Nutrition Study guides, Class notes & Summaries

Energy from Starch (cho) are absorbed as __________ by monogastrics (excluding horses) and as _____________ by ruminants and horses a.Monogastrics = VFA; Ruminants = Glucose b.Monogastrics = Glucose; Ruminants = Glucose c.Monogastrics = VFA; Ruminants = VFA d.Monogastrics = Glucose; Ruminants = VFA - ***d.Monogastrics = Glucose; Ruminants = VFA what statement is correct for absorption of end-products from digestion or fermentation in a ruminant animal? a.Rumen = monosaccharides, SI = m...

Placebo ** Fake treatment, such as a sham pill, injection, or medical procedure Healthy Diet and Consistent Exercise - This form of practice has been shown to treat and prevent the onset of many chronic diseases Unhealthy diet and infrequent exercise - Are risk factors for the development of chronic diseases Leading Cause of Death in the U.S Most are largely influenced by: - Poor diet - Excessive energy intake - Inadequate physical activity Nutrition The science of food; the nutrients...

In which of the following organs is vitamin C NOT stored in abundant amounts? a. eyes b. white blood cells c. adrenal/pituitary glands d. brain e. adipose tissue e. adipose tissue Which is not a sign of scurvy? a. joint pain b. sublingual hemorrhages c. depression d. small blood vessel rupture e. corkscrew hairs c. depression Which of the following is not a function of vitamin C? a. antioxidant b. hydroxylator c. enhances nonheme iron absorption d. resistance to infection/stres...

How many calorie's a day do boys require? - ***of 2.800 calories/day How many calorie's a day do girls require? - ***of 2,200 calories/day What are Nutrients? - ***energy sources; a substance that provides nourishment; essential for growth What are Carbohydrates? - ***body's main fuel What are Fats? - ***build cell membranes, insulation, energy 3 Marco Nutierents are ? - ***Carbohydrates , Fats & Proteins 3 Micro Nutierents are ? - ***Vitamins , Minerals & Water What Is Carbohydrates? ...

What do Nutrients do for the Body? - ***Fuel your energy, repair itself, maintain bodily function, and help you grow. What are the essential nutrients? - ***Water, fat, carbs, vitamins, protein, minerals What are the different functions of water? - ***carries nutrients, regulates body temp. Basic sources for carbs - ***pasta, bread Functions of Fiber - ***reduces risk of diseases; heart disease, diabetes, cancer main functions of fat in the body - ***provide for growth, enhance taste, car...

Vitamin A - ***Supports vision and immune function; found in liver and carrots; deficiency leads to night blindness. Vitamin C - ***Acts as an antioxidant, aids in collagen synthesis; abundant in citrus fruits and bell peppers; deficiency causes scurvy. Biotin - ***Essential for fat and amino acid metabolism; sources include nuts and eggs; deficiency results in hair loss and skin issues. Folate - ***Critical for DNA synthesis and cell division; present in leafy greens and legumes; defic...

What is the difference between a vitamin and a mineral? Minerals are inorganic substances that the body cannot manufacture but act as catalysts, while vitamins are compounds that help regulate many body processes. mineral functions maintain skeletal structure vitamin function helps to fight infection, wound healing, making our bones strong and regulating hormones. Fat soluble vitamins A, D, E, K water soluble vitamins B and C which vitamins are stored by the body A, D, E, K where a...

Carbohydrate (CHO) Digestion Started by salivary and pancreatic amylase and finished by brush border of the small intestine what % of dietary starch passes into the colon in an unabsorbed state Normally, only 10% Enterocytes responsible for what? Enterocytes responsible for production of the disaccharidases, including lactase Enterocytes: when do you see a higher rate of functioning? Higher rate of production in childhood to support the breastfeeding infant Lactose = glucose + galactose...

Deficiency signs of Vitamin B1: - ***increased blood pyruvate and lactate -Beriberi in humans (Enlargement of heart, numbness of extremities, edema of feet and legs, paralytic symptoms) -Polyneuritis in chicks (retraction of head) Function of Vitamin B2 (Riboflavin) - ***Component of coenzymes FAD(H2) and FMN(H2) (redox cofactors) Deficiency signs of B2 - ***Paralysis (often with curled-toes and leg-sprawling) in chicks and reduced growth rate Function of vitamin B3 (Niacin) - ***Com...

What is an essential fatty acid? - ***polyunsaturated fats (omega 3s + omega 6s) must be provided from foods, the body cannot produce them independently What are some food sources of Omega-3's? - ***fish, fish oils, caviar, flax seeds, walnuts, chia seeds What are the differences between HDL and LDL cholesterol? Which do we want to decrease? How can we do this with lifestyle or diet factors? - ***HDL: high density lipoproteins LDL: low density lipoproteins--want to decrease (eat heart-he...