A Univ. of Nev. Strep throat in children generally lasts for about a week (two to seven days). The symptoms can be severe, causing levels of discomfort during swallowing that make a child not want to eat. Other symptoms include redness and white patches in the throat, swollen lymph nodes and fever.
2. chondroblasts-immature cartilage cells. Secrete extracellular matrix, but are not yet rigidly embedded in that matrix. 3. chondrocytes-mature cartilage cells that are embedded in rigid extracellular matrix. These cells reside in small spaces within the matrix that are called lacunae.
Cartilage is composed of specialized cells called chondrocytes that produce a large amount of collagenous extracellular matrix, abundant ground substance that is rich in proteoglycan and elastin fibers.