Q3: 0 Chromatograph is used by the "Horse Racing Forensic Laboratory" to test for thepresence of illegal drugs in racehorses. A concentrated sample of urine is spotted on tochromatograph paper on the start line. Alongside this, known drugs are spotted. Thechromatogram is run using methanol as the solvent. A chromatogram of urine from 4racehorses is shown in the following diagram and details are included in the Table.10Spot Description1Caffeine8-Paracetamol7-Urine sample horse AUrine sample horse BUrine sample horse CUrine sample horse D34(a) State two factors which determine the distance a substance travels up the paper.(b) The results show that the sample form one horse contains illegal substances. State whichhorse and the drug that is present.(c) The results for known drugs are given by Re values. Calculate the Re value for caffeine.Scale/cm

Chromatography is a technique used for the separation of a mixture. There are two phases: the mobile…

State two factors which determine the distance a substance travels up the paper. The results show that the sample form one horse contains illegal substances. State which horse and the drug that is present. The results for known drugs are given by Re values. Calculate the Re value for caffeine.

State two factors which determine the distance a substance travels up the paper. The results show that the sample form one horse contains illegal substances. State which horse and the drug that is present. The results for known drugs are given by Re values. Calculate the Re value for caffeine.

Curren'S Math For Meds: Dosages & Sol

11th Edition

ISBN:9781305143531

Author:CURREN

Publisher:CURREN

Chapter14: Formula Method

Section: Chapter Questions

Problem 40SST

See similar textbooks

Related questions

Q: clinical technician finds that the activity of a sodium-24 sample is 1088 cpm. What will be the…

A: The elimination half-life of a drug is defined as the time it takes for the concentration of the…

Q: Explain how caffeine is considered a “cradle to grave” drug. Give some examples to support your…

A: Caffeine is a stimulating substance found in nature. Coffee, tea, cola, chocolate, and more than 60…

Q: ICF and ECF are different names for the same material; O No answer text provided. O No answer text…

A: Cells build various organs of the body. It will not be wrong if it is said that cells are the blocks…

Q: what do you understand by overdose of paracetamol causes liver damage?

A: Drugs are medications that are used to treat the signs and symptoms of certain diseases, while the…

Q: For this statement, answer True or False and explain your answer briefly. In drug analysis, sample…

A: Drug analysis includes testing raw materials, testing the composition of pharmaceutical or…

Q: Disulfuram helps attenuate the withdrawal symptoms of alcohol dependence Select one: True False

A: To treat the alcohol dependency and withdrawal symptoms of alcohol range of drugs are used.

Q: When a thermometer is placed in a substance, what is it actually measuring? density heat pressure…

A: Different instruments are used to measure volume, density, heat, pressure, and temperature, etc.…

Q: All of the following rows correctly identify the product and the endocrine disruptor it may contain…

A: Endocrine disruptors are compounds or chemicals that cause adverse effects in the body by…

Q: Ryan has tried several times to quit using the drug called cocaine but failed each time. Based on…

A: Illegal drugs Illegal drugs or street drugs are not lawfully produced and are considered as mood…

Q: Include an information about the faulty mechanism in alcohol chemical

A: Alcohol is an organic compound having hydroxyl (OH) group as a functional group along with a…

Q: In many states, a 17% risk of a car accident with a blood alcoholconcentration of 0.08 is the lowest…

A: The amount of alcohol present in the bloodstream is referred to as blood alcohol concentration or…

Q: Which of the following substances is hardest to quit using after a single exposure? * O tobacco O…

A: It is a psychological and physical inability to stop consuming a chemical, drug or substance, even…

Q: Drug names can be look notoriously similar with dramatically different effect on the body. Name the…

A: Drug labelling It is also called as prescription labelling. The drug label includes the following,…

Q: Can you answer all of the following about alcohol: 1. Graphic of pathway in alcohol. 2. Describe a…

A: Ethanol or ethyl alcohol is an organic chemical compound having a chemical formula of C2H6O.Ethanol…

Q: Michelle's doctor orders 0.044 g of chlorpromazine, which is used to treat nausea. If the stock…

A: 1 gm is equivalent to 1000 milligrams. Hence,

Q: Given the following situation, choose the best course of action: measuring 100 mg of anhydrous…

A: All the different types of instruments used for performing an experiment which includes analysis,…

Q: What might be the dangers in using supplements to get DHA in your diet?

A: Docosahexaenoic acid (DHA) is an omega-3 fatty acid found in cold-water fish like tuna and salmon,…

Q: Match the following laws and principles with the correct description.

A: Thermodynamics is a branch of physics, biochemistry, and chemistry that deals with heat, work,…

Q: CHOOSE 5 ILLICIT DRUG AND PROVIDE THE FOLLOWING: (] IMAGE OF THE DRUG [] CLASSIFICATION OF THE DRUG…

A: Illicit drug are illegal drugs.

