What research design is best for controlling for both cohort effects and time-in-measurement effects
while you try to assess age effects? - Answers sequential research
A cross-sectional study is susceptible to what kind of effect that will confound our attempts to examine
the aging effect we want to target? - Answers cohort effect
The rapid losses that occur shortly before death are called - Answers tertiary aging.
Currently, what is the proportion of elderly over the age of 65 in the United States? - Answers 14.1%
What was the percentage of people over 65 in the overall US population in 1900? - Answers 4.1%
Currently, what is the average life expectancy for women in the United States? - Answers 81 years old
effects due to doing a survey of nutrition on fast Sunday - Answers time-in-measurement effect
effects due to changes in sexual functioning over a 20-year period - Answers age effect
effects due to unique characteristics of the World War II veterans - Answers cohort effect
In modern American culture, the birth of a child to a 13-year-old girl would be considered - Answers off-
time.
social clock - Answers personal timetable by which we measure our developmental progress
primary aging - Answers aging process that is not related to disease
sequential research - Answers research that follows multiple cohorts longitudinally
trend analysis - Answers research that uses the same methods to examine similar populations at
different points of time
secondary aging - Answers developmental changes related to disease
Magnetic resonance imaging (MRI) produces - Answers highly detailed images of the anatomical
structures of the brain.
Contains brain's visual processing system - Answers occipital
manages sensation, handwriting, and body position - Answers parietal
responsible for problem solving and judgment - Answers frontal
involved in memory and hearing - Answers temporal
quantity of tangles - Answers increases with age
, level of neurotransmitters - Answers decreases with age
overall size of the brain - Answers decreases with age
number of neurons - Answers decreases with age
What part of the neuron is a branched, tree-like structure attached to the cell body of a neuron that
receives information from the terminal button of other neurons? - Answers dendrite
Functional imaging techniques (fMRI) focus on which aspect of the brain? - Answers activity
Which neurotransmitter enhances memory functioning? - Answers acetylcholine
Which structure is involved with enhancing memory? - Answers hippocampus
Which structure is involved in higher-order executive functions, such as the ability to make and carry out
plans, switch between tasks, and maintain attention and focus? - Answers cortex
The concepts of the Hayflick limit, cross-linking, and free radicals are part of which class of biological
theories of aging? - Answers Cellular
rate of oxygen/carbon dioxide exchange in lungs - Answers Decreases with age
transmissiveness of eyes - Answers Decreases with age
time required for dark adaptation - Answers Decreases with age
hearing ability - Answers Decreases with age
height in adulthood - Answers decreases with age
number of taste cells - Answers Does not change with age
testosterone - Answers decreases with age
balance - Answers decreases with age
bone mass - Answers decreases with age
body weight from 20s through mid 50s - Answers does not change with age
efficiency of immune system - Answers decreases with age
As people age, their immune system loses the ability to differentiate native and foreign substances and
attacks healthy tissue. What is this called? - Answers autoimmunity
Which of these symptoms is a risk of hormone replacement therapy (HRT)? - Answers increased risk for
breast cancer