|
|
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.
Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
![Three Tasmanian devils feeding. Eating is a social event for the Tasmanian devil, and groups of 2 to](https://biology-forums.com/gallery/47/medium_27692_23_04_12_4_15_26.jpeg)
![French and U.S. presidential elections in 2012 illustrate the durability of political culture and ho](https://biology-forums.com/gallery/47/medium_262797_12_08_15_1_46_34_22188815.png)