Drug Test Search Results

How To: Represent complex numbers with the Argand Diagram

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Find the complex conjugate of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Calculate the modulus and argument of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Find the polar form of a complex number

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.

How To: Utilize and insert CIDR devices into cows

Dr. Allen Bridges shows how to incorporate the use of the CIDR (controlled intra-vaginal drug releasing devices) in a synchronization program for beef cattle. CIDR devices can be used to manage the reproductive cycles of female cows. Learn how to insert and CIDR devices and how to manage the estrus cycles of female cows for farming convenience, by watching this instructional video.

How To: Treat psoriasis

Almost 125 million people worldwide suffer from what is known as psoriasis, the skin disease that's marked by red, itchy, and scaly patches that are hurtful, if not visually god-awful. There can be a little hope though for psoriasis sufferers. Though you can treat and control psoriasis, characterized by dry scaly patches of skin, the progress is often erratic and cyclical, so be patient and consistent in executing these steps.

News: HIV Prevention Ring Passes Safety Testing Clinical Trial

Young girls, especially those who live in areas where HIV is epidemic, like sub-Saharan Africa, are particularly vulnerable to becoming infected with HIV. A vaginal ring containing the antiviral agent dapivirine has been shown to decrease the chance of developing HIV-1 in adult women over 21 and now in the first step for use in adolescents, the ring has been shown to be safe and well-tolerated in that younger age group.

News: Compound in a Frog's Defensive Slime May Treat Your Next Flu Infection

Our quest to find novel compounds in nature that we can use against human diseases —a process called bioprospecting — has led a research team to a small frog found in India. From the skin slime of the colorful Hydrophylax bahuvistara, researchers reported finding a peptide — a small piece of protein — that can destroy many strains of human flu and can even protect mice against the flu.

News: Scientists Are Using the Special Physics of Dragonfly Wings to Create Surfaces That Shred Bacteria on Contact

As drug-resistant bacteria become more commonplace, researchers are looking for new antibacterial strategies to disrupt disease-causing microbes. Some scientists are working to create new drugs, while others are trying out drug combinations. Another group, however, are ditching pharmaceuticals altogether and experimenting with non-drug alternatives.

How To: Test your Internet speed (DSL/cable/T1)

This informative video from ClearTechInfo.com will show you how to quickly and easily test the download and upload speeds of your internet connection, using a safe and easy to use website testing utility from speedtest.net, explaining what the results of the test mean to you. Also, they take the time to show you the links so that you can share the results of your test with your friends, by posting a link in a forum, or linking to a picture of your test results.

Bottled vs. Tap: 5 Reasons Why You Should Choose City Water Over Plastic

There is a huge myth that most Americans believe, and it might be the marketing triumph of the 20th century. We pay an absurd markup (Zero Hedge says as much as 280,000% for "designer" water) on something we can get for free because most of us believe that bottled water is healthier than tap water. But is it? Here are 5 reasons why tap water is probably better than that bottled stuff you drink. 1. It's Not Cleaner (& Might Be Dirtier) Than Your Tap Water

How To: Prevent a car from start to test the starter

In this tutorial, we learn how to prevent the car from starting to test out the starter. The most simple way to do this is to open the hood of the car up and find the fuse locations from the owner's manual. Pull the fuses out and when you try to start the car, it will crank but it will not be able to start. You can use this to test out the battery and test the starter. When finished, remember to replace the fuses back into the car just how you removed them, then restart your car to make sure ...

How To: Perform a brief neurological exam on a patient

A brief neurologic examination includes six sections: 1) mental status exam, 2) testing cranial nerves, 3) sensation exam, 4) testing strength, 5) deep tendon reflexes exam, and 6) coordination exam. Eve Bargmann, M.D., shows doctors how to perform this neurological examination on a patient. You will need to do a full neuralgic exam (not in video) if any abnormalities are found. But this is just a brief screening exam during a general physical exam.

How To: Perform a general neurological exam on a patient

As a doctor, sometimes it will be necessary to perform a neurological examination of your patient to rule out any neurological disorders. Your objective is to identify abnormalities in the nervous system, to differentiate peripheral from central nervous system lesions, and to establish internal consistency. This is a great video less that outlines the complete neurological exam procedure. It's great for medical students or doctors, and even nursing students can learn a thing or two.

How To: Apply flattering makeup for TV news anchors

Who better to learn how to apply TV news makeup from than an actual TV news anchor? Emily Noel is a famous TV news anchor with several years in the biz, and she's here with this makeup tutorial to show you exactly how to get that flawless, shine-free TV anchor look you see in most news broadcasts.

How To: Use coupons to shop for free at Walgreens

In this clip, learn how to be a real coupon diva! This episode of coupon divas focuses on Walgreens drug stores and will show you how to combine things like register rewards, coupons, sales and other deals to walk out of the store with a full cart for virtually no money! Get your coupons to outnumber the cost of the items and go home with a bunch of free goodies. Kitty will show you the basics and how to stay organized with these strategies.

How To: Turn a plain white t-shirt into a completely new style

One of the most fun pieces of clothing to turn into cool new styles is the plain old Hanes white tee. These shirts are super cheap to buy and can be found in any drug or department store. In this video, Elizabeth Gleeson will show you how to cut, dye and sew your t-shirt into a brand new look that you can wear anytime. No one will ever be able to tell it was Hanes!

How To: Test an electrical fuse

There's more than one way to test a fuse, and it doesn't have to be expensive. In this video tutorial, see how to test an electrical fuse with a screwdriver tester or multi-meter. A test screwdriver is relatively cheap and simple to use. A multimeter is a little more expensive and a little more complicated, but once you get used to it, fairly simple.