How does nourishment of the zygote, embryo, and fetus differ?

What will be an ideal response?


Ans: The zygote absorbs secretion, digests uterine lining; The embryo is the stage when placenta forms, the placenta is a temporary organ that delivers nutrients by tapping into the mothers blood supply, it contains both maternal and fetal blood vessels to exchange/ absorb; Fetus stage-placenta is connected via umbilical cord. The umbilical cord is pipeline that delivers nutrients/oxygen from placenta to fetus and removes waste from the fetus

Nutritional Science

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Which three factors lead to vitamin B12 malabsorption?

What will be an ideal response?

Nutritional Science

Management roles in community nutrition are usually assumed by the: a. community nutritionist

b. public health nutritionist. c. community dietician. d. chief public dietician.

Nutritional Science

Which is a difference between proteins and carbohydrates and fats?

A. Proteins are macromolecules; carbohydrates and fats are not. B. Proteins are composed of monomers; carbohydrates and fats are not. C. Carbohydrates and fats contain carbon, hydrogen, and oxygen; proteins do not. D. Excess carbohydrates and fats are stored; excess proteins are not.

Nutritional Science

Vitamin E is carried to the liver and other tissues by

A. hemoglobin. B. retinol-binding proteins. C. albumin. D. lipoproteins.

Nutritional Science