The autoimmune disorder that affects children ages 16 years or younger, with symptoms that include stiffness, pain, joint swelling, skin rash, fever, slowed growth, and fatigue is referred to as <u>juvenile arthritis.</u>
<h3>What is juvenile arthritis?</h3>
It should be noted that juvenile arthritis means a disease where there's inflammation of the synovium in children.
It is the autoimmune disorder that affects children ages 16 years or younger, with symptoms that include stiffness, pain, joint swelling, skin rash, fever, slowed growth, and fatigue.
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Answer:
Periosteum
Explanation:
peri = around
osteum = bone
In general the outermost layer of many stuctures is named similarly e.g. perineurium = outermost layer of nerves, perimysium = outermost layer of muscle, etc.