Q: Select the best answer or answers from the choices given: The neuropeptides that act as natural…

A: There are two types of substances to be considered during signal transmission in nerve cells. One is…

Q: Phenobarbital is an example of a (short-, long-) actingbarbiturate.

A: Phenobarbital is an example of barbiturate. It acts on the CNS and decreases its activity. This drug…

Q: ОН CH3 H. CH3 H3C. HO CH3 CH3 Acetylsalicylic acid (Aspirin) Acetaminophen Caffeine Briefly propose…

A: Separating the components from common painkilling tablets.

Q: The following are effects of alcohol in the body, except * shorter lifespan death of some brain…

A: Answer is option B.

Q: The intensity of the pharmacologic action of a drug is most dependent on the Elimination half-life…

A: The pharmacological action of a drug is the degree of action elicited by a drug on a…

Q: Is the following statement true or false and explain why: The therapeutic index is a measure of how…

A: A drug is considered a substance that tends to cause certain changes in physiological functions. The…

Q: testing the ideal gas law (magnesium ribbon experiment

A: The answer is Placing 13.0 mL instead of 10.0 mL of 6.0 M HCI into the eudiometer Here, before the…

Q: All drugs are addictive, its just that some are more addictive than others? A. True B. False

A: Addictive drugs have physical effects on the brain and induce pleasurable stimuli that activate the…

Q: Label the location (number) where the following drugs would act on neurotransmitter systems: Black…

A: Black widow spider venom : Act at the presynaptic membrane of the neuronal and the neuromuscular…

Q: The following structure is more active than morphine as an analgesic. H3C H. CH3 H3C´ O Il.. O Il..

Q: How would you describe the national drug situation with your creative talent using: Newspaper…

A: The drug is a chemical substance that may change the function of the body and mind. It includes…

Q: When a person in California renews the registration for an automobile, the bar graph shown below is…

A: Blood Alcohol Concentration (BAC) is described as the level of alcohol that is present in blood at a…

Q: The physician orders an intramuscular injection of meperidine (Demerol) 50 mg for pain relief. On…

A: Intramuscular injections are administered to deliver medications and therapeutics deep into the…

Q: Under normal drinking conditions, alcohol concentration in the blood peaks in ___________ to…

A: Alcohol is a water-soluble substance that exhibits slow absorption in the stomach.

Q: QUESTION 8 Interpret the medication strength from the following label information: 25 mg = 5 cc

A: KEY WORDS :- Label - This is a tag present on medication or drug cover. Medication strength - This…

Q: Drug A Minimum Toxic Concentration Drug B Drug C Minimum Effective Concentration Drug D Time Drug…

A: Introduction:- Any drug concentration is needed to be more then the minimum effective concentration…

Q: True or False: Repeated use of LSD leads to physicaldependency. ____________

A: Substance abuse or drug abuse It is a condition characterized by uncontrolled use of substances for…

Q: Determine if the following statement regarding the picture are correct. Drug B is a full…

A: The ability of a drug to affect a given receptor is related to drug interactions (chances of the…

Q: A patient felt drowsy after taking diphenhydramine (Benadryl). How would you classify drowsiness as…

A: Diphenhydramine is classified as an antihistamine that is used to relieve allergic symptoms caused…

Q: All of the following statements are correct EXCEPT:

A: Protein kinase holoenzyme is a tetramer with two regulatory subunits and two catalytic subunits.…

Concept explainers

Clinical Pharmacology

Pharmacology is a discipline of medicine that studies how medications interact with the systems and processes of living organisms, focusing on drug action mechanisms as well as therapeutic and other purposes.

Question

Q3: 0 Chromatograph is used by the "Horse Racing Forensic Laboratory" to test for the
presence of illegal drugs in racehorses. A concentrated sample of urine is spotted on to
chromatograph paper on the start line. Alongside this, known drugs are spotted. The
chromatogram is run using methanol as the solvent. A chromatogram of urine from 4
racehorses is shown in the following diagram and details are included in the Table.
10
Spot Description
1
Caffeine
8-
Paracetamol
7-
Urine sample horse A
Urine sample horse B
Urine sample horse C
Urine sample horse D
3
4
(a) State two factors which determine the distance a substance travels up the paper.
(b) The results show that the sample form one horse contains illegal substances. State which
horse and the drug that is present.
(c) The results for known drugs are given by Re values. Calculate the Re value for caffeine.
Scale/cm

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1 Introduction

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.

