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Chemistry

Q: Amines contain the element A) nitrogen. B) oxygen. C) sulfur. D) astatine. E) arginine.
Q: Name the following compound. A) ethyl amine B) dimethyl ether C) methanal D) 1-methanoate E) dimethyl amine
Q: What is the name of this compound?A) trimethylamineB) diethylamineC) ethylmethylamineD) ethylmethylnitrideE) ethyldimethylamine
Q: Aminobenzene is properly known as A) toluene. B) aniline. C) amidine. D) histidine. E) phenylamine.
Q: What is the name of this compound? A) 1-methyl-5-bromoaniline B) N-methyl-3-bromoaniline C) N-methyl-p-bromoaniline D) 1-bromo-3-N-methylamine benzene E) 1-bromo-3-N-methyl aniline
Q: Which of the following compounds is an amine? A) (CH3 - CH2)2NH B) CH3 - CH2 - CH2 - CH2 - CO2 - CH3 C) CH3 - CH2 - CH2 - CH2 - O - CH2 - CH2 - CH3 D) CH3 - CH = O E) CH3 - CO- CH3
Q: The compound CH3 - CH2 - NH2 is classified as a A) primary amine. B) secondary amine. C) tertiary amine. D) quaternary amine. E) hydrated amine.
Q: The compound CH3 - CH2 - NH - CH3 is classified as a A) primary amine. B) secondary amine. C) tertiary amine. D) quaternary amine. E) hydrated amine.
Q: Classify the amines shown in column 1 as primary, secondary, or tertiary.A) primaryB) secondaryC) tertiary
Q: Select the correct name for the following. A)N-ethyl formamide B) dimethylethylamine C) ethylamide D) ethyldimethylamine 1> O H - C - NH - CH2 - CH3 2> CH3 | CH3 - CH2 - N - CH3
Q: Identify the family for each of the following compounds. A) amine B) amide 1> CH3 - CH2 - NH - CH3 2> O CH3 - CH2 - C - NH - CH3
Q: Nerve poisons bind to acetylcholine esterase enzyme and inhibit its action.
Q: Neurotransmitters are chemicals that transmit a nerve impulse.
Q: Many important antidepressant drugs are SSRIs.
Q: GABA is not a neurotransmitter.
Q: Amphetamines are arylalkylamines with stimulant activity.
Q: When amides are hydrolyzed in acidic solution, the products are an amine and a carboxylic acid.
Q: When amides are hydrolyzed in basic solution, the products are an ammonium salt and a carboxylic acid.
Q: Aspirin substitutes may contain amide rather than ester functional groups.
Q: The amide group is often found in pharmacologically active substances.
Q: Aspartame is a sweetener made from corn.
Q: Urea is one end product of protein metabolism in humans.
Q: Meperidine is a synthetic compound developed from morphine.
Q: Nicotine is a pharmacologically active aromatic amide.
Q: Pyrimidine derivatives are found in DNA.
Q: Atropine and cocaine are used in the diagnosis of eye diseases.
Q: Caffeine is not an alkaloid.
Q: Heterocyclic amines contain a nitrogen atom in a ring.
Q: Quinine is an alkaloid used for treatment of malaria.
Q: Crack cocaine is produced by the neutralization and extraction of cocaine from its hydrochloride salt.
Q: Ammonium salts are odorless and usually highly water soluble.
Q: Ammonium salts are usually liquid at room temperature.
Q: Amines are mostly ionized in water.
Q: Amines act as weak acids by accepting protons from water.
Q: Amines do not ionize in water.
Q: Hydrogen bonds in amines are weaker than those in alcohols.
Q: Amines with more that six carbon atoms are soluble in water.
Q: Amines do not form hydrogen bonds.
Q: The compound shown is a tertiary amine.
Q: Primary amines contain two carbon-containing groups bonded to the nitrogen atom.
Q: The amine functional group is rarely found in pharmacologically active compounds.
Q: Ethylmethylamine is a tertiary amine.
Q: Aniline is a primary amine.
Q: Identify each of the specified regions on this phospholipid as polar or nonpolar.A) nonpolarB) neitherC) polar1> Region A2> Region B3> Region C
Q: Select the type of lipid that matches the description.A) glycerophospholipidB) steroidC) triacylglycerol1> triolein2> aldosterone3> testosterone4> lecithin
Q: Match the following.A) sphingolipidsB) hydrogenationC) higherD) animalsE) insoluble in waterF) plantsG) fatty acidsH) hydrolysisI) lowerJ) glycerinK) esterL) unsaturatedM) soapN) cholesterol1> The second component of triacylglycerols beside glycerol.2> a lipid that cannot be hydrolyzed3> the functional group of triacylglycerols4> a fatty acid with at least one double bond5> phospholipids that do not contain glycerol6> the process of converting unsaturated fats into saturated fats7> the melting points of saturated fats compared to unsaturated fats8> a source of most saturated fats9> a characteristic common to most lipids10> the product of reacting a triacylglycerol with a strong base and water
Q: The interior of a lipid bilayer is the hydrophilic region.
