Description : Cyanide poisoning causes death in seconds because - (1) It denatures enzymes of the heart/muscle (2) It breaks the electron transport chain (3) It causes Lysis of red blood cells (4) It causes cardiac arrest
Last Answer : (4) It causes cardiac arrest Explanation: Cyanide poisoning occurs on exposure to a com-pound that produces cyanide ions when dissolved in water. The cyanide ion halts cellular respiration by inhibiting ... coma with seizures, apnea, and cardiac arrest, with death following in a matter of seconds.
Description : When performing endotracheal suctioning, the nurse applies suctioning while withdrawing and gently rotating the catheter 360 degrees for which of the following time periods? a) 10-15 seconds In general ... suction for 0-5 seconds would provide too little time for effective suctioning of secretions.
Last Answer : a) 10-15 seconds In general, the nurse should apply suction no longer than 10-15 seconds because hypoxia and dysrhythmias may develop, leading to cardiac arrest.
Description : Correctly match column -I with column -II `{:(,"Column -I",,"Column-II"),(A-,"Cardiac arrest",(ii), "Heart not pumping blood effectively"),(B-,"Heart
Last Answer : Correctly match column -I with column -II `{:(,"Column -I",,"Column-II"),(A-,"Cardiac arrest",(ii), ... `Ararr(ii),Brarr(iii) ,Crarr(i) , Drarr(iv)`
Description : People consuming alcohol in heavy quantities generally die of – (1) liver or stomach cancer (2) weakening of heart muscles leading to cardiac arrest (3) blood cancer (4) Cirrhosis
Last Answer : (4) Cirrhosis Explanation: Cirrhosis is a condition in which the liver does not function properly due to longterm damage. This damage is characterized by the replacement of normal liver tissue by scar tissue.
Description : Heavy alcohol consuming people generally die of (1) blood cancer (2) cirrhosis (3) liver or stomach cancer (4) weakening of heart muscles leading to cardiac arrest
Last Answer : (2) cirrhosis Explanation: Cirrhosis is scarring of the liver and poor liver function. It is the final phase of chronic liver disease which may result from a history of excess drinking habits. Cirrhosis is most commonly caused by alcoholism, hepatitis B and hepatitis C, and fatty liver disease.
Last Answer : cirrhosis
Description : Destruction of which of the following enzyme causes cyanide poisoning (a) Zymogen (b) Cytochrome enzyme (c) Urease (d) None of these
Last Answer : (b) Cytochrome enzyme
Description : The ability of the heart, lungs, and blood vessels to transport oxygen to muscle cells.?
Last Answer : cardiorespiresatory endurance
Description : When the nurse observes that the postoperative patient demonstrates a constant low level of oxygen saturation, although the patient's breathing appears normal, the nurse identifies that the patient may ... , and cardiac arrest. d) Anemic Anemic hypoxemia results from blood loss during surgery.
Last Answer : a) Subacute Supplemental oxygen may be indicated.
Description : Cardiac muscle contains which of the following CK osoenzyme? (A) BB only (B) MM and BB only (C) MM, BB and MB (D) MM and MB only ENZYMES 169
Last Answer : Answer : D
Description : The antidotal effect of sodium nitrite in cyanide poisoning is dependent upon: A. Chemical combination of sodium nitrite with cyanide B. Vasodilatation caused by sodium nitrite C. ... haemoglobin to methaemoglobin by sodium nitrite D. Facilitation of cyanocobalamine formation by sodium nitrite
Last Answer : C. Conversion of haemoglobin to methaemoglobin by sodium nitrite
Description : The antidotal action of sodium nitrite in cyanide poisoning is based on: A. Physical antagonism B. Chemical antagonism C. Physiological antagonism D. Noncompetitive antagonism
Last Answer : B. Chemical antagonism
Description : Which of the following drug can result in result in cyanide poisoning? A. Amyl nitrite B. Hydroxycobalamine C. Sodium nitroprusside D. Sodium thiosulphate
Last Answer : C. Sodium nitroprusside
Description : If someone had a cardiac arrest in a public place and there was an AED available would you be willing to use it?
Last Answer : I’d like to be a good person & say I would, no matter who it is. But I’m very subjective. If the person gave me bad vibes (which most people do) I’d probably just stand there.
Description : What is Cardiac Arrest ?
Last Answer : When the heart suddenly stops beating and prevents blood and oxygen from reaching the vital organs of the body , this condition is called cardiac arrest.
Description : How long does it take to recover from cardiac arrest?
Last Answer : It can take weeks especially if CPR was used to restart theheart after the arrest. Ribs can be damaged during CPR.
Description : Cardiac arrest may occur due to over doses of (A) Sodium (B) Potassium (C) Zinc (D) Magnesium
Last Answer : Answer : B
Description : A 65-year-old is interested in taking ginkgo. Which of the following statements is correct regarding ginkgo? (a) Ginkgo is contraindicated in diabetes and pregnancy (b) There is a ... drug-herb interaction between ginkgo and phenelzine (e) Ginkgo is contraindicated in patients with gallstone pain
Last Answer : Ans: B
Description : True statements about the pH of the extracellular fluid: a. in healthy people it is maintained between 7.4 and 7.5 b. is increased in hypovolaemic shock c. decreases following a cardiac arrest d. influences the binding of drugs to plasma proteins
Last Answer : . influences the binding of drugs to plasma proteins
Description : When the post-cardiac surgical patient demonstrates vasodilation, hypotension, hyporeflexia, slow gastrointestinal motility (hypoactive bowel sounds), lethargy, and respiratory depression, the nurse suspects ... and QT intervals, broad flat T waves), disorientation, depression, and hypotension.
Last Answer : a) Hypermagnesemia Untreated hypomagnesemia may result in coma, apnea, cardiac arrest.
