Collagens

Vitamin K is required for (a) change of prothrombin into thrombin (b) synthesis of prothrombin (c) change of fibrinogen to fibrin (d) formation of thromboplastin.

Description : Vitamin K is required for (a) change of prothrombin into thrombin (b) synthesis of prothrombin (c) change of fibrinogen to fibrin (d) formation of thromboplastin.

Last Answer : (b) synthesis of prothrombin

Platelets play an important role in haemostasis; which of the following describes this role? A. They convert fibrinogen to fibrin B. They agglutinate and plug small, ruptured vessels C. They initiate fibrinolysis in thrombosis D. They supply fibrin stabilizing factors E. They supply proconvertin for thromboplastin activation

Description : Platelets play an important role in haemostasis; which of the following describes this role? A. They convert fibrinogen to fibrin B. They agglutinate and plug small, ruptured ... thrombosis D. They supply fibrin stabilizing factors E. They supply proconvertin for thromboplastin activation

Last Answer : B. They agglutinate and plug small, ruptured vessels

Which fibrinolytic agent(s) selectively activate(s) fibrin bound plasminogen rather than circulating plasminogen: A. Urokinase B. Streptokinase C. Alteplase D. Both ‘A’ and ‘C

Description : Which fibrinolytic agent(s) selectively activate(s) fibrin bound plasminogen rather than circulating plasminogen: A. Urokinase B. Streptokinase C. Alteplase D. Both ‘A’ and ‘C

Last Answer : C. Alteplase

The organic portion of bone consists of which one of the following proteins. a) fibrin b) collagen c) actin d) myosin

Description : The organic portion of bone consists of which one of the following proteins. a) fibrin b) collagen c) actin d) myosin

Last Answer : ANSWER: B -- COLLAGEN

What triggers blood clotting? -Biology

Description : What triggers blood clotting? -Biology

Last Answer : answer:

What is blood clotting? -Biology

Description : What is blood clotting? -Biology

Last Answer : answer:

How do platelets initiate blood clotting? -Biology

Description : How do platelets initiate blood clotting? -Biology

Last Answer : answer:

What is the importance of prothrombin in blood clotting? -Biology

Description : What is the importance of prothrombin in blood clotting? -Biology

Last Answer : answer:

What are the factors that oppose blood clotting? -Biology

Description : What are the factors that oppose blood clotting? -Biology

Last Answer : answer:

Deficiency of which vitamin does not cause blood clotting? -General Knowledge

Description : Deficiency of which vitamin does not cause blood clotting? -General Knowledge

Last Answer : answer:

What is blood clotting ?

Description : What is blood clotting ?

Last Answer : The process by which fibrinogen is separated from the blood plasma from the wound site and stops the bleeding by forming fibrin reticulum in the wound site so that the residual blood becomes clot is called blood clotting or blood clotting.

What is the light residual part of the blood after blood clotting ?

Last Answer : Serum is the light residual part of the blood after blood clotting.

Assertion: Platelets play an important role in blood clotting. Reason: In the blood oozing from an injury, the platelets disintegrate and release thro

Description : Assertion: Platelets play an important role in blood clotting. Reason: In the blood oozing from an injury, the platelets disintegrate and release thro

Last Answer : Assertion: Platelets play an important role in blood clotting. Reason: In the blood oozing from an ... D. If both Assertion & Reason are false.

The following are needed for blood -clotting in mammals

Description : The following are needed for blood -clotting in mammals

Last Answer : The following are needed for blood -clotting in mammals A. `Ca^(++)` and Vitamin E B. `Ca^(++)` and ... +)` and Vitamin A D. `K^(+)` and Vitamin K

Which of the following , does not help in clotting of blood ?

Description : Which of the following , does not help in clotting of blood ?

