What Is "2D:4D

question 31

Multiple Choice

 What is "2D:4D"?

• A) the ratio of one's index finger length (second digit) to their ring finger length (fourth digit)
• B) the ratio at which dopamine receptors fire in the second cerebral lobe to the fourth cerebral lobe
• C) the ratio of sexual dimorphism in twins (2) to that of quadruplets (4)
• D) the rate of androgen release in the second trimester of pregnancy (2) to the first trimester of life after birth (4)

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Definitions:

Blood Pressure

The force that circulating blood exerts against the walls of the arteries as the heart pumps, measured in millimeters of mercury (mmHg).

Artery

A blood vessel that carries oxygenated blood away from the heart to the body's tissues.

Atherosclerosis

a condition characterized by the hardening and narrowing of arteries due to plaque buildup, which can lead to cardiovascular disease.

Arteriosclerosis

The thickening, hardening, and loss of elasticity of artery walls, which can restrict blood flow to organs and tissues.