VIDEO: https://www.youtube.com/watch?v=9zVsvZjD5DM Questions: Between 8 am and 1
ID: 3464070 • Letter: V
Question
VIDEO: https://www.youtube.com/watch?v=9zVsvZjD5DM
Questions:
Between 8 am and 10 am, people are more likely to have a heart attack because
Blood pressure is elevated
People may exercise when their bodies are not yet "warmed up"
Cortisol levels are the highest
Just A and B
A B and C
What is the most important factor that can modulate or shift your body clock?
your activity levels
your food intake
your sun exposure
nothing can shift your body clock
According to the video, evidence from which age group supports the idea that the body clock shifts throughout the lifespan..
Aged individuals (> 65 yrs old)
Teenagers
Babies
All of the above
None of the above
Evidence presented in the video indicates that most people start to feel tired in the early afternoon because
The body is busy digesting lunch, and it drains energy from our brain
Cortisol levels start to drop in the early afternoon
Llight levels are not as bright in the afternoon as they are in the morning
Melatonin levels start to rise in the early afternoon
None of the above
An experiment discussed in the video gave different participants the SAME meal either in the morning or in the evening. This helped to reveal which of the following
That insulin is sluggish, slow to respond to elevated blood glucose levels, in the evening
That insulin is quick to respond to an increase in blood glucose in the evening
Blood glucose levels remained high for longer period of time in the evening
All of the above
A and C
Explanation / Answer
1. The correct answer is Option A. Blood pressure elevation can explain why most people are likely to have a heart attack in the morning.
2. The correct answer is Option C. Exposure to the sun is the most important factor that can alter the body clock.
3. The correct answer is Option A. Research on aged individuals suggest that the body clock shifts across the lifespan.
4. The correct answer is Option D. Melatonin levels begin to rise in the afternoon which is why people may feel sluggish.
5. The correct answer is Option E. Both A and C are revealed in the experiment.
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