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 : Isoniazid has a very narrow drug spectrum as the active form of the drug specifically interferes with cell wall synthesis in _____ by inhibiting the production of mycolic acid in the cell wall. a. Staphylococcus b. Streptococcus c. Enterococcus d. Mycobacterium
Last Answer : d. Mycobacterium
Description : Cardiac hypertrophy to occur, one of the following is required: A A. Healthy myocardium and adequate nutrition (blood supply) B. Healthy myocardium only C. Abundant of blood supply only D. None of these
Last Answer : Healthy myocardium and adequate nutrition (blood supply)
Description : Which of the following terms describes the amount of blood ejected per heartbeat? a) Stroke volume Stroke volume is determined by preload, afterload, and contractility. b) Cardiac output Cardiac output ... must overcome to eject blood during systole and is one of the determinants of stroke volume.
Last Answer : a) Stroke volume Stroke volume is determined by preload, afterload, and contractility.
Description : Raised plasma aldosterone level in CHF contributes to disease progression by exerting the following effects except: A. Fibrotic remodeling of myocardium B. Hyperkalemia and hypermagnesemia C. ... cardiac preload by Na+ and water retention D. Enhancing cardiotoxicity of sympathetic overactivity
Last Answer : B. Hyperkalemia and hypermagnesemia
Description : The basis for use of β-adrenergic blockers in congestive heart failure (CHF) is: A. They exert positive inotropic effect in CHF B. They counteract deleterious effect of sympathetic overactivity on the myocardium C. They exert antiischaemic effect on the heart D. They prevent cardiac arrhythmias
Last Answer : B. They counteract deleterious effect of sympathetic overactivity on the myocardium
Description : The basis for use of β -adrenergic blockers in congestive heart failure (CHF) is: A. They exert positive inotropic effect in CHF B. They counteract deleterious effect of sympathetic overactivity on the myocardium C. They exert antiischaemic effect on the heart D. They prevent cardiac arrhythmias
Description : Cardiac glands are found in (a) Pericardium (b) Myocardium (c) Intestine (d) Stomach
Last Answer : (d) Stomach
Description : The following are true about atherosclerosis: C A. it often occurs in the heart chamber B. foamy macrophages are not seen in the lesion C. smooth muscle cells proliferation in the intima of vessel D. no deposition of lipid occurs in wall of blood vessel
Last Answer : smooth muscle cells proliferation in the intima of vessel
Description : Vancomycin inhibits _____________ synthesis. a. protein b. DNA c. bacterial cell wall d. RNA
Last Answer : c. bacterial cell wall
Description : Trimethoprim and sulfamethoxazole are examples of synthesis. a. Sulfonamides; PABA b. Penicillins; Cell Wall c. Sulfonamides; Folic Acid d. Macrolides; Protein
Last Answer : c. Sulfonamides; Folic Acid
Description : For retting of jute the fermenting microbe used is (a) methanophilic bacteria (b) butyric acid bacteria (c) Helicobacter pylori (d) Streptococcus lactin.
Last Answer : b) butyric acid bacteria
Description : Polluted water usually contains coliform bacteria like _____. a. Streptococcus b. Proteus c. Escherichia coli d. Pseudomonas
Last Answer : c. Escherichia coli
Description : Two types of grain spoilage are _____ and _____. A. aflatoxins, ergotism a. botulism, ergotism b. Staphlococcus, Streptococcus c. aflatoxins, enterotoxins
Last Answer : A. aflatoxins, ergotism
Description : Which of the following organisms cause necrotizing fasciitis, or the flesh-eating disease? a. Group A streptococcus b. Group B streptococcus c. Staphylococcus aureus. d. strep viridins group
Last Answer : a. Group A streptococcus
Description : The condition known as pseudomembranous colitis is associated with a. Excessive antibiotic use in the intestine. b. Invasion of the tissues by Streptococcus mutans. c. Swollen lymph nodes. d. The secondary stage of syphilis.
Last Answer : a. Excessive antibiotic use in the intestine.
