The kidneys play a role in the synthesis of vitamin D, which means they will alsoMultiple Choiceaid in the production of antibodies to help fight infections.help regulate the development and growth of bone cells.play a role in the homeostasis of calcium.play a role in the synthesis of vitamin C and E, as well.

Select all of the ways in which the kidneys assist other body systems.Multiple select question.Regulate calcium ions in the bloodProduce erythropoietin to stimulate blood cell productionConvert vitamin D to its active form needed for calcium absorption by the digestive tractRegulate the sodium ions and potassium ions for nerve conductionStimulate the respiratory center to remove carbon dioxide from the blood

What is the role of vitamin D in bone development?Multiple ChoiceVitamin D decreases calcium absorption from the small intestine and thus breaks down bone matrix.Vitamin D increases osteoclastic activity and thus breaks down bone matrix.Vitamin D increases calcium absorption from the small intestine which is used to build bone matrix.

Which of the following are functions of vitamin D in the body? Check all that apply.Check All That ApplyMaintenance of epithelial tissuesMaintenance of epithelial tissuesAbsorption of calcium and phosphorusAbsorption of calcium and phosphorusMaintenance of normal blood calciumMaintenance of normal blood calciumSynthesis of red blood cellsSynthesis of red blood cellsProduction and maintenance of healthy bonesProduction and maintenance of healthy bones

The kidneys help regulate water and the pH of the blood.Group of answer choicesTrueFalse

What roles does vitamin A play in the body?Multiple select question.