What is the oxygen-carrying protein of muscle cells?
a. Transferrin b. Myoglobin
c. Hemoglobin d. Cytochrome
b
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AS is a 54 year old business man who has a family history of lung cancer. AS started smoking at 15; years later, he got what he thought was a very bad cold that lasted for a week, started experiencing pain in his tongue, and was given ibuprofen for pain. He then noticed white sores that were getting bigger in his oral cavity near the tongue. He started feeling generally lousy and was unable to
eat due to severe pain, and lost 30 lbs in a month. AS went to the clinic, where they did a biopsy that revealed squamous cell cancer of the tongue. AS has undergone radiation therapy (RT) and surgery to remove the cancer and a restorative surgery was scheduled. Due to RT, AS has developed mucositis and xerostomia in his oral cavity. All his nodes that were sent to the laboratory tested negative for metastasis, and no further RT was needed. The surgeons felt confident that they had removed all the cancer. HT: 5`11" UBW: 165 lbs WT: 135 lbs Meds: Corticosteroids and antineoplastic (dexamethasone) to reduce inflammation, K depletion, Na retention; and morphine for pain. Given AS's weight loss, what would his MD likely diagnose him with? a. failure to thrive b. anorexia nervosa c. mildly underweight d. moderately underweight e. cancer cachexia
The lymphatic system ____.?
A) ?carries fats away from the intestines and fluids towards the heart B) ?contains a fluid with a composition similar to pancreatic fluid C) ?circulates lymph via a one-way pump situated near the subclavian vein D) ?transports both fat-soluble and water-soluble vitamins to the vascular system
The edema in children with kwashiorkor is the result of fluid leaking into
A. the bloodstream from body tissues because of decreased cellular proteins. B. body tissues from the bloodstream because of decreased blood protein levels. C. body tissues from the bloodstream because of decreased energy levels. D. the bloodstream from body tissues because of decreased energy.
Current recommendations call for _____ of total calories from fat
a. 20-35% b. 35-40% c. 40-50% d. <30% e. No specific percentage