Cystic fibrosis affects the cells that produce mucus, sweat, and digestive juices. It causes these fluids to become thick and sticky. They then plug up tubes, ducts, and passageways.
It is an inherited life-threatening disorder that damages the lungs and digestive system.
<span>The correct answer is C. A. would require a drastic sudden change which would only damage the body as it wouldn't be immediately used to it, as well as it wouldn't gain enough nutrients from which to gather energy for exercising; B. is an unhealthily wrong choice, because exercise is efficient, but diet influences at least 80% of the weight results; C. is the most balanced choice.</span>
New research shows that nerve endings in the fingertips perform neural ... to cells in the spinal cord, which then relay these signals up to the brain. ... back, as this may be critical to the type of information they send the brain.”.
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils. Hope this helps.