Similar questions

Q2) Draw the standard curve for bovine serum albumin protein (BSA): First, prepare the following solutions: 1. Stock solution of BSA with 2 mg/ml concentration. 2.7 dilutions of BSA as shown in the table. Second, measure the absorbance for each tube at 280 nm. Finally, draw the standard curve for BSA. Reagents Blank Tube Tube 2 3 Tube Tube Tube Tube Tube 1 4 5 6 7 Stock solution of BSA= 2 mg/ml Distilled water Final 0.5 1 1.5 2.5 3 3.5 4.5 3.5 3 2.5 1.5 concentration (mg/ml) The 0.2 0.4 0.6 0.8 1.0 1.2 1.4 absorbance 0.086 0.422 0.665 0.727 0.858 1 1.2 at 280 nm Draw the standard curve with line of best fit. 2. 2. 4.
13) Q13) The relative volume of red blood cells can be known by measuring the hematocrit (the ratio between the volume occupied by red blood cells to the total volume of blood). If the sample shown in the figure is obtained in a laboratory, what is the expected viscosity of the sample of blood? Note that represents the viscosity of blood plasma nserum 0% 100 90 80 70 60 50 40 30 20 10 0 2.17 nserum 2.6 nserum 45 nserum 55 nserum % 100 90 80 70 60 50 40 30 10
16. Your Excel data graph for Serial Dilution lab:** 16a. Include a clear and labeled graph of DF (x axis) versus Absorbance (y axis). See box above for expectations and review video tutorial of this Excel work. Do not graph two of your data points: your blank or your Cuvette #1 (DF=1). 1 Q A Multiple Styles W S X 3 E D $ 4 To C R F % 5 I T V U ^ 6 G Y 7 H U 8 J BN S ( 9 K M X
Use the following information collected from a SIZE-EXCLUSION CHROMATOGRAPHY experiment to answer the questions below. MW Standards Molecular Weight (kDa) Elution Volume (mL) blue dextran 1000 85 myoglobin 17.2 200 TIM 53.3 178 hemoglobin 62.2 156 IgG 140 122 ATCase 307.9 94 Based on the notes provided to you, which Sephadex gel filtration media would be ideal to use with the given standards? and why
A.How much of 10,000x SYBR safe would you add to 50 ml to make a final concentration of 1x? B.How will you set up the serial dilution? How many tubes do you need? What is the concentration in each? How much LB will you add to each tube? What volume of cells will you add?
Q1.5 ... If the equation produces from data is y = 0.300x-0.857 and the absorbance for the unknown is 0.429. What would be the concentration of the unknown. Give the answer with 3 decimal places. Type your numeric answer and submit Unanswered a Save Q1.9 Fill in the Blanks Type your answers in all of the blanks and submit The microplate reader is used to take measurements of Type your answer here and Type your answer here
AE, 62, Male Wt: 75 kg, Ht: 150 cm Orders: Penicillin G Potassium 10,000,000 Units Sterile water for injection qs Make a 250,000 U/mL solution. The package insert states If Penicillin G Potassium 10,000,000 Units is reconstituted with 44 mL sterile water, a solution of 200,000 U per mL will be obtained. What volume of sterile water would you use to reconstitute the penicillin G potassium in order to make the ordered solution?
Time CFU at 48 hours Data Table 3 Plate description Dilution: 10-1 Incubation time: 24 Dilution: 10-2 Incubation time: 24 Dilution: 10-3 Incubation time: 24 Results: Dilution: 10-4 Incubation time: 24 Dilution: 10-5 Incubation time: 24 Dilution: 10-6 Incubation time: 24 10-1 TNTC Average CFU/mL: How do you calculate CFU/ml (what is the formula)? 10-2 TNTC TNTC Volume Number plated of CFU (ml) TNTC TNTC 250 185 TNTC TFTC 10-3 0.1 0.1 0.1 0.1 0.1 10-4 0.1 250 Dilution factor 10-5 185 10-6 TFTC CFU/mL
A. a pre-weighted dialysis bag which contained a solution of 10% glucose was placed in a beaker which contained 20% glucose. After one hour, the bag was weighted again. Calculate the % mass change of the dialysis bag from the following information: Mass of bag before the experiment: 15.3g Mass of bag after the experiment: 12.7% B. was the beaker solution hypertonic, hypotonic, or isotonic?
(e) Complete the following table: Number printed on the micropipette's end (its plunger) 20 20 200 1000 1000 Number showing in the micropipette's display window OTOHOSHOSHOOO 0 7 0 1 0 5 1 0 5 1 0 0 0 2 1 Volume that the micropipette is set to draw up (include units in your answer) 6) Before using a micropipette, you have to first place a 7) Shown below are the steps required to transfer fluid from one tube to another using a micropipette. Write numbers in the blanks to indicate the correct order in which the steps should be performed. Slowly release the micropipette's plunger. Place the micropipette tip into the tube containing fluid you wish to draw up. Push down on the micropipette plunger until it reaches the second stop. Place the micropipette tip into the tube that you wish to expel fluid into. Push down on the micropipette plunger until it reaches the first stop. 8) Suppose that you're getting ready to draw fluid into a micropipette. To do so, you push the micropipette's plunger…
The figures below are the results of flow cytometer analysis of a drugs (camptotechin) effect on cells? From what you learned in class about flowcytometry, briefly state what the drug is doing to the cells: HL60 Untreated Camptothecin (45um, 2h) Camptothecin (45um, 4h) 3.36 10 PI (FL2)
Q7: what do the following acronyms mean? :1- HEPA 2-BMS