La Roche College
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Blood Administration ATI Notes 
Blood Basics 
 Blood is a living tissue that is composed of a variety of cells suspended in a watery fluid 
called plasma. Its function is to circulate through the heart, arteries, veins, and capillaries, 
carrying nourishment, vitamins, electrolytes, hormones, antibodies, warmth, and oxygen 
to the body’s tissues and transporting wastes and carbon dioxide to excretory organs. 
Blood is a chemical, a fluid, and a temperature regulator. The cellular components...
ATI Physical Assessment: Physical Assessment of an Adult 
Equipment 
 Stethoscope 
o Stethoscopes are used to auscultate, or listen to, a variety of sounds generated within the 
body. In general, higher quality stethoscopes allow better transmission of sound 
o Most nurses use acoustic stethoscopes. With this type, the stethoscope’s head picks up 
sounds that are transmitted through hollow tubing to your ears 
o Many stethoscopes have rotating heads; thus, you can listen either with the dia...
ATI Abdomen Notes 
Anatomy 
 The abdominal cavity is a large space in the main trunk of the body below the diaphragm. It is 
one of the largest body cavities and holds the organs that are vial for digestive function and 
fueling the body from the food that is consumed 
 The abdominal area can be divided into 4 quadrants or nine regions. These divisions of the 
abdomen allow nurses and providers to accurately assess 
 Quadrants 
o The quadrant method uses the landmark of the umbilicus to...