24 Questions
What is the general formula for carbohydrates?
CnH2nOn
Which type of sugar consists of single sugar subunits?
Monosaccharides
Which polysaccharide aids in digestion but cannot be broken down by enzymes?
Cellulose
What potential health issues can result from excessive intake of simple sugars like sucrose and glucose?
Cardiovascular issues, dental problems, obesity, type 2 diabetes
Which class of lipids serves as energy storage, structural components, and signaling molecules?
Triglycerides
Why should trans fats and saturated fats be limited in the diet?
Due to their negative impact on cardiovascular health
Disaccharides like sucrose and lactose have three sugar subunits.
False
Cellulose, a polysaccharide in plants, can be easily broken down by enzymes.
False
Excessive intake of simple sugars like sucrose and glucose can lead to dental problems.
True
Phospholipids are examples of lipids that serve as energy storage.
False
Trans fats and saturated fats have a positive impact on cardiovascular health.
False
Polysaccharides like starch and glycogen are composed of many glucose subunits.
True
Monosaccharides like glucose, fructose, ribose, and deoxyribose are single sugar subunits, important for ______ and hydrophilic properties.
energy
Disaccharides like sucrose and lactose consist of two sugar subunits, while polysaccharides like starch and glycogen have many ______ subunits.
glucose
Cellulose, a polysaccharide in plants, cannot be broken down by enzymes but aids in digestion and feeling full ______.
longer
Excessive intake of simple sugars like sucrose and glucose can lead to cardiovascular issues, dental problems, ______, and type 2 diabetes.
obesity
Lipids, including triglycerides, phospholipids, cholesterol, and prostaglandins, serve as energy storage, structural components, and ______ molecules.
signaling
Trans fats and saturated fats, common in animal products, should be limited in the diet due to their negative impact on cardiovascular ______.
health
Match the following types of carbohydrates with their descriptions:
Monosaccharides = Single sugar subunits important for energy and hydrophilic properties Disaccharides = Consist of two sugar subunits Polysaccharides = Have many glucose subunits and include starch and glycogen Cellulose = Cannot be broken down by enzymes but aids in digestion and feeling full longer
Match the following health issues with the excessive intake of simple sugars:
Cardiovascular issues = Result from excessive intake of sucrose and glucose Dental problems = Result from excessive intake of sucrose and glucose Obesity = Result from excessive intake of sucrose and glucose Type 2 diabetes = Result from excessive intake of sucrose and glucose
Match the following lipids with their functions:
Triglycerides = Serve as energy storage Phospholipids = Serve as structural components Cholesterol = Serve as signaling molecules Prostaglandins = Serve as signaling molecules
Match the following fats with their dietary recommendations:
Trans fats = Should be limited in the diet due to negative impact on cardiovascular health Saturated fats = Should be limited in the diet due to negative impact on cardiovascular health Unsaturated fats = Considered healthier alternatives for cardiovascular health Polyunsaturated fats = Considered healthier alternatives for cardiovascular health
Match the following lipid components with their roles:
Energy storage = Function served by triglycerides Structural components = Function served by phospholipids Signaling molecules = Functions served by cholesterol and prostaglandins Catalysts = Functions served by cholesterol and prostaglandins
Match the following lipid types with their sources:
Triglycerides = Found in various food sources like oils, nuts, and seeds Phospholipids = Abundant in cell membranes and egg yolks Cholesterol = Found in animal products like meat, eggs, and dairy Prostaglandins = Produced in the body from fatty acids
Study Notes
- Carbohydrates are biological molecules found in the body with the formula CnH2nOn, having twice the number of hydrogens as carbon and oxygen.
- Monosaccharides like glucose, fructose, ribose, and deoxyribose are single sugar subunits, important for energy and hydrophilic properties.
- Disaccharides like sucrose and lactose consist of two sugar subunits, while polysaccharides like starch and glycogen have many glucose subunits.
- Cellulose, a polysaccharide in plants, cannot be broken down by enzymes but aids in digestion and feeling full longer.
- Excessive intake of simple sugars like sucrose and glucose can lead to cardiovascular issues, dental problems, obesity, and type 2 diabetes.
- Lipids, including triglycerides, phospholipids, cholesterol, and prostaglandins, serve as energy storage, structural components, and signaling molecules.
- Trans fats and saturated fats, common in animal products, should be limited in the diet due to their negative impact on cardiovascular health.
Explore the role of carbohydrates like monosaccharides, disaccharides, and polysaccharides in the body, along with the functions of lipids such as triglycerides and cholesterol. Learn about the impact of excessive sugar intake and the importance of limiting trans fats and saturated fats.
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