What is the most significant reason for the dramatic increase in expected life span over the last 100 years?
a. Better living habits
b. Improved surgical techniques
c. The development of antibiotics and immunizations
d. A decrease in the number of people living in poverty
c
FEEDBACK: a. The development of antibiotics and immunizations has had the most significant effect on life span.
b. The development of antibiotics and immunizations has had the most significant effect on life span.
c. Correct.
d. The development of antibiotics and immunizations has had the most significant effect on life span.
You might also like to view...
The three primary elements of fascia are:
A) Ground substance, collagen, and elastin B) Muscle, gel, and elastin C) Ground substance, muscle, and lymph D) Tendons, ligaments, and sheaths
Renal insufficiency develops when renal function decreases by ____ and is a warning sign of ____ .
A) 25%; renal failure B) 50%; renal failure C) 50%; hypertension D) 25%; coronary artery disease