biomeddd

What is the term for a procedure using dye and x-rays to provide an image of the heart's blood vessels

angiogram

What is the term for a procedure that uses a tiny balloon to open a blood vessel?

angioplasty

What negative action is Low-density lipoprotein (LDL) associated with?

causes blockages in arteries by leaving cholesterol in vessels

What is the term for a procedure that creates an alternate pathway for the blood around a blocked artery?

coronary bypass

List and explain 3 specific ways a person can decrease his / her risk of heart disease.

eat healthy, excersise, regular check to the doctor

Which of the following associations is correct?

high LDL: high risk of heart disease

Which of the following is NOT true of cholesterol

it should be eliminated from our diets completely

What is true regarding High-density lipoproteins (HDL)?

keeps cholesterol from building up by returning cholesterol to liver

What is the medical term for a heart attack?

myocardial infarction

Which of the following procedures is NOT used to treat a blocked or narrowed blood vessel?

pacemaker

What term is used for a sudden loss of consciousness, sensation, and voluntary motion caused by a blood clot in the brain?

stroke

What determines how the DNA fragments separate during gel electrophoresis?

the length of the fragment

What property of DNA causes it to migrate to the opposite pole of the electrophoresis chamber?

the negative charge of the phosphate groups

Gram-positive bacteria have a ____________ cell wall and turn _____________ when Gram stained

thick; purple

Gram-negative bacteria have a ____________ cell wall and turn _____________ when Gram stained.

thin; pink

A diet that helps keep blood cholesterol levels in check includes:

vegetables, lean meat, fruits

Discuss the correct steps for streaking a plate using aseptic technique. (streaking for isolation)

you get your pitri dish and you get the needle and your sample of dna you mark your dish at the bottom and make a t shape then you turn on the gas and you run the needle through the dna sample take a little bit of the dna and then wipe it on one side of the t shape you made then you run the needle through the flame and then run the needle on the other side without any dna then you run the needle through the flame one more time to make sure its clean

You are a resident microbiologist and are assigned to identify a newly discovered strain of resistant bacteria. The first step, after streaking for isolation, is Gram Staining. Explain the procedural steps involved with proper Gram Staining

you take some dna and you put it on the slide and then you let it dry a little bit then you put iodine and wait 30 seconds and then you put zephrone and then wait 30 seconds and then put the last one on and then after that you wait 30 seconds and then you rinse with water and then you wait for 30 seconds then rinse with ethonol and with water to make sure its clean

Which of the following is an acceptable level for HDL in your blood?

> 60 mg/dL