Q: Glycoproteins are components of cell membranes.
Q: In the fluid-mosaic model of cell membranes, the lipid molecules are oriented with their heads to the outside of the membrane.
Q: Bile salts help in the digestion of proteins.
Q: Excess cholesterol in the blood can lead to a build up of plaque.
Q: Many sex hormones are steroids.
Q: Sphingolipids contain fatty acids.
Q: One function of phospholipids is to provide structure to biomembranes.
Q: The saponification of a fat gives fatty acid salts and glycerol.
Q: The catalyst needed for saponification is H+ ion.
Q: Hydrogenation of the double bonds in unsaturated fats requires a catalyst.
Q: The tail of a triacylglycerol is the nonpolar end.
Q: Stearic acid is a polyunsaturated fatty acid.
Q: Oleic acid is an unsaturated fatty acid.
Q: Palmitic acid is an unsaturated fatty acid.
Q: Most plant lipids are saturated lipids.
Q: Steroids do not contain fatty acids.
Q: DNA is a lipid.
Q: In a simple model of atherosclerosis and heart disease, the compound that forms plaques that adhere to the walls of the blood vessels is ________. A) cholesterol B) carnauba wax C) stearic acid D) glycerol E) sphingosine
Q: Bile salts are among the lipid class known as ________. A) sphingosides B) prostaglandins C) cerebrosides D) triacylglycerols E) steroids
Q: Bile salts are stored in the ________. A) liver B) pancreas C) stomach D) gall bladder E) small intestine
Q: Cholesterol belongs to the ________ group of lipids. A) phospholipid B) steroid C) prostaglandin D) triacylglycerol E) wax
Q: Bile salts are synthesized from ________. A) cephalin B) triacylglycerols C) pancreas D) cholesterol E) lecithin
Q: The name of the reaction that occurs when a fat reacts with sodium hydroxide and water is ________. A) hydrogenation B) reduction C) hydration D) oxidation E) saponification
Q: The structure is that of ________ acid. A) oleic B) linoleic C) arachidonic D) stearic E) palmitic
Q: A precursor of prostaglandins is ________ acid. A) oleic B) linoleic C) arachidonic D) tauric E) palmitic
Q: In the lipid bilayer of a cell membrane A) the hydrophobic heads are on the inner and outer surface and the hydrophilic tails in the middle. B) the hydrophilic heads are on the inner and outer surface and the hydrophobic tails in the middle. C) there is a random arrangement of phospholipids. D) the hydrophilic heads are on the inner and outer surface and cholesterol is in the middle. E) cholesterol is on the inner and outer surface and phospholipids are in the middle.
Q: Answer the question that follow about the diagram shown below. In this diagram of a cell membrane, the object labeled (D) is part of a A) steroid. B) hydrophobic region. C) cholesterol. D) glycerophospholipid. E) glycosphingolipid.
Q: Answer the question that follow about the diagram shown below. In this diagram of a cell membrane, the object labeled (B) is a A) steroid. B) hydrophobic region. C) membrane protein. D) glycerophospholipid bilayer. E) carbohydrate side chain.
Q: Answer the question that follow about the diagram shown below. In this diagram of a cell membrane, the object labeled (C) is a A) steroid. B) hydrophobic region. C) phospholipid. D) mitochondrion. E) glycolipid.
Q: Answer the question that follow about the diagram shown below. In this diagram of a cell membrane, the objects labeled (E) are A) steroids. B) hydrophobic regions. C) proteins. D) phospholipids. E) carbohydrate side chains.
Q: Answer the question that follow about the diagram shown below. In this diagram of a cell membrane, the small branched object labeled (A) is part of a A) steroid. B) hydrophobic region. C) membrane protein. D) glycerophospholipid. E) carbohydrate side chain.
Q: One inner component of a typical cell membrane is A) glucose. B) cholesterol. C) glycine. D) palmitic acid. E) glycerol.
Q: The type of lipid that gives a cell membrane its shape is a A) triacylglycerol. B) glycerophospholipid. C) prostaglandin. D) bile salt. E) wax.
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