34. Vitamin K is necessary for normal blood coagulation because of which of the following? A) It complexes with platelets in the first wave of platelet aggregation B) It induces the release of von Willebrand factor C) It inhibits the activation of the fibrinolytic system D) It initiates the contact phase by activating factor XI (plasma thromboplastin antecedent) E) It is a required cofactor for y-carboxylation of protein

Q: 104. In which of the following portions of the circulation is blood volume the greatest? OA) Cardiac…

A: Blood circulation takes place in 3 different ways,  Systemic circulation Coronary circulation…

Q: Aspirin functions to decrease the probability of clot formation by (A) blocking the action of…

A: Blood is a kind of connective tissue which is responsible for transporting the materials across the…

Q: What happens if you were to replace a saline (salt) solution with a water solution in someone’s IV…

A: When administering IV fluids to a patient, it is essential to use the correct type of solution to…

Q: 20. Replacement of a glutamic acid for valine in hemoglobin ß primarily causes which effect?…

A: The replacement of a glutamic acid residue in the beta-chain of hemoglobin by valine is an important…

Q: Sally has just been life-flighted to the hospital after a car accident. She has type A Blood. What…

A: There are four major blood groups determined by the presence or absence of two antigens – A and B –…

Q: The first step in the process of hemostasis is, (a) coagulation. (b) the platelet phase. (c)…

A: Hemostasis is the essential process that helps in ceasing the bleeding from a blood vessel. It…

Q: A female patient complains to their physician that they are constantly tired and get out of breath…

A: Hematocrit test measures the proportion of RBCs in the blood. It uses a Centrifuge method or a…

Q: 10. Platelet-platelet binding, or aggregation, requires the interaction of fibrinogen with a…

A: When blood is start to bleed it is stopped by clotting. Blood clotting is also known as Coagulation.…

Q: The process from which leukocytes leave the bloodstream through the endothelial cells of the…

A: Leukocytes are WBCs acting as immune cells fight unwanted foreign bodies entering into the cells.

Q: before a hematocrit can be calculated

A:

Q: In a healthy individual, the overall balance of filtration and absorption for all of the capillaries…

A: The capillary exchange refers to the draining of plasma, gas, water into the tissue spaces…

Q: 16) In what situation would a beta blocker be INDICATED? A) Hypertension B) Hypotension C)…

A: Beta blockers are the class of drug that are used in the case of arrhythmia, chest pain, heart…

Q: Name the molecule that is used that allows platelets to bind to collagen?

A: Human blood is the most frequent fluid contained in a body that flows throughout under high pressure…

Q: difference between veins and arteries

A: Every tissues and cells in our body requires oxygen for carrying out proper metabolic process.…

Q: When a blood vessel is injured or severed, the process leading to hemostasis is initiated. The first…

A: Homeostasis:  Hemostasis is the medical term for stopping bleeding. Hemostasis is achieved whenever…

Q: How does clopidogrel work to inhibit platelet activation?

A: Blood clotting the process of coagulation of blood in order to prevent bleeding, it is done with the…

Q: (a) Define fibrinolysis. (b) What is the importance of this process?

A: Fibrin is a protein arranged in long fibrous chains. It is formed of fibrinogen which is a soluble…

Q: Which of the following scenarios might occur when a patients neutrophils are defective for the…

A: Neutrophil is a type of white blood cell and the main function of it is to get activated at the time…

Q: Platelets do this: A) Thin the BloodB) Transfer BloodC) Clot the BloodD) Carry Oxygen

A: The blood is the connective tissue fluid of the organism. It is composed of various cells such as…

Q: (a) How is clot overgrowth usually prevented? (b) List two conditions that may lead to unnecessary…

A: Hemostasis is the process that occurs to prevent bleeding and involves the formation of blood clots…

Q: The vitamin required for coagulation of blood: A) B6 B) c C) k D) b

A: Numerous body fluids (BF) pass through the body to maintain optimum body functioning. Synovial…

