Neurobiology Of Appetite Regulation
Self-test for Neurobiology of Appetite Regulation (Week 111)
- 1.The arcuate nucleus is located in the
- A.
Amygdala
- B.
Brainstem
- C.
Frontal Cortex
- D.
Hypothalamus
- E.
Ventral Tegmental Area
- 2.Hyperphagia is
- A.
Intake of calorie-rich foods
- B.
Low appetite and mood
- C.
Abnormally slow digestion
- D.
Excessive food intake and hunger
- E.
A giant man-eating virus. From outer space.
- 3.Which region of the hypothalamus, when lesioned, produces hyperphagia
- A.
Arcuate nuclues
- B.
Lateral
- C.
Ventromedial
- D.
Posterior
- E.
Dorsomedial
- 4.Which region of the hypothalamus, when lesioned, produces a reduction in "setpoint".
- A.
Arcuate nucleus
- B.
Lateral
- C.
Ventromedial
- D.
Posterior
- E.
Dorsomedial
- 5.Which of the following is an adipostat
- A.
Choleocystokinin
- B.
Ghrelin
- C.
Insulin
- D.
Leptin
- E.
Serotonin
- 6.Which of the following is produced by the Ob gene on human chromosome 7
- A.
Choleocystokinin
- B.
Ghrelin
- C.
Insulin
- D.
Leptin
- E.
Serotonin
- 7.A major source of leptin in the body
- A.
Adipose tissue
- B.
Amygdala
- C.
Lateral hypothalamus
- D.
Small intestine
- E.
Ventromedial hypothalamus
- 8.In normal healthy individuals the amount of circulating leptin is directly proportional to
- A.
Blood sugar
- B.
Body fat
- C.
Food intake
- D.
Rate of digestion
- E.
Satiety status
- 9.In most obese people, leptin levels are
- A.
Zero
- B.
Lower than normal (but some leptin is present)
- C.
Normal
- D.
Elevated
- 10.However, there are cases of obesity associated with very low leptin levels. What might a cause of that be?
- A.
Autoimmunity against leptin
- B.
Genetic deficiency
- C.
Insufficient absorption of leptin precursors in the diet
- D.
Insufficient intake of leptin precursors in the diet
- E.
Hypermetabolism of leptin
- 11.Peptides which inhibit feeding are called
- 12.Examples of anorexigenic peptides
- A.
Agouti-related peptide (AgRP)
- B.
Alpha-melanocyte stimulating hormone (alpha-MSH)
- C.
Cocaine and amphetamine related transcript (CART)
- D.
Neuropeptide Y (NPY)
- E.
Platelet Derived Growth Factor (PDGF)
- 13.Examples of orexigenic peptides
- A.
Agouti related peptide (AgRP)
- B.
Alpha-melanocyte stimulating hormone (alpha-MSH)
- C.
Cocaine and Amphetamine Related Transcript
- D.
Neuropeptide Y (NPY)
- E.
Platelet Derived Growth Factor (PDGF)
- 14.The Melanocortin receptor 4 (MCR4) is activated by
- A.
AgRP
- B.
Alpha-MSH
- C.
Ghrelin
- D.
Leptin
- E.
Serotonin
- 15.The melanocortin receptor 4 (MCR4) is blocked by
- A.
AgRP
- B.
Alpha-MSH
- C.
Ghrelin
- D.
Leptin
- E.
Serotonin
- 16.Stimulation of the ? nerve causes satiety
- 17.The vagus nerve is activated by
- A.
Chewing
- B.
Choleocystokinin
- C.
Leptin
- D.
Propiomelanocortin
- E.
Stomach distension
- 18.Ghrelin
- A.
Levels rise before meals, fall after meals
- B.
Levels rise after meals, fall before meals
- C.
Levels are not directly affected by food
- D.
Levels are reduced in obesity
- E.
Levels are increased in obesity
Related Topics
Featured Quizzes
Popular Topics
- Anatomy Quizzes
- Bacteria Quizzes
- Bio Quizzes
- Biological Evolution Quizzes
- Biology Exam Quizzes
- Biology Test Quizzes
- Cell Quizzes
- Cell Biology Quizzes
- Chapters Of Biology Quizzes
- Classical Conditioning Quizzes
- Conservation Biology Quizzes
- Enzyme Quizzes
- Eukaryote Quizzes
- Fungi Quizzes
- General Biology Quizzes
- Genetics Quizzes
- Immunology Quizzes
- Macromolecule Quizzes
- Marine Biology Quizzes
- Microbiology Quizzes
- Mitosis And Meiosis Quizzes
- Parasitology Quizzes
- Prokaryote Quizzes
- Protist And Fungi Quizzes
- Protozoa Quizzes
- Respiratory Quizzes
- Spine Quizzes
- Stem Cell Quizzes
- Taxonomy Quizzes
- Traits Quizzes
- Ultimate Biology Quizzes
- Virus Quizzes
Back to top