This primary germ layer is the middle layer, called ______, and gives rise to a gelatinous material called ________________, which gives rise to different types of connective tissue such as bone, muscle, and blood.
_________ Glands have vesicles that release their secretion by exocytosis, whereas _________ glands secrete a mixture of disintegrated cells and their products.
____________ Glands secrete mucin, which combines with water to form a thick and sticky product, whereas ______ glands produce a relatively watery fluid.
_______ secrete the rubbery matrix of cartilage, whereas _________ produce the fibers and ground substance that form the matrix of fibrous connective tissue.
If the point of a needle enters the parotid gland during an inferior alveolar injection and anesthetic solution is deposited in the gland the result could be a