Q: 57 Which of the following is the principal factor determining the distribution of blood flow to the…

A: Blood vessels are the channels through which blood circulates inside the body ,these include  Types…

Q: Which would affect normal blood clotting more, a mutation that blocked the production of clotting…

A: Coagulation pathway:- The common pathway consists of factors I, II, V, VII, X, and the factors…

Q: 1.A patient comes into the ER who has just rapidly lost 30% of his blood volume. Which of the…

A: Blood loss of more than 30% to 40% of the total fluid volume may cause fall in the blood pressure…

Q: Briefly Explain the mechanism of aspirin induced anti-platelet activity? explain at your own words

A: Blood clotting also called coagulation is the process of conversion of blood to gel form called…

Q: 1.)  A.) The two major groups of white blood cells are ____?____  and    ___?___ B.) The most…

A: Blood has two components: the Cellular component and the liquid component. The cellular component…

Q: The development of atherosclerotic lesions that leads to cardiovascular disease involves: A)…

A: Atherosclerosis is a chronic condition marked by the buildup of lipids and fibrous substances in the…

Q: 42) WHich of the following clinical situations will most likely result in erythroblastosis fetalis.…

A: Humans have four blood types: A, B, AB, and O. Antigens A and B found in human red blood cells help…

Q: Which of the following intrinsic factors would cause vasodilation of arterioles? A) vasodilagen B)…

A: Arteries carry oxygenated blood from heart to all other tissues and organs. Arterioles are small…

Q: 37. Binding of thrombin to which of the following molecules converts it from a procoagulant to an…

A: Homeostasis demands that the blood should carry anticoagulants that do not allow it to clot and flow…

Q: Which of the following is a sensitive indicator of early inon deficiency(). A) serum iron B)…

A: Anemia can be defined as a decreased level of hemoglobin. Hemoglobin is a protein that carries…

Q: 10) blood pressure is lowest in the  A) capillaries B) arterioles C) veins D) venules E) arteries

A: The force that causes blood to circulate throughout the body is called blood pressure. The force of…

Q: It is known that heparin acts by increasing the activity of antithrombin, causing a conformational…

A: Anticoagulants are also called as blood thinners. These Chomical substances prevents coagulation,…

Q: Thrombocytopenia is a disorder in which blood shows an abnormally low concentration of (a)…

A: Introduction: The whole blood comprises the fluid portion, named plasma, and the cellular components…

Q: The most frequent cause of a nonmalignant increase in total leukocyte count is   Question 1…

A: The objective of the question is to identify the most common cause of a nonmalignant increase in…

Q: What type of blood cell fights infection and invaders in the body? A) White Blood CellsB)…

A: Blood cells are also known as hematocytes. They are the cells that found in the blood and produced…

Q: 91. In an experimental animal, the diameter of a precapillary arteriole is increased in a muscle…

A: Precapillary arterioles are the final generation of terminal arterioles. They have diameters less…

Q: 24. Patients who are on oral antibiotics for a prolonged period of time unless received in diet can…

A: Vitamin K is defined as a one of the most important type of vitamin that are required by the body…

Q: 13. Under normal conditions, the dominant form in which CO₂ is carried in arterial blood is which of…

A: Blood plays an essential role as a transporter of nutrients to every organ and tissue and thus…

Q: 22) A commonly shared action of all antiarrhythmics is that they _____________________.   A)…

A: Sinus arrhythmias are abnormal heart rhythms or beats that start at the sinus node. They commonly…

Q: 5. A patient with cholelithiasis (gallstone disease) has long-term failure of the bile salts passage…

A: Introduction:-  The formation of stones in the gallbladder is termed as cholelithiasis. These stones…

Q: Which of the following forms of shock occurs as a result of expansion of the vascular compartment?…

A: A shock is a medical condition caused by a sudden drop in blood flow in the body. It can be caused…

Q: Which blood vessels work to regulate arterial blood pressure?

A: Answer: Blood vessels are the vessels or tubes that helps to circulate the blood throughout the…