Description : Internal validity refers to which of the following? a. The ability to infer that a casual relationship exists between 2 variables b. The extent to which study results can be generalized to and ... the study d. The ability to generalize the study results to individuals not included in the study
Last Answer : b. The extent to which study results can be generalized to and across populations of persons, settings, and times
Description : What type of validity refers to the extent to which the results of a study can be generalized across time? a. Ecological validity b. External validity c. Internal validity d. Temporal validity
Last Answer : d. Temporal validity
Description : Cerebrospinal fluid: a. is produced mainly by the lateral, third and fourth ventricles b. enters the subarachnoid space through foramina Lushka and Magendie c. is reabsorbed mainly into the lymphatics d. production is dependent of the blood pressure
Last Answer : is produced mainly by the lateral, third and fourth ventricles
Description : Wucheria are found in ---------- a) lymphatics vessel and lymph nodes b) Somatic cell c) both a and b d) none
Last Answer : a) lymphatics vessel and lymph nodes
Description : The effects of diethyl carbamazine citrate in filariasis include the following except: A. Rapid symptomatic relief in acute filarial attack B. Renders filarial patients noninfective to mosquitoes ... Prolonged treatment may achieve radical cure by killing adult filarial worms lodged in lymphatics
Last Answer : C. Prolonged treatment induces regression of filarial elephantiasis
Description : Palliation refers to a) relief of symptoms associated with cancer. Palliation is the goal for care in terminal cancer patients. b) hair loss. Alopecia is the term that refers to hair loss. c) ... the lowest point of white blood cell depression after therapy that has toxic effects on the bone marrow.
Last Answer : a) relief of symptoms associated with cancer. Palliation is the goal for care in terminal cancer patients.
Description : Which of the following refers to the term -- tracheotomy (pron: tray-key-ot-eh-me)? a) an electrical determination of the flow rate of air through the trachea b) an incision of the trachea c) the removal of the trachea due to gross cancerous tumor formation d) none of these
Last Answer : ANSWER: B -- AN INCISION OF THE TRACHEA
Description : Vasoconstriction causes
Last Answer : Vasoconstriction causes A. Increase in heart beat B. Decrease in heart beat C. Increase in blood pressure D. Decrease in blood pressure
Description : Peripheral vasoconstriction is caused by high concentrations of (A) Antidiuretic hormone (B) Melatonin (C) Glucagon (D) Oxytocin
Last Answer : Answer : A
Description : Histamine causes all the following except (A) Stimulation of gastric secretion (B) Vasoconstriction (C) Pruritus (D) Increase in capillary permeability
Last Answer : Answer : B
Description : Which of the following statement(s) is/are correct concerning the cardiovascular response to shock? a. Changes in cardiac contractile function shift the Frank Starling curve up and down b. ... d. The total circulating blood volume is equally split between the arterial and venous system
Last Answer : Answer: a Central in the general cardiovascular response to shock is the action of the heart itself. The principle determinants of cardiac function in the normal heart are the volume of blood ... Blood flow to the skin is sacrificed early, followed by that to the kidneys and splanchnic viscera
Description : Which of the following statement(s) is/are true concerning the physiology of the microvascular system? a. Filtration of capillary fluid into the interstitial and the subsequent reabsorption is ... the arteriolar level d. Adrenergic vasoconstriction can arrest blood flow to an entire capillary bed
Last Answer : Answer: a, c, d Exchange of material between the vascular space and the cell of various tissues via the interstitial space is essential for organ viability and occurs at the ... contractions are potent enough that blood flow to entire capillary beds can be arrested by adrenergic vasoconstriction
Description : Which of the following statement(s) is/are true concerning the neuroendocrine responses to shock? a. Sympathetic nerve endings release epinephrine which is responsible for greater than 80% ... injury and sepsis d. The renin-angiotensin axis further augments the sympathetic-mediated vasoconstriction
