The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.
Did you know?
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.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Cell-wall structure of Gram-positive and Gram-negative bacteria.
Cell division protein FtsN
Animal Cell Diagram
Major parts of the cell and the structures located inside the cell.
IgM only, then IgD and IgM on the surface of a B cell.
The cell wall of a Gram-positive bacterium, S. aureus