Vitamin D is produced in your skin when it is exposed to the sun. People suffering from vitamin D deficiency may suffer consequences such as rickets in children, weak bones, gum disease, brittle nails, chronic fatigue, syndrome, headaches, migraines, irritability and dizziness or vertigo.
What Tissue Has Lacunae Calcium Salts And Blood Vessels Essays and Research Papers. Connective Tissue As the name implies, connective tissue serves a connecting function. It supports and binds other... tissues. Unlike epithelial tissue, connective tissue typically has cells scattered throughout an extracellular matrix. Loose Connective Tissue In vertebrates, the most common type of connective tissue is loose connective tissue. It holds organs in place and attaches epithelial tissue to other underlying tissues.
With the exception of some aquatic insects, the filaments and lamellae (folds) contain blood or coelomic fluid, from which gases are exchanged through the thin walls. The blood carries oxygen to other parts of the body. Carbon dioxide passes from the blood through the thin gill tissue into the water.