Explain How Ultrasound Works

question 92

Essay

Explain how ultrasound works.

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Definitions:

Embryonic Phase

A stage of prenatal development that occurs from the second to the eighth week after fertilization, during which the major organs and structures begin to form.

Lunar Phase

The shape of the directly sunlit portion of the Moon as viewed from Earth, which changes cyclically.

Menstrual Cycle

The regular natural change that occurs in the female reproductive system that makes pregnancy possible, including the processes of ovulation and menstruation.

Industry Versus Inferiority

A stage in Erik Erikson's theory of psychosocial development where children, typically between ages 6 to 12, work to master skills or feel inadequate due to failure to develop these abilities.