Nutrition, Digestion and Metabolism - One Line Questions

1. Which gland produces thyroid hormones that regulate metabolic rate? — Thyroid gland
2. Pancreatic lipase breaks down fats into: — Fatty acids and glycerol
3. The stomach secretes hydrochloric acid (HCl) and which enzyme to digest proteins? — Pepsinogen
4. A deficiency in Iodine can lead to: — Goiter
5. What is the primary function of Vitamin C in the body? — Collagen synthesis and antioxidant activity
6. Anabolic processes are involved in: — Building up complex molecules from simpler ones
7. What is the primary role of carbohydrates in the diet? — Providing a source of energy
8. Which mineral is vital for oxygen transport in the blood? — Iron
9. Ketone bodies are produced during prolonged fasting or starvation when the body relies heavily on: — Fat metabolism
10. Which type of nutrient provides the most concentrated source of energy per gram? — Fats
11. Undigested material and water are processed in the large intestine to form: — Feces
12. What is the main function of the large intestine? — Absorption of water and electrolytes, formation of feces
13. The hormone secretin, released by the small intestine, stimulates the pancreas to release: — Bicarbonate ions
14. What are essential fatty acids, and why are they important? — Fats the body cannot synthesize, crucial for cell membranes and hormone production
15. Which hormone plays a key role in regulating blood glucose levels by promoting glucose uptake by cells? — Insulin
16. What is the primary energy currency of the cell? — ATP (Adenosine Triphosphate)
17. Excess amino acids in the body are primarily converted into: — Urea
18. Which metabolic pathway breaks down glucose to produce ATP? — Glycolysis
19. What is the process of breaking down glycogen into glucose? — Glycogenolysis
20. What is the process of converting glucose into glycogen for storage? — Glycogenesis
21. The process of converting non-carbohydrate sources (like amino acids and glycerol) into glucose is called: — Gluconeogenesis
22. Which mineral is essential for maintaining fluid balance and nerve impulse transmission? — Sodium
23. Which organ is responsible for detoxifying harmful substances and metabolizing drugs? — Liver
24. What is the final product of aerobic respiration in terms of energy? — ATP and heat
25. The process of breaking down fats into fatty acids and glycerol is known as: — Lipolysis
26. Bile is stored and concentrated in which organ before being released into the small intestine? — Gallbladder
27. What is the process by which food is broken down into simpler substances that can be absorbed by the body? — Digestion
28. Which organ produces bile, which aids in fat digestion? — Liver
29. What enzyme, found in saliva, begins the breakdown of starch? — Amylase
30. The muscular contractions that move food through the digestive tract are called: — Peristalsis
31. What is the role of the pancreas in digestion? — Secrete digestive enzymes and bicarbonate ions
32. What is the primary role of adipose tissue in metabolism? — Storing energy in the form of fat
33. What substance is primarily absorbed in the stomach? — Water and alcohol
34. In the small intestine, pancreatic amylase continues the digestion of: — Carbohydrates
35. What is the main function of dietary fiber? — Aid in digestion and prevent constipation
36. Deficiency of Vitamin A can lead to: — Night blindness
37. Where does the digestion of carbohydrates primarily begin? — Mouth
38. What is the primary site for the absorption of digested nutrients? — Small intestine
39. Catabolic processes are involved in: — Breaking down complex molecules into simpler ones and releasing energy
40. What is metabolism? — The sum of all chemical processes that occur in an organism
41. What is the Basal Metabolic Rate (BMR)? — The minimum energy required to maintain vital bodily functions at rest
42. What is the role of enzymes in digestion? — To speed up the breakdown of food molecules
43. What is the role of glucagon in metabolism? — To increase blood glucose levels by stimulating glycogen breakdown
44. What is the function of villi and microvilli in the small intestine? — To increase the surface area for nutrient absorption
45. Which enzyme, secreted by the stomach, begins protein digestion? — Pepsin
46. Which vitamin is crucial for calcium absorption and bone health? — Vitamin D
47. Which vitamin is essential for blood clotting? — Vitamin K
48. Which of the following is a water-soluble vitamin? — Vitamin B6
49. Which of the following is a fat-soluble vitamin? — Vitamin E
50. Which of the following is a macronutrient essential for energy, growth, and repair of tissues? — Proteins
All One Line Questions
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