The membrane is made up of irregular dense connective tissue, which is divided into two layers called the fibrous layer and the cambium layer. The cambium layer contains the progenitor cells that develop into osteoblast. The osteoblast are key in increasing the width or length of a bone.
View Test Prep - Quiz 3.docx from HUM ABCDEFG at Coastline Community College. 1. The term for a sound that has one definite frequency is x tone rhythm tempo harmony 2. When notes sounded together tend to be grating or unpleasant, the resulting sound is called harmony timbre x dissonance consonance 3. A group of notes played in succession with a perceivable shape x is called a melody produces harmony produces consonance produces dissonance 4.
At peak functioning, human ears can hear sounds at frequencies up to 20 kilohertz. Depending on size, breed, and age, the high end of a dogâs hearing ranges from 40 up to 60 kilohertz. The sound of the typical ultrasonic dog whistle varies between 23 and 54 kilohertz. Dog whistles work in the same ways that any other modes of training do, and for the same reasons; to wit, dogs are consistently trained to respond in a certain fashion to their use.