Description : Which of the following can be a cause of food poisoning? a. Streptococcus Pyogenes b. Staphylococcus Aureus. c. Pseudomonas Fluorescens d. Streptococcus Epidermidis
Last Answer : b. Staphylococcus Aureus.
Last Answer : b. Staphylococcus Aureus
Description : Swimmer's ear is commonly seen in children from swimming pools in the summer. It is often caused by _____. a. Streptococcus b. Staphylococcus aureus. c. Pseudomonas d. A-C are correct
Last Answer : d. A-C are correct
Description : Diptheria is caused by ______ diphtheriae. a. Mycobacterium b. Corynebacterium c. Streptococcus d. Haemophilus
Last Answer : b. Corynebacterium
Description : Some strains of Streptococcus carry toxins that cause a pink red rash. This is called _____. a. Rhumatic Fever b. Q Fever c. Scarlet Fever d. Pharyngitis
Last Answer : c. Scarlet Fever
Description : Streptococcus pyogenes is highly contagious by _____. a. Unwashed hands b. Oral/fecal route c. Respiratory droplets d. Remaining on surfaces for long periods of time
Last Answer : c. Respiratory droplets
Description : Which of the following normal microbiota cause disease in immunocompromised patients? a. Neisseria b. Streptococcus c. Corynebacterium d. Proprionibacterium
Last Answer : b. Streptococcus
Description : Acid-fast staining is typicaly used to stain which bacterial genus? a. Haemophilus b. Streptococcus c. Klebsiella d. Mycobacterium
Description : Certain strains of Streptococcus lactis var. maltigenes may produce A.bitter flavor B.acid flavor C.burnt or caramel flavor D.none of these
Last Answer : C.burnt or caramel flavor
Description : Catalase production is negative in which of the following? A.Streptococcus B.Salmonella C.Proteus D.Staphylococcus
Last Answer : A.Streptococcus
Description : Catalase production is negative in which of the following? A- Streptococcus B- Salmonella C- Proteus D- Staphylococcus
Last Answer : Streptococcus
Description : Which of the following condition is non-suppurativesequelae of Streptococcus pyogen A- Acute rheumatic fever B- Acute glomerulonephritis C- Erythema nodosum D- All of these
Last Answer : All of these
Description : Spherical bacterial cells in chains would be a referred to as a _______ arrangement. a. Vibrio b. Streptococcus c. Staphylococcus d. Tetrad
Description : Which one of the following organisms was NOT a model organism related the birth of molecular genetics? a. Streptococcus b. Penicillium c. Escherichia d. neurospora
Last Answer : c. Escherichia
Description : Heart failure cells, i.e.. macrophages loaded with haemosiderin, are most likely found in C A. Ascites fluid in congestive heart failure B. Pulmonary alveoli in mitral stenosis C. Left ventricular myocardium following infarction and reperfusion D. None of these
Last Answer : Ascites fluid in congestive heart failure B. Pulmonary alveoli in mitral stenosis C. Left ventricul
Description : Which is the largest blood vessel, in human body? (1) Aorta (2) Anatomises (3) Tunica Intima (4) Atrium
Last Answer : (1) Aorta Explanation: Aorta is the largest blood vessel in human body. It is the largest of the systemic circulation arteries, Blood enters the aorta from the left ventricle of the heart by ... backflow. From the aorta, several arterial branches carry oxygenated blood to all tissues in the body.
Description : Which is the largest blood vessel in human body? (1) Aorta (2) Anatomises (3) Tunica Intima (4) Atrium
Last Answer : Aorta
Description : Synovial fluid is secreted by `:`
Last Answer : Synovial fluid is secreted by `:` A. Blood B. Cartilage C. Bone D. Synovial membrane
Description : _____joints are characterised by the presence of a fluid filled synovial cavity between the articulating surfaces of the two bones.
Last Answer : _____joints are characterised by the presence of a fluid filled synovial cavity between the articulating surfaces of the two bones.