Last Answer : Which of the following , does not help in clotting of blood ? A. Heparin B. Prothrombin C. `Ca^(2+)` D. `Exposure to `O_(2)`

Blood clotting can be prevented in a test tube by adding a little

Description : Blood clotting can be prevented in a test tube by adding a little

Last Answer : Blood clotting can be prevented in a test tube by adding a little A. Sodium oxalate B. Sodium chloride C. Sodium hydroxide D. Ammonium chloride

Liquid which remain after clotting of blood is called as `:-`

Description : Liquid which remain after clotting of blood is called as `:-`

Last Answer : Liquid which remain after clotting of blood is called as `:-` A. Serum B. Plasma C. Lymph D. Blood

Blood clotting requires

Description : Blood clotting requires

Last Answer : Blood clotting requires A. `Na^(+)` and `K^(+)` B. `Na^(+)` and prothrombin C. `Na^(+)` and thromboplastin D. `Ca^(2+)` and thromboplastin

Blood clotting requires `:-`

Description : Blood clotting requires `:-`

Last Answer : Blood clotting requires `:-` A. `Na^(+)+K^(+)` B. `Na^(+) +` Protbrombin C. `Na^(+) +` Thromboplastin D. `Ca^(++)+` Thromboplastin

Why does blood not clotting properly increase risk of getting infections?

Description : Why does blood not clotting properly increase risk of getting infections?

Last Answer : Feel Free to Answer

Blood clotting?

Description : Blood clotting?

Last Answer : The body contains a natural process to stop bleeding from minor cuts in a matter of several minutes. When a small artery is cut, the collagen fibers in its tissue are exposed, which signals the clotting process ... Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

Deficiency of which of the following causes non-clotting of blood?

Description : Deficiency of which of the following causes non-clotting of blood?

Last Answer : Vitamin K

Vitamin K regulates the synthesis of blood clotting factors. (A) VII (B) IX (C) X (D) All of these

Description : Vitamin K regulates the synthesis of blood clotting factors. (A) VII (B) IX (C) X (D) All of these

Last Answer : Answer : D

Vitamin K regulates the synthesis of blood clotting factors: (A) VII (B) IX (C) X (D) All of these

Description : Vitamin K regulates the synthesis of blood clotting factors: (A) VII (B) IX (C) X (D) All of these

Last Answer : Answer : D

Vitamin K is involved in posttranslational modification of the blood clotting factors by acting as cofactor for the enzyme: (A) Carboxylase (B) Decarboxylase (C) Hydroxylase (D) Oxidase

Description : Vitamin K is involved in posttranslational modification of the blood clotting factors by acting as cofactor for the enzyme: (A) Carboxylase (B) Decarboxylase (C) Hydroxylase (D) Oxidase

Last Answer : Answer : A

A protein reacts with biuret reagent which indicates 2 or more (A) Blood clotting (B) Peptide bond (C) Disulphide bonds (D) Hydrophobic bonds

Description : A protein reacts with biuret reagent which indicates 2 or more (A) Blood clotting (B) Peptide bond (C) Disulphide bonds (D) Hydrophobic bonds

Last Answer : Answer : B

Platelets contain an enzyme which has important role in clotting in blood. This enzyme is known as (A) Cholinesterase (B) Transaminase (C) Decarboxylase (D) Thrombokinase

Description : Platelets contain an enzyme which has important role in clotting in blood. This enzyme is known as (A) Cholinesterase (B) Transaminase (C) Decarboxylase (D) Thrombokinase

Last Answer : Answer : D

Insulin is a protein which controls (A) Blood clotting (B) Metabolic pathway (C) Digestion (D) Kreb’s cycle

Description : Insulin is a protein which controls (A) Blood clotting (B) Metabolic pathway (C) Digestion (D) Kreb’s cycle

Last Answer : Answer : B

Abnormalities of blood clotting are (A) Haemophilia (B) ********* disease (C) Gout (D) Both (A) and (B)

Description : Abnormalities of blood clotting are (A) Haemophilia (B) Christmas disease (C) Gout (D) Both (A) and (B)

Last Answer : Answer : D