Almost 60% of Men Aged 75 and Over Live with Their

question 58

Multiple Choice

Almost 60% of men aged 75 and over live with their wives, compared to less than 25% of women in that age category. This gender difference is a direct result of

• A) similar life expectancies of men and women
• B) higher institutionalization rates for men
• C) lower institutionalization rates for men
• D) differing rates of widowhood between men and women
• E) similar rates of widowhood between men and women

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Definitions:

Venous End

The part of a capillary bed where blood is collected from the capillary networks into the veins, characterized by lower pressure and oxygen content compared to the arterial end.

Lower Extremities

Lower extremities refer to the limbs and structures of the lower part of the body, including the hips, thighs, legs, ankles, and feet.

Precapillary Sphincter

A band of smooth muscle that adjusts blood flow into capillaries mainly by contracting and relaxing, thereby regulating the passage of blood into tissues.

Lactate Production

Lactate production occurs during anaerobic respiration in muscles, where glucose is converted to lactate in the absence of sufficient oxygen, leading to muscle fatigue.