Description : Assertion : Ball and socket joints are the most mobile joints. Reason: Synovial fluid is present here.
Last Answer : Assertion : Ball and socket joints are the most mobile joints. Reason: Synovial fluid is present here. ... D. If both Assertion and Reason are false.
Description : Synovial fluid is present in
Last Answer : Synovial fluid is present in A. Spinal cavity B. Cranial cavity C. Freely moveble joints D. Fixed joints
Description : Synovial fluid analysis?
Last Answer : DefinitionSynovial fluid analysis is a group of tests that examine joint (synovial) fluid. The tests help diagnose and treat joint-related problems.Alternative NamesJoint fluid analysis; Joint fluid aspirationHow the ... then place it under a microscope to check it for red and white blood cells, cry
Description : The highest concentrations of fructose are found in (A) Aqueous humor (B) Vitreous humor (C) Synovial fluid (D) Seminal fluid
Last Answer : D
Description : Synovial fluid contains (A) Heparin (B) Hyaluronic acid (C) Chondroitin sulphate (D) Keratin sulphate
Last Answer : B
Description : All of the following statements concerning an acute gouty arthritis attack are correct except (a) The diagonosis of gout is assured by a good therapeutic response to colchicines because no ... attack usually involves only one joint, most frequently the big toe (first metatarsophalangeal joint)
Last Answer : Ans: A
Description : The characteristic and an example of a synovial joint in humans is Characteristics Examples (a) Fluid filled synovial Joint between cavity between atlas and axis two bones (b) Lymph filled ... between two bones, limited movements (d) Fluid filled between Skull bones two joints, provides cushion
Last Answer : (a) Fluid filled synovial Joint between cavity between atlas and axis two bones
Description : Cancer cells interfere with cell functions in all the following ways except: a. they rob cells of their nutrients and induce cell starvation. b. they stimulate the immune system to produce destructive ... reduce the oxygen supply to cells. d. they overwhelm cells through sheer force of numbers.
Last Answer : b. they stimulate the immune system to produce destructive interferons.
Description : Bacillus subtilis makes a good "bacterial factory" in genetic engineering because _____. a. it normally retains the products it makes b. it is not a human pathogen c. contains endotoxins in it's cell wall d. traditionally ferments sugars
Last Answer : b. it is not a human pathogen
Description : Which of the following statements about septic shock are true? A. A circulating myocardial depressant factor may account for the cardiac dysfunction sometimes seen with shock due to sepsis or ... animal studies that demonstrate a significant improvement in survival with the use of such agents.
Last Answer : Answer: AB DISCUSSION: Shock due to sepsis or SIRS frequently manifests as a hyperdynamic cardiovascular response, consisting of an elevated CI and a decreased SVR or SVRI. Occasionally, ... been encouraging thus far in human clinical trials, despite the promising results from many animal studies
Description : Doctors use stethoscope to hear the sounds produced during each cardiac cycle. The second sound is heard when (a) AV node receives signal from SA node (b) AV valves open up (c) Ventricular ... blood from atria (d) Semilunar valves close down after the blood flows into vessels from ventricles.
Last Answer : (d) Semilunar valves close down after the blood flows into vessels from ventricles
Description : Which of the following procedures most specifically describes splitting or separating fused cardiac valve leaflets? a) Commisurotomy Commisurotomy is frequently used for mitral stenosis. b) ... or regurgitant cardiac valve by commisurotomy, annuloplasty, leaflet repair, and/or chordoplasty.
Last Answer : a) Commisurotomy Commisurotomy is frequently used for mitral stenosis.
Description : In studies of the human body, which of the following terms is used to describe heart muscle? Is it: a) myocardium b) epicardium c) pericardium d) tachycardium
Last Answer : ANSWER: A -- MYOCARDIUM
Description : Berry aneurysm: a. is a congenital disorder. b. is found most commonly in the posterior portion of the circle of Willis. c. is symptomatic in majority of patients. d. has absent intima elastica
Last Answer : is a congenital disorder