Factors Affecting the Natural Frequency. The actual frequency at which an object will vibrate at is determined by a variety of factors. Each of these factors will either affect the wavelength or the speed of the object. an alteration in either speed or wavelength will result in an alteration of the natural frequency.
Eight vital organs can be donated: heart, kidneys (2), pancreas, lungs (2), liver, and intestines. Hands and faces have also recently been added to the list. Tissue: cornea, skin, heart valves, bone, blood vessels, and connective tissue.
The materials used for each donation (including the needle) are sterile, disposable, and used only on a single donor. A. You can safely donate your whole blood every 8 weeks, automated red cells every 16 weeks, platelets every 3 days up to 24 times each year, and plasma every 28 days. A. Eat at your regular meal times and drink plenty of fluids before donating.