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46 Cards in this Set

  • Front
  • Back

Antecubital Fossa

Crease of the anterior aspect of the elbow

Median cubicle vein

1st choice for venipuncture, in the middle of the AC, connects the cephalic and basilic veins.

Cephalic vein

2nd choice for venipuncture located on the outer aspect of the AC

Basilic vein

3rd choice for veni puncture, runs along the inside of the AC, close to 2 important structures Brachial artery and median nerve.

Smaller gauge

Small vein

Hx of veins collapsing use:

Winged infusion set with an adapter and syringe.

Syncope

Fainting

If a draw is missed twice

Have another professional attempt the draw, Unless there is an option of having the patient come back another day. If the situation requires blood to be drawn right away apologize for the inconvenience and call the lab to have a another phlebotomist or medical assistant come to perform the draw.

Most standard tubes for adult collection are between 2mL and ?

5mL in volume

Culture bottles hold a maximum volume of

10mL

The fluid portion of the blood containing 90% water and 10% solutes.

Plasma

Formed elements

Red and white blood cells

Serum

Contains the same things as plasma except that clotting factors have been used to form a separate clot. Serum is isolated by centrifuging blood after a clot has formed in a red tube or SST (serum separator tube). The difference between serum and plasma is that fibrin, the part of the blood that causes clotting is still in the fluid portion of plasma, but has been used up (to form a clot) in serum.

What's the difference between plasma and serum?

Plasma still contains the clotting agent fibrin.

Small 23-25 Gauge used for

Small or fragile veins

Medium 21-22 Gauge

Most venipunctures

Larger 16-18 Gauge

Blood donation

Specimen Label (4 things)

Patient Name


Time of Draw


Date (DD/MM/YY)


Phlebotomists Initials

Store a capillary tube in a:

Red-top which will protect the otherwise fragile and small capillary tube while giving you more space to label.

HBV Signs and symptoms

Abdominal pain, lack of appetite, skin rash, fever, jaundice, extreme fatigue, occasional joint pain.

HBV Modes of transmission

Unprotected sex, sharing dirty needles, birthing process, needle sticks, perinatally, blood transfusion

Hep C

Causes inflammation of the liver, virus, most common chronic blood borne infection and the US. 70 percent of infected persons develop chronic liver disease (cirrhosis, liver cancer) 80% show no signs and symptoms leading reason for liver transplant.

HBV

The most frequently occurring lab associated infection. The virus can survive in dried blood on work services and equipment for one week. Causes and inflamation of the liver and 30% of people with infection do not show signs and symptoms. It can take from 2 to 6 months of HBV to present symptom- atically making it difficult to identify.

HBV vaccine

Hepatitis B vaccine is available 3 injections over a 6 month period. Having hep B increases chances of contracting hep C.

Hep C Signs & sx's

Abdominal pain, anorexia, skin rash, fever, jaundice, extreme fatigue occasional, joint pain.

Hep C Modes of transmission

Unprotected sex, sharing dirty needles, birthing process, needle sticks, perinatally, blood transfusion.

Human Immunodeficiency Virus (HIV)

The virus can lead to the development of aids. At least 50% of the HIV exposures that occur and the health care setting are associated with needle sticks from phlebotomy.

Standard universal precautions

Assume all blood bodily fluids and tissue from all patients are contaminated.

Engineering practices: devices that isolate remove that hazard of BBP from workplace reduces the risk of exposure to employees. (There are 3)

Sharps containers


self sheathing needles


special airflow rooms

Workplace practices: controls put in place by the employer to reduce/ prevent transmission of BBP (there are 5)

Proper hand washing


proper disposal of contaminated needles


no eating drinking smoking or playing cosmetics contact lenses and lab area


no pipetting of specimens


isolation procedures

Ongoing/annual employee education

All employees must have proper BBP exposure training within 90 days of hire and then annually.

Record keeping

Medical records of employees with BBP exposure must be kept while employed plus 30 years.

Hematoma

A localized collection of blood out side the vessel

Hemoconcentration

The occurrence of a decrease in plasma volume which subsequently causes an increase in red blood cells and other solutes in a blood sample. Typically occurs when a tourniquet is left on a patient's arm for too long a period of time.

Hemolysis

The rupture or destruction of the membrane of a red blood cell. May be caused if blood is forced through too small a needle or if a blood tube is shaken too vigorously.

Aneurism

A ballooning or bulging of the artery caused by wall weakness that can rupture and cause damage or death.

Arterialsclerosis or atherosclerosis

A build-up of fat cholesterol or other substances form plaques on walls of blood vessels.

Embolus

A mass in the blood stream usually a blood clot or fragment of a clot.

Hemoststasis

Vasoconstruction, platelet plug, coagulation

Anemia

Lower than normal number of red blood cells in the circulatory system.

Leukemia

Higher than normal number of white blood cells in the circulatory system characterized by many abnormal cell forms

Thrombocytopenia

Decrease platelets in the circulatory system.

Neutropenia

Abnormally low levels of white blood cells.

Phlebitis

Venous inflammation can be caused by excessive venipuncture.

When to use the Syringe Venipuncture Procedure

Fragile veins


Prone to collapse


Two populations: elderly and neonates

Blood obtained through the skin puncture is a mixture of:

Arterial blood


Venous blood and


Capillary blood