Why Human Body Grow Old MCQs
Why Human Body Grow Old MCQs
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1: Accumulative waste theory of aging describes the ______ theory of aging that points to a buildup of cells of waste products that presumably interferes with metabolism
A. Physical
B. Mental
C. Biological
D. Life
2: Aging-clock theory of aging explains the idea that aging results from a preprogrammed sequence, as in a clock, built into the operation of the nervous or _______ system of the body
A. Exocrine
B. Endocrine
C. Muscular
D. Non-muscular
3: Antioxidants is a substance that destroys free radicals, thereby preventing damage to cell structures
A. True
B. False
4: The idea that aging results from gradual decline in the body’s immune system is called Autoimmune theory of aging
A. True
B. False
5: The view that aging can be explained largely by changes in structure and function taking place in the ______ of an organism is called cellular theory of aging
A. Tissues
B. Cells
C. Body
D. Organs
6: Collagen is a _______ that makes up the connective tissue found in skin, bones, and tendons of the body
A. Carbohydrates
B. Protein
C. Fat
D. Vitamin
7: Cross-linkage theory of aging describes the idea that aging results from accumulation of cross-linked compounds that interfere with normal cell function
A. True
B. False
8: The idea that free radicals (unstable and highly reactive organic molecules) create damage that gives rise to symptoms we recognize as aging is called
A. Free-radical theory of aging
B. Cross-linkage theory of aging
C. Cellular theory of aging
D. None of above
9: Gompertz law describes the statistical tendency of mortality, or death rate, to double with every _____ years of advancing age
A. 2
B. 4
C. 8
D. 10
10: The maximum number of cell divisions that normal cells undergo, as typically measured in a laboratory dish is called hayflick limit
A. True
B. False
11: The idea that the level of metabolism and average length of life are statistically related to one another is called
A. Free-radical theory of aging
B. Cross-linkage theory of aging
C. Cellular theory of aging
D. Rate-of-living concept
12: The normal biological process by which cells irreversibly stop dividing and enter a state of permanent growth arrest without undergoing cell death; senescence can also be induced by unrepaired ______damage or other cellular stresses is called senescence.
A. RNA
B. DNA
C. Tissues
D. MRNA
13: The biological theory that aging results from damage to the genetic integrity of the body’s cells is called______mutation theory of aging
A. Somatic
B. Non-somatic
C. Aging
D. None of above
14: The idea that changes associated with aging are the result of chance damage to the body that accumulates over time is called
A. Free-radical theory of aging
B. Cross-linkage theory of aging
C. Cellular theory of aging
D. Wear-and-tear theory of aging
15: The bod pod device is used in the ________ method of assessing body composition.
A. Underwater Weighing
B. Levigating Agent
C. Air Displacement
D. Aerosol Propellant
16: One significant method for assessing body fat distribution is measurement of ______ circumference.
A. Waist
B. Wrist
C. Abdomen
D. Chest
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Why Human Body Grow Old MCQs
