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Select all that applyWhat are functions of iron within the human body?Multiple select question.Hair growth and developmentImmune functionNeurotransmitter synthesisEnergy metabolism

Question

Select all that applyWhat are functions of iron within the human body?Multiple select question.Hair growth and developmentImmune functionNeurotransmitter synthesisEnergy metabolism

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Solution

Iron in the human body has several functions including:

  1. Immune Function: Iron plays a crucial role in the immune system. It is needed for the growth and differentiation of immune cells like lymphocytes and monocytes.

  2. Neurotransmitter Synthesis: Iron is involved in the production of neurotransmitters, which are chemicals that transmit signals in the nervous system.

  3. Energy Metabolism: Iron is a component of hemoglobin in red blood cells and myoglobin in muscle cells, both of which are involved in the transport and storage of oxygen. This is essential for energy production and metabolism.

However, iron does not directly contribute to hair growth and development. While iron deficiency can lead to hair loss, the role of iron in the body is not to promote hair growth and development.

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The primary function of iron is to _____.Multiple choice question.aid in oxygen transportationprovide energy to cellshelp with hair growthaid in growth and development

Select all that applyWhat factors increase iron's bioavailability?Multiple select question.Heme ironCalciumVitamin CMeat protein factor

Select all that applyWhat factors decrease iron's bioavailability?Multiple select question.Oxalic acidPhytic acidAscorbic acid

Select all that applyWhich of the following factors would decrease iron absorption? Multiple select question.Increased vitamin C intakePolyphenols in tea and coffeeReduced gastric acidityPregnancy

How is iron lost from the human body?Group of answer choicesIt is sloughed off in the skin.It is lost through blood loss.It is lost as we grow.It is lost in our hair.

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