The "Demographic Cross-Over Effect" Refers to Which of the Following

question 5

Multiple Choice

The "demographic cross-over effect" refers to which of the following phenomena?

• A) At advanced ages, men have a higher life expectancy than women
• B) Migrant populations are often undercounted in census data
• C) More robust "survivability" for minority persons who have experienced social disadvantage and still lived 85 years
• D) Death rate declines, followed by birth rate decline

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Definitions:

Peritubular Capillaries

Tiny blood vessels surrounding the tubules in the kidneys where exchange of substances with the filtrate occurs.

Diaphragm

(1) The muscle of breathing that separates the thorax from the abdomen; (2) Divides the anterior cavity into an upper and a lower cavity.

Muscle Tissue

A body tissue composed of fibers capable of contracting to effect bodily movements.

Hepatitis Vaccines

Immunizations designed to prevent infection by hepatitis viruses, primarily including Hepatitis A, B, and sometimes Hepatitis C.