The Center for Biologics Evaluation and Research (CBER) regulates the collection of blood and blood components used for transfusion or for the manufacture of pharmaceuticals derived from blood and blood components.
In the field of phlebotomy, a variety of tubes are used to draw blood specimen for certain testing procedures. While the number of colors seem overwhelming to ordinary folks, health care professionals are trained to perform blood collection and differentiate one test tube from another as required by the specimen to be drawn.
Brought to you by the Howard Hughes Medical Institute: this virtual lab teaches the procedures of performing an ELISA test to determine whether a particular antibody is present in a patient's blood sample.
Ever wonder about your lab values and what they mean? Lab values measure amounts of electrolytes or cells in your blood and occasionally tell you about how hormones and enzymes are working! Dive deeper and get a good understanding as well!
Reference values (intervals) for blood, urine, CSF, stool, and other fluids and commonly used panels are included. (Note: the reference values provided in these tables should be used as guidelines only)
Vital signs are measurements of the body's most basic functions. The four main vital signs routinely monitored by medical professionals and health care providers including the following: body temperature, pulse rate, respiration, and blood pressure. Vital signs are useful in detecting or monitoring medical problems. Vital signs can be measured in a medical setting, at home, at the site of a medical emergency, or elsewhere.
The interactive ECG tutorial represents an introduction to clinical electrocardiography. In this tutorial an attempt has been made to conform to to standardized terminology and criteria , although new diagnostic concepts derived from the recent ECG literature have been included in some of the sections. Finally, it is important to recognize that the mastery of ECG interpretation, one of the most useful clincial tools in medicine, cna only occur if one acquires considerable experience in reading ECG's and correlating the specific ECG findings with the psychopathology and clinical status of the patient.