Lifesci 2L03 Poll Questions and Answers 100% Pass
True or False: Our body's cells and tissues all age (i.e. regenerate) at the same rate. - Answers False
Which of the following is NOT a genetic hallmark of aging?
1. Genomic Stability
2. Cellular Senescence
3. Telomere Attritions
4. Epigenet...
True or False: Rates of bodily aging vary from person to person. - Answers True
True or False: Someone who is of advanced age should also be identified as frail. - Answers False
A frail 80 year old woman falls and breaks her hip. Given what you have learned, would you expect her
to be able to regain her mobility to the same level prior to her injury? - Answers No
How does Flue spread - Answers - through contaminated surface
through respiratory droplet in the air
- when infected people cough and sneeze
The flu vaccine is created based on which subtype(s) of influenza? - Answers Influenza A + B
True or False: The basic reproduction number (R0) has to do with how a disease is transmitted. -
Answers True
Why are older individuals more likely to become infected with flu? - Answers Outbreaks most commonly
occur in long-term care facilities and medical environments where the elderly live and frequent.
True or False: Your immune system improves as you age. - Answers False
True or False: Nerves are individual cells. - Answers False
In the context of signaling, which of the following refers to a neuron that delivers a message (i.e.
provides input) to another neuron? - Answers Pre-synaptic neuron
True or False: At rest, a neuron has more negative charge inside the cell than outside. - Answers True
Aging leads to changes in our decrease in neurophysiology. This can be due to: - Answers - loss of
neurons over time
- fewer synaptic connections
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