Johannes Kepler Was the First Scientist to Define Which of the Following

question 118

Multiple Choice

Johannes Kepler was the first scientist to define which of the following?

• A)a solar-centered universe
• B)circular heavenly spheres
• C)a geocentric universe
• D)elliptical planetary orbits
• E)the lunar orbit around earth

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Definitions:

Carotid Sinus

A dilated area at the base of the internal carotid artery that contains receptors to help regulate blood pressure.

Baroreceptors

Pressure-sensitive sensory neurons located mainly in the carotid sinus and aortic arch, which help regulate blood pressure.

Aortic Arch

The curved portion at the top of the aorta, which gives rise to the major arteries supplying the head, neck, and upper limbs.

Brachiocephalic Trunk

A major blood vessel that arises from the aortic arch and supplies blood to the right arm and the head and neck.