There is a strong correlation between plasma cholesterol (with different lipoproteins) and atherosclerosis. Which of the following statement is TRUE? O a. The risk of atherosclerosis increases when chylomicrons decreases. O b. The risk of atherosclerosis increases when LDL decreases. O c. The risk of atherosclerosis increases when LDL increases. Od. The risk of atherosclerosis increases when VLDL decreases. O e. The risk of atherosclerosis increases when HDL increases.
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- Which of the following statements is (are) true concerning the pathways for blood clotting?a. The intrinsic pathway takes less time than the extrinsic pathway.b. The intrinsic and extrinsic pathways require sodium.c. The intrinsic pathway is started by factors from damaged tissues.d. The intrinsic pathway requires the same clotting factors as the extrinsic pathway.e. The common pathway results in fibrin changing to fibrinogen26) All the following are suggestive of iron-deficiency anemia EXCEPT() A Koilonychia B Pica C Decreased serum ferritin D Decreased total iron-binding capacity(TIBC) E Low reticulocyte responseGlucose transporter present in erythrocytes is- A. GLUT 1 B. GLUT 2 C. GLUT 3 D. GLUT 4
- Liver disease often results in ascites (increasing abdominal fluid) and other forms of systemic edema. This is due to the decrease in synthesis by the liver of which of the following? (A) fibrinogen and other clotting proteins (B) transferrin and other transport proteins (C) cholesterol and its transport proteins (D) albuminIn the human body, blood vessels can dilate, or increase their radii, in response to various stimuli, so that the volume flow rate of the blood increases. Assume that the pressure at either end of a blood vessel, the length of the vessel, and the viscosity of the blood re- main the same, and determine the factor Ralated/Rpormal by which the radius of a vessel must change in order to double the volume flow rate of the 79. blood through the vessel.Forma Blood clotting involves a complex series of events. Test your knowledge of these events by placing the following reactions in the proper order. A. Sticky fibrin threads form a web at the site of the injury. _B. Both the intrinsic and extrinsic pathways result in the production of the enzyme prothrombin activator. C. Thrombin transforms the soluble plasma protein fibrinogen into insoluble fibrin. D. Red blood cells and platelets become ensnared in the fibrin web to create a clot of fibrin, blood cells, and platelets. E. Prothrombin is converted to the enzyme thrombin. F. Prothrombin activator acts on the globulin prothrombin (factor II).
- Match the following with its function: v plasma protein that creates osmotic pressure that prevents fluids from leaking out of blood vessels (prevents edema) albumin A. fibrinogen В. plasma protein that helps cause blood clotting c. platelets Formed element that causes blood clotting. white blood cells D. Formed element important in the immune system. red blood cells Е. formed element that carries oxygen hemoglobin F. protein that binds to oxygen > >Vitamin B12 cannot be produced by the human body but instead must be obtained from your diet. A patient has a diagnosis of pernicious anemia (Megaloblastic anemia). Explain the most common underlying cause of this disorder and explain how it is treated?Which is of the following statments is TRUE considering esculetin: Select one: a. It is used for the treatment of varicose veins b. It is a furanocoumairn c. It is a pyranocoumarin d. It has an antidiarrheal effect
- Match the following with its function: plasma protein that creates osmotic pressure that prevents fluids from leaking out of blood vessels (prevents edema) A. albumin B. fibrinogen plasma protein that helps cause blood clotting C. platelets v Formed element that causes blood clotting. D. white blood cells Formed element important in the immune E. red blood cells system. F. hemoglobin v formed element that carries oxygen v protein that binds to oxygenOne of the more common adverse effects of cancerchemotherapy is the destruction of leukocytes. Before hisnext scheduled chemotherapy treatment, a patientundergoes a blood test called an absolute neutrophil count(ANC), which reveals that his neutrophil count is 1900 cells per microliter. Would his healthcare team be likely toproceed with his chemotherapy treatment? Why?For a patient with a glucose 6-phosphate dehydrogenase deficiency, suffering from the acute onset of hypoxia and anemia, which of the following is the most likely to happen to the red blood cells and lead to anemia? a. The increased presence of methemoglobin in the blood b. The decreased production of hemoglobin during RBC development c. The premature destruction of RBCs in the circulation