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The recycled remnant of the heme group is what makes: Mark all that apply.

When a hemoglobin molecule is recycled by spleen macrophages, what happens to the iron?

Inside the spleen, what sort of cell recycles worn-out red blood cells?

Most of the elemental iron found in the human body is stored in the:

What is the primary metal ion catalyst in a catalytic converter?

Pictured is a venous blood sample of a heavy smoker. What gas is responsible for the color?

Carbon monoxide is a common by-product of burning fossil fuels: gasoline, diesel, and natural gas).

Which blood samples indicated are rich in oxyhemoglobin?

A patient presents with widespread musculoskeletal pain, fatigue, and sleep disturbances, reporting heightened sensitivity to pain with no underlying inflammation. Which of the following is most consistent with a diagnosis of fibromyalgia?  

Jane is a 17 year old girl who presents for fatigue with intermittent abdominal bloating and cramps over the past few months, She has noticed pale stools and a NEW onset of intermittent diarrhea and correlates with food intake but no diary obtained. She is concerned  about her abdominal bloating and gas.  She has a lost 10lbs over the past 2 months without dieting. PMH: Type 1 diabetes mellitus [autoimmune diabetes], but is adherent to treatment and within treatment goal Meds: She is sexually active, and takes oral contraceptives. Which of the following are the priority in the diagnosis and management of Jane with her history?