Lab testing

Question 1

Which structure to test for strep

Answer 1

Pharynx

Question 1

Dark yellow urine w sediment & ammonia like odor - what causes this

Answer 1

Bacteria

Question 2

P wave indicates

Answer 2

Atrial contraction

Question 3

Normal sinus rhythm

Answer 3

PR - .12-.2 s
QRS - .06 - .10 s
QT - .40 s

Question 4

Singular irritable impulse fires so rapidly it bombards the AV node, causing upside down V waves

Answer 4

Atrial flutter

Question 5

Second degree heart block - what does this EKG look like

Answer 5

More P waves than QRS

Question 6

ST segment depression w/ T wave inversion - what does this suggest?

Answer 6

Bundle branch block

Question 7

Patient is usually in blank position for an EKG, but may be in blank position if they have a condition such as dyspnea

Answer 7

Supine; semi fowlers

Question 8

Placement of the ground lead on an ECG

Answer 8

RL on soft tissue of leg

Question 9

Where should the v4 electrode be placed?

Answer 9

L midclavicular line, 5th intercostal space

Question 10

ECG on a pt with a burnt L arm - what is an alternate placement

Answer 10

Upper limbs leads symmetrically placed as close to OG site as possible

Question 10

Correct PH for urine

Answer 10

4.5-8

Question 11

What is a natural by-product of ketones

Answer 11

Fat metabolism

Question 12

Why is the foot used as a puncture site in infants

Answer 12

More room between bone/skin

Question 13

when blood is centrifuged, what is the result at the bottom

Answer 13

RBC