Last Answer : Answer: c, d The neuroendocrine response to shock attempts to achieve restoration of effective blood volume, mobilization of metabolic substrates, and maintenance of central ... . Angiotensin II is an extremely effective vasoconstrictor that further augments sympathetic-mediated vasoconstriction
Description : Eicosanoids mediate inflammation in a variety of ways. Of the following statements, which are true with regard to this? a. Eicosanoids are stored in cytoplasmic granules ... include vasodilatation, vasoconstriction, increased vascular permeability and both chemotaxis and chemoattractant inhibition
Last Answer : Answer: b, d The eicosanoids are derived from arachidonic acid (eicosatetraenoic acid) and consist of prostaglandins, thromboxanes, leukotrienes and lipoxins. The eicosanoids are not ... nervous system d. Mononuclear phagocytes release a variety of proinflammatory cytokines and growth factors
Description : Which of the following statement(s) is/are true concerning the vascular response to injury? a. Vasoconstriction is an early event in the response to injury b. Vasodilatation is a ... Histamine, prostaglandin E2 (PGE2) and prostacyclin (PGI2) are important mediators of local vasoconstriction
Last Answer : Answer: a After wounding, there is transient vasoconstriction mediated by catecholamines, thromboxane, and prostaglandin F2 (PGF2a). This period of vasoconstriction lasts for only five to ten minutes. Once ... and mast cells and enhance the egress of cells and substrate into the wound and tissue
Description : The drug which produces vasoconstriction despite being an a adrenergic blocker is (a) Phenoxybenzamine (b) Ergotamine (c) Dihydroergotoxine (d) Tolazoline
Last Answer : Ans: B
Description : The action of 5-Hydroxy tryptamine mediated by the 5-HT3 receptor is (a) Vasoconstriction (b) Bradycardia (c) EDRF release (d) Platelet aggregation
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
Description : Activation of endothelin receptor ETA, leads to (a) Vasoconstriction (b) Bronchoconstriction (c) Aldosterone release (d) All of the above
Last Answer : Ans: D
Description : Agents that often cause vasoconstriction include all of the following except (a) Angiotensin II (b) Methysergide (c) PGF2a (d) Prostacyclin (e) Thromboxane
Description : Stimulation of the beta receptors give rise to: a. tachycardia b. increased myocardial contraction c. vasoconstriction of visceral vessels d. pupil dilatation
Last Answer : increased myocardial contraction
Description : Following acute haemorrhage, the following compensatory mechanisms occur: a. increased chemoreceptor discharge b. increased level of circulating angiotensin II c. vasoconstriction of renal efferent arterioles d. all above
Last Answer : all above
Description : True statements about the cerebral blood flow include: a. it is constant for the blood pressure in the range between 50-150mmHg b. the blood pressure is affected more by the PaO2 than PaCO2 c. hypocapnia causes vasoconstriction d. cerebral arterioles constricts when the blood pressure raises
Last Answer : it is constant for the blood pressure in the range between 50-150mmHg
Description : True statements about the cerebral blood flow include: a. it is constant for the blood pressure in the range between 50-150mmHg b. hypocapnia causes vasoconstriction c. cerebral arterioles constricts when the blood pressure raises d. all above
Description : Which of the following would help in prevention of diuresis? (a) More water reabsorption due to undersecretion of ADH. (b) Reabsorption of Na+ and water from renal tubules due to ... Atrial natriuretic factor causes vasoconstriction. (d) Decrease in secretion of renin by JG cells. (NEE
Last Answer : (b) Reabsorption of Na+ and water from renal tubules due to aldosterone.
Description : Which of the following vasoactive drugs used in treating shock results in reduced preload and afterload, reducing oxygen demand of the heart? a) Nitroprusside (Nipride) A disadvantage ... increases cardiac output. d) Methoxamine (Vasoxyl) Methoxamine increases blood pressure by vasoconstriction.
Last Answer : a) Nitroprusside (Nipride) A disadvantage of nitroprusside is that it causes hypotension.
