Font size
WorksheetsMotivation
Total questions: 87
Worksheet time: 1hrs 18mins
What is the definition of motivation?
__________ saw humans as bags of water, where if the bag leaks there most be a ________ to restore it to the right amount.
Mechanism
Claude Bernard
Walter B. Cannon
Stimuli
What is the definition of homeostasis?
(a)
According to who is homeostasis "change in the face of change as to remain unchanged"?
(a)
How many prototypic features are there?
1
2
3
4
5
Name the prototype features.
(a)
Name the prototype features and state what they entails.
Chemical reaction in the body are _________ .
Temperature dependent
Temperature independent
Electrically dependent
Electrically independent
What kind of control are exerted to regulate body temperature?
(a)
In what brain structure are neurons in charge of temperature control found?
Arcuate nucleus
Anterior hypothalamus
Posterior hypothalamus
Lateral hypothalamus
Ventromedial hypothalamus
In what brain structure are neurons in charge of temperature control found?
(a)
What is the role of homeostasis?
Maintain system variable
Maintain set points
Maintain detectors
Maintain correction mechanism
What motivates use to eat when food is plentiful?
(a)
What motivates use to eat when food is scarce?
(a)
How is weight balanced?
Regulating weight requise balance between what?
(a)
What are the two mechanism that helps maintain weight?
(a)
Which is stronger?
Mechanism that increase the motivation to eat when the nutrient reservoir is low
Mechanism that restrains food consumption when we have more calories than needed
When stimulated which brain area produces drinking and eating?
Arcuate nucleus
Anterior hypothalamus
Posterior hypothalamus
Lateral hypothalamus
Ventromedial hypothalamus
When stimulated which brain area produces drinking and eating?
(a)
Lesion to what brain area produces anorexia?
Arcuate nucleus
Anterior hypothalamus
Posterior hypothalamus
Lateral hypothalamus
Ventromedial hypothalamus
Lesion to what brain area produces anorexia?
(a)
Lesion to what brain area produces aphagia and adipsia?
Arcuate nucleus
Anterior hypothalamus
Posterior hypothalamus
Lateral hypothalamus
Ventromedial hypothalamus
What does lesion to the lateral hypothalamus causes?
(a)
What is adipsia?
(a)
What is aphagia?
(a)
When stimulated which brain area suppresses eating?
Arcuate nucleus
Anterior hypothalamus
Posterior hypothalamus
Lateral hypothalamus
Ventromedial hypothalamus
When stimulated which brain area suppresses eating?
(a)
Lesion to what brain area produces obesity?
Arcuate nucleus
Anterior hypothalamus
Posterior hypothalamus
Lateral hypothalamus
Ventromedial hypothalamus
Lesion to what brain area produces obesity?
(a)
What type of signals activates the lateral hypothalamus and ventromedial hypothalamus?
(a)
What type of signals activates the lateral hypothalamus and ventromedial hypothalamus?
Short-term
Long-term
Mid-term
Anterior hypothalamic
Arcuate nucleus
What signals trigger the next meal and tells us when to stop eating?
Short-term
Long-term
Mid-term
Anterior hypothalamic
Arcuate nucleus
What signals help us control our body weight over weeks, months, years?
Short-term
Long-term
Mid-term
Anterior hypothalamic
Arcuate nucleus
What signals trigger the next meal and tells us when to stop eating?
(a)
What signals help us control our body weight over weeks, months, years?
(a)
What does short-term signals does?
(a)
What does long-term signals does?
(a)
Stomach contractions correlated with reports of _______.
Distention correlated with ______.
Hunger, thirst
Hunger, satiety
Thirst, satiety
Satiety, hunger
Thirst, hunger
Where is ghrelin produced?
Intestine
Stomach
Pituitary gland
Pancreas
Hypothalamus
Where is ghrelin produced?
(a)
When in ghrelin released?
1-2 hours before meal
1-2 hours after meal
3 hours after meal
1-2 months after weigh gain
When does ghrelin levels increases?
