The process of RBC creation is called ______________1____________________. It is initiated by the release of the hormone __________2_______ by the _________3__________ which sit on top of the kidney.

RBC's carry oxygen that they receive from the alveoli of the lungs. Oxygen binds to ___4___ in a molecule of specially made 4-ribbon protein called ______5_______ because it has an affinity for this molecule when it is in its ferrous++ state.

Anemia can be caused by different factors. One is the inability of the ____________6___________ to transform stem cells to erythroblasts. Another is the lack of iron in the diet. A severely menstruating female vegetarian will need to__________7_______________.

In the villi, carbohydrates, proteins and fats that have been digested to _____8_____, _______9_______and _____10_______ are small enough now to be __________11__________ into the bloodstream.

a lack of vitamin K may reduce the body's ability to clot, making the hard work of the __________12______ in the blood ineffective.

Honors:
Explain the physiology of the inner villus space.

Utilize the difference between absorption and secretion as you describe the extrinsic and intrinsic pathways.