A facet joint, also called a zygapophysial joint, is a joint connecting one vertebra and another. There are four facet joints at the back of a vertebra, and they're found on the extensions of the bone. These joints don't... More » Science Human Anatomy Bones

Facet joint arthrosis, also known as facet joint osteoarthritis, is an age-related degenerative condition that causes the cartilage of the facet joints between the spine's vertebrae to deteriorate, as stated by the Laser... More » Health Conditions & Diseases

Doctors give facet joint injections by using a needle to put steroid medication directly into the spine's facet joint, according to Interventional Spine & Pain. Fluoroscopy, a type of medical imaging, is used to locate t... More » Health Conditions & Diseases
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Structures in the spine include the vertebrae, intervertebral disks, spinal cord, ligaments and facet joints. The stacked vertebrae are aligned by ligaments and muscles and separated by intervertebral disks, according to... More » Science Human Anatomy Bones

The talocrural joint is another name for one of the joints in the human ankle, and movement of this joint is called talocrural movement. This particular joint, which is one of the three joints in the ankle, is capable of... More » Science Human Anatomy Bones

Arthritis expert Carol Eustice from explains that moderate joint effusion, or swollen joints, occurs when an abnormal accumulation of fluid in or around a joint causes the joint to swell. This affliction typica... More » Science Human Anatomy Bones

The causes of the noise when people crack or pop a joint include bubbles from escaping gases, rough joint surfaces and joint movement, according to the Library of Congress. Joint capsules protect joint bones and the cart... More » Science Human Anatomy Bones