Description : A patient on the dental chair has cardiac arrest. What is INCORRECT, A. Observing the vital signs and check that the air way is clear is at high importance B. Expired air has 15% O2 only, ... D. Intermittent positive pressure is better than mouth to mouth when it has been given at the same rate.
Last Answer : C. Intermittent positive pressure at the rate of 40/min will reduce the chances of cerebral hypoxia
Description : Which of the following statements regarding mitochondrial membrane is not correct ? (a) The outer membrane resembles a sieve. (b) The outer membrane is permeable to all kinds of molecules. (c) ... in the outer membrane. (d) The inner membrane is highly convoluted forming a series of infoldings.
Last Answer : (c) The enzymes of the electron transfer chain are embedded in the outer membrane.
Description : Enzymes catalyzing electron transport are present mainly in the (A) Ribosomes (B) Endoplasmic reticulum (C) Lysosomes (D) Inner mitochondrial membrane
Last Answer : D
Description : Which of the following statements regarding mitochondria is incorrect? (a) Mitochondrial matrix contains single circular DNA molecule and ribosomes. (b) Outer membrane is permeable to monomers of ... transport are embedded in outer membrane. (d) Inner membrane is convoluted with infoldings.
Last Answer : (c) Enzymes of electron transport are embedded in outer membrane.
Description : Preservation methods such as salting result in the microbial cells. a. Loss Of Salt From b. Gain Of Water Into c. Loss Of Water From d. Lysis Of
Last Answer : c. Loss Of Water From
Description : The action of quinidine differs from that of digitalis in (a) Decreasing irritability of cardiac muscle (b) Preventing passage of impulses to the ventricle (c) Increasing irritability of heart muscle (d) Reducing conductivity (e) None of the above
Last Answer : Ans: A
Description : Heart is devoid of - (1) cardiac muscle (2) involuntary muscle (3) voluntary muscle (4) smooth muscle
Last Answer : (2) involuntary muscle Explanation: Cardiac muscle is also an involuntary muscle, found only in the heart.
Description : What tv show character death made you cry like a baby and still breaks your heart when you think about it?
Last Answer : Not T.V but film...... Dobby...... hands down
Description : Why is moist heat more versatile than dry heat? a. It More Easily Penetrates Materials. b. Water Molecules Conduct Heat Better Than Air c. It Denatures Proteins By Changing Their Structure And Chemical Bonds d. A-C Are Correct
Last Answer : d. A-C Are Correct
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 : How many ATP are produced in the electron transport chain? -Biology
Last Answer : answer:
Description : What are the products of electron transport chain?
Last Answer : The product is ATP by converting an ADP into an ATP
Description : which of the following describes the main role of the electron transport chain in cellular respiration?
Last Answer : it produces molecules of ATP. apex
Description : When the electrons pass from one carrier to another via complex-I to IV in the electron transport chain, they are coupled to ATP synthase (complex-V)
Last Answer : When the electrons pass from one carrier to another via complex-I to IV in the electron ... production of ATP from ADP and inorganic phosphate.
Description : Oxygen acts as the final hydrogen acceptor in electron transport chain of mitochondria.
Last Answer : Oxygen acts as the final hydrogen acceptor in electron transport chain of mitochondria.
Description : Where do hydrogen ions build up after electrons pass through the electron transport chain?
Last Answer : Feel Free to Answer
Description : After electrons leave photosystem II, they move through a chain of three protein complexes. Where do they go after that electron transport chain?
Last Answer : Photosystem I (APEX)
Description : All the following compounds are members of the electron transport chain except (A) Ubiquinone (B) Carnitine (C) NAD (D) FAD
Description : The transport of a pair of electrons from NADH to O2 via the electron transport chain produces (A) –52,580 cal (B) –50,580 cal (C) 21,900 cal (D) +52,580 cal
Description : During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP? (a) Glycolysis (b) Krebs’ cycle (c) Conversion of pyruvic acid to acetyl CoA (d) Electron transport chain
Last Answer : (d) Electron transport chain
Description : Where is the most ATP produced in cellular respiration? a. Fermentation b. Electron Transport Chain c. Glycolysis d. Citric Acid Cycle
Last Answer : b. Electron Transport Chain
Description : The electron transport chain is directly involved with a. ATP Synthesis b. CO2 Production. c. H + Pumping d. Generating Oxygen Gas.
Last Answer : a. ATP Synthesis
Description : The acquisition energy by glucose fermentation requires A.substrate-level phosphorylation B.electron transport of electrons from NADH C.long-chain fatty acid oxidation D.the enzyme formic-hydrogen lyase
Last Answer : A.substrate-level phosphorylation
Description : Most of the energy in aerobic respiration of glucose is captured by A- substrate-level phosphorylation B- electron transport of electrons from NADH C- long-chain fatty acid oxidation D- the enzyme formic-hydrogen lyase
Last Answer : electron transport of electrons from NADH
Description : The electron transport chain within the inner mitochondrial membrane creates a gradient of ____________ across the inner membrane which is utilized to drive the activity of ATP synthase and the generation of ATP.
Last Answer : Hydrogen (H+ ions) or protons
Description : Do cardiac muscle cells continue to divide throughout a person’s life?
Last Answer : The vast majority of heart muscle cells are thought to stop dividing by the time a person reaches the age of nine. These cells then pump blood for the rest of a healthy person’s life. In people stricken by a heart attack, the cells die and are replaced by scar tissue.
Description : Which one of the following demonstrates the characteristics of cardiac muscle cells? (1) Involuntary and multinucleated (2) Unbranched and uninucleated (3) Cylindrical and uninucleated (4) Unbranched and involuntary test
Last Answer : (3) Cylindrical and uninucleated