A contractual provision in an insurance policy that denies coverage for certain perils, persons, property or locations. Most exclusions exist simply to remove coverage for above-average risks which are not anticipated in average rates and premiums. In some cases, the coverage is available for an additional charge. Common policy exclusions include: war and acts of war, self-inflicted injury and aviation.
Intervertebral disk. An intervertebral disk acts as shock absorber between each of the vertebrae in the spinal column by keeping the vertebrae separated when there is impact from activity. They also serve to protect the nerves that run down the middle of the spine and intervertebral disks. There are a total of 24 disks in the human spine.
To: sulakshnapundir. Hello dear and welcome to the medhelp forum. Intervertebral disc is made up of water about 80% making it spongy to enable shock absorption, its primary function. Loss of water with age causes disc dehydration which appears as dark colored on an MRI spine.