With fasting
After a meal
With presence of fatty food in intestines
With high number of glucose in the blood
When does ghrelin levels increases?
(a)
When does ghrelin levels decreases?
With fasting
After a meal
With presence of fatty food in intestines
With high number of glucose in the blood
When does ghrelin levels decreases?
(a)
Ghrelin ______ inhibit feeding.
Hormones
Inhibitor
Antagonist
Agonist
Fixator
What does ghrelin antagonist does?
(a)
Ghrelin (a) inhibit feeding.
What does ghrelin injection do in humans?
(a)
What does ghrelin injection do in humans?
Cause weight loss
Cause weight gain
Cause satiety
Increase food imagery
Increase food intake
What surgical procedure reduces ghrelin levels?
(a)
What surgical procedure reduces ghrelin levels?
Liposuction
Gastric sleeve
Leptin
Gastric bypass
CCK
What short-term hormone is released when fatty food are present in the intestine?
(a)
What short-term hormone is released when fatty food are present in the intestine?
Insulin
Ghrelin
Cholecystokinin
Leptin
PYY
What does CCK (cholecystokinin) causes?
Satiety
Hunger
What does CCK (cholecystokinin) causes?
(a)
When is insulin released?
(a)
What releases insulin?
Intestine
Stomach
Pituitary gland
Pancreas
Hypothalamus
What is the role of Insulin?
(a)
What theory suggests that low glucose levels trigger eating?
(a)
What does glucostatic theory suggests?
(a)
Large injections of insulin causes _________ and _______. Where glucose is stored and allows non-cells to use them.
(a)
What does large injection of insulin causes?
Hypoglycemia
Hyperglycemia
Glucodeprivation
Cholecystokinin
Ghrelin release
Insulin promotes ______ but in excess may cause _____ which stimulate ________.
(a)
What releases leptin?
Intestine
Stomach
Pituitary gland
Nourished fat cells
Hypothalamus
Leptin is secreted by _________
Reports to the _______ about the extent of fat stores.
Nourished fat cells, pancreas
Pancreas, brain
Nourished fat cells, brain
Brain, nourished fat cells
Brain, pancreas
What does the leptin tell the brain?
(a)
In class what did the fat cells of OB mice not produce?
Ghrelin
Insulin
Cholecystokinin
Leptin
PYY
What does high level of leptin causes?
(a)
What does low level of leptin causes?
(a)
High levels of leptin provide _______.
Satiety
Hunger
Low levels of leptin provide _______.
Satiety
Hunger
Most feeding signals initially originates from the _________. These signals affect the metabolism and behavior via _______ and ________
(a)
With how many type of neurons does the arcuate nucleus interact?
1
2
3
4
5
What are the name of the two neurons the arcuate nucleus communicate with?
(a)
Which neurons the arcuate nucleus communicate with is a feeding stimulant?
(a)
Which neurons the arcuate nucleus communicate with is a feeding inhibitors?
(a)
The arcuate nucleus communicates with neurons that works as feeding stimulants, what activates these neurons?
(a)
The arcuate nucleus communicates with neurons that works as feeding stimulants, what activates these neurons?
Leptin
Ghrelin
PYY
α-MSH
Insulin
The arcuate nucleus communicates with neurons that works as feeding stimulants, what inhibits these neurons?
Leptin
Ghrelin
PYY
α-MSH
Insulin
The arcuate nucleus communicates with neurons that works as feeding stimulants, what inhibits these neurons?
(a)
The arcuate nucleus communicates with neurons that works as feeding inhibitor, what activates these neurons?
(a)
The arcuate nucleus communicates with neurons that works as feeding inhibitor, what activates these neurons?
(a)
The arcuate nucleus communicates with neurons that works as feeding inhibitor, what activates these neurons?
Leptin
Ghrelin
PYY
α-MSH
Insulin
The arcuate nucleus communicates with neurons that works as feeding inhibitor, what does these neurons release?
Leptin
Ghrelin
PYY
α-MSH
Insulin
The arcuate nucleus communicates with neurons that works as feeding inhibitor, what does these neurons release?
(a)
