Sleep and Health

Question 1

> 7h of Sleep and <7h of Sleep ______________ risk of mortality

Answer 1

increased

Question 2

_____________ - shaped relationship between sleep and mortality

Answer 2

U

Question 3

Obesity is a BMI of >= ____ kg/m^2

Answer 3

30

Question 4

Reduction of 1h of sleep associated with _____ kg/m^2 increase in BMI

Answer 4

0.35

Question 5

Lower sleep duration associated with __________ dietary fat intake and __________ total calories

Answer 5

increased; increased

Question 6

Leptin: signals _________, produced by __________, received by ____________

Answer 6

satiety; hypothalamus; hypothalamus

Question 7

Ghrelin: stimulates _________, produced by ________, received by ___________

Answer 7

hunger; stomach/hypothalamus; hypothalamus

Question 8

After sleep deprivation, levels of _________ increase, as do ratings of _________ and _______, and levels of __________ decrease

Answer 8

ghrelin; hunger; appetite; leptin

Question 9

_____________ areas of the brain more active when viewing food after sleep loss

Answer 9

Reward-related

Question 10

Insulin is secreted by ____________

Answer 10

pancreas

Question 11

Glucagon is secreted by _____________

Answer 11

pancreas

Question 12

Insulin _________ glucose levels

Answer 12

decreases

Question 13

Glucagon _________ glucose levels via promoting breakdown of ___________

Answer 13

increase; glycogen

Question 14

IGTT stands for _______________ and is used to test for ____________

Answer 14

intravenous glucose tolerance test; diabetes

Question 15

Glucose metabolism after sleep loss: __________ acute insulin response, rate of glucose clearance ___________

Answer 15

30% lower; 40% slower

Question 16

Sleep duration less than 8 hours

Answer 16

2.94

Question 17

Sleep efficiency 98%

Answer 17

5.5