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.
Blood is rich in red cells that contain haemoglobin, a protein that carries oxygen from the lungs to the rest of the body. A key component of haemoglobin is iron. Iron is an important dietary mineral and is essential for your body to function normally. When you donate whole blood you lose about 200-250mg of iron with each donation. Generally, the body will replace any iron loss through diet and we recommend a healthy dietary intake of iron-rich foods.