Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/6

Click to flip

6 Cards in this Set

  • Front
  • Back
Hemoglobin
Amount of RBCs in the blood
Male=14-18 g/dL
Female=12 to 16 g/dL

Low hemoglobin=anemia
Cause=bleeding, poor nutrition...
Below 9 g/dL=transfusion
Hematocrit
% of RBCs in the total blood volume

Male=42% to 52%
Female=37% to 47%

Low=Bleeding or dehydration
Platlets
Blood Clotting

150,000 to 400,000/mm3

Platelet count decreased by some drugs (Lovenox). Discontinued when drop below 130,000/mm3
International Normalized Ratio (INR)
Time it takes for blood to coagulate and clot.

Theraputic INR level= 2.0 to 3.0
Pro Time (PT)
Time it takes for blood to coagulate and clot. Extrinsic system of clotting. PT or INR are used to assess the effect of the anticoagulant Coumadin (warfarin).

Normal 11 to 12.5 seconds
PTT
aPTT
Time it takes for blood to coagulate and clot. Intrinsic system of clotting. PTT (aPTT) used to assess effects of heparin (subcu or IV).

Normal PTT=60 to 70 seconds
Normal aPTT=30 to 40 seconds