voice quality
voice quality is that component of speech which gives the primary distinction to a given speaker’s voice when pitch and loudness are excluded. It involves both phonatory and resonatory characteristics. Some of the descriptions of voice quality are harshness, breathiness and nasality.
This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of blood, and tumors damage the human brain...
Illusions are the perceptions and sensory data obtained from situations in which human error prevents us from seeing the real deal. Learn more information on illusions and mind trickery in this tutorial...
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutorial to know the specific physical changes that female and male bodies undergo as they turn into adults...
Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designed to produce them. This tutorial looks at how genes control the production of hormones within the endocrine system of animals...
Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of communities that thrive in freshwater: the lentic and the lotic communities. In these communities, plants and animals evolved special characteristics that make them better adapted to their habitat. Get to know more about these features and the..