Description : The vasopressin action(s) mediated by V2 receptors include(s): A. Increased water permeability of collecting duct cells B. Increased urea permeability of collecting duct cells C. Vasoconstriction D. Both 'A' and 'B
Last Answer : D. Both 'A' and 'B
Description : Beneficial effects of β-adrenoceptor blockers in CHF include the following except: A. Antagonism of ventricular wall stress enhancing action of sympathetic overactivity B. Antagonism ... Prevention of pathological remodeling of ventricular myocardium D. Prevention of dangerous cardiac arrhythmias
Last Answer : B. Antagonism of vasoconstriction due to sympathetic overactivity
Description : Angiotensin III is equipotent to angiotensin II in: A. Releasing aldosterone from adrenal cortex B. Promoting Na+ and water reabsorption by direct intrarenal action C. Causing vasoconstriction D. Contracting intestinal smooth muscle
Last Answer : A. Releasing aldosterone from adrenal cortex
Description : Angiotensin II causes rise in blood pressure by: A. Direct vasoconstriction B. Releasing adrenaline from adrenal medulla C. Increasing central sympathetic tone D. All of the above
Last Answer : D. All of the above
Description : Ergometrine stops postpartum haemorrhage by: A. Causing vasoconstriction of uterine arteries B. Increasing tone of uterine muscle C. Promoting coagulation D. Inducing platelet aggregation
Last Answer : B. Increasing tone of uterine muscle
Description : Actions of oxytocin include the following except: A. Vasoconstriction B. Increased water reabsorption in renal collecting ducts C. Contraction of mammary myoepithelium D. Release of prostaglandins from endometrium
Last Answer : A. Vasoconstriction
Description : Which pressor agent acts directly as well as indirectly and produces both vasoconstriction and cardiac stimulation: A. Phenylephrine B. Methoxamine C. Noradrenaline D. Mephentermine
Last Answer : D. Mephentermine
Description : The drug which produces vasoconstriction despite being an α adrenergic blocker is: A. Phenoxybenzamine B. Ergotamine C. Dihydroergotoxine D. Tolazoline
Last Answer : B. Ergotamine
Description : The following action of 5-Hydroxy tryptamine is mediated by the 5-HT3 receptor: A. Vasoconstriction B. Bradycardia C. EDRF release D. Platelet aggregation
Last Answer : B. Bradycardia
Description : Mechanism by which adrenaline can prolong the duration of local anesthesia a) Decreased permeability of the vascular endothelium b) Precipitation of lidocaine c) Changing the pH of the solution d) Local Vasoconstriction
Last Answer : d) Local Vasoconstriction
Description : I have generalized anxiety disorder and I want to make a list of simple things that a person in my situation should do in order to get out of their comfort zone. Any ideas?
Last Answer : Can you give us a little more information. How does your anxiety manifest itself and are there any specific triggers that bring on attacks? Also, when you say get out of your comfort zone, are you looking for ideas to help you build your resilience in order to lessen the likelihood of attacks?
Description : What type of therapist should treat Generalized Anxiety Disorder?
Last Answer : Psychiatrists administer meds; they do not do therapy. The person might need a psychiatrist for meds if the anxiety is severe as well as either a psychologist or a licensed clinical social worker who has been trained in CBT.
Description : Help with very basic construction, generalized building code info?
Last Answer : It seems to me she should have obtained a building permit before beginning, posted in full view. She should have submitted a set of plans to the appropriate engineering dept to get an approval to ... on what unbalanced fill is. http://www.doityourself.com/forum/archive/index.php/t-308617.html
Description : Is there a generalized method for extracting pigments from organic matter?
Last Answer : Painters using traditional methods (and back in the day) tend to use a mortar and pestle to crush things in order to extract the pigment, in addition to adding other paint ingredients. Crushing things ... are then incorporated into the other matter, lending the color, is one method for doing this.
Description : From the following, which method is also called as the Building Block Approach? a.Cellular Decomposition b.Spatial Occupancy Enumeration c.Generalized Sweeps d.Constructive Solid Geometry
Last Answer : d.Constructive Solid Geometry
Description : What is the generalized other according to George Herbert Mead?
Last Answer : Need answer
Description : What are the symptoms of generalized anxiety disorder?
Last Answer : The signs and symptoms of generalized anxiety disorder are restlessness, easily tired, irritability, muscle tension, and sleeping problems, symptoms may vary among individuals, some may experience some or all of the symptoms.
Description : What are generalized anxiety disorders?
Last Answer : A generalized anxiety disorder is a disorder in which the person suffering from it does not have one specific thing that causes them anxiety, it is generalized among many different triggers.
Description : All of the following statements about generalized gangliosidosis are true except (A) It results from deficiency of GM1-βGangliosidase (B) Breakdown of GM1 ganglioside is impaired (C) GM2 ganglioside accumulates in liver and elsewhere (D) It leads to mental retardation
Last Answer : Answer : C
Description : Phases of multiorgan failure will include: a. Generalized increased capillary permeability b. A hypermetabolic state c. Organ malfunction d. All of the above
Last Answer : Answer: d Clinically the multiple-organ failure patient progresses through well-defined phases. These phases include: Phase 1-a generalized increased capillary permeability resulting in edema, weight gain, ... tissue damage in the lung or brain, the death of the entire organ is likely
Description : Failure to treat localized demedocosis will cause the dog to develop generalized demedocsis later on. A. True B. False