The ability to differentiate tones.

A dimension of auditory sensation varying with cycles per second of the sound stimulus.

Sound that expresses emotion through rhythm, melody, and harmony.

The science pertaining to the interrelationship of psychologic phenomena and the individual's response to the physical properties of sound.

Use of sound to elicit a response in the nervous system.

The audibility limit of discriminating sound intensity and pitch.

Differential response to different stimuli.

Learning that is manifested in the ability to respond differentially to various stimuli.

A preconceived judgment made without factual basis.

Group behavior toward others by virtue of their group membership.

Sequential operating programs and data which instruct the functioning of a digital computer.

The amounts spent by individuals, groups, nations, or private or public organizations for total health care and/or its various components. These amounts may or may not be equivalent to the actual costs (HEALTH CARE COSTS) and may or may not be shared among the patient, insurers, and/or employers.

All of the divisions of the natural sciences dealing with the various aspects of the phenomena of life and vital processes. The concept includes anatomy and physiology, biochemistry and biophysics, and the biology of animals, plants, and microorganisms. It should be differentiated from BIOLOGY, one of its subdivisions, concerned specifically with the origin and life processes of living organisms.

Auditory and visual instructional materials.

A self-learning technique, usually online, involving interaction of the student with programmed instructional materials.

Critical and exhaustive investigation or experimentation, having for its aim the discovery of new facts and their correct interpretation, the revision of accepted conclusions, theories, or laws in the light of newly discovered facts, or the practical application of such new or revised conclusions, theories, or laws. (Webster, 3d ed)

The educational process of instructing.