Author Question: What type of disinfectant must be applied to a subject's skin before drawing blood? Why must such a ... (Read 82 times)

Medesa

  • Hero Member
  • *****
  • Posts: 507
What type of disinfectant must be applied to a subject's skin before drawing blood? Why must such a disinfectant be applied?
 
  What will be an ideal response?

Question 2

Which of the following statements is true?
 
  a. A bullet can be individualized to a weapon by the number and twist of its lands and grooves.
  b. The comparison microscope is an indispensable tool of the firearm examiner.
  c. The diameter of the bore of a rifled firearm is its gauge.
  d. Carbonaceous smoke or soot deposited around a bullet hole is normally indicative of a discharge 12 to 18 feet or less from the target.



SeanoH09

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

A nonalcoholic disinfectant must be applied to a subject's skin before drawing blood, to negate any argument that an alcoholic disinfectant may have inadvertently contributed to a falsely high blood-alcohol result.

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

For a complete list of videos, visit our video library