Which two nutrients are necessary for synthesizing red blood cells?
Choose 2 answers.
Iron
Fiber
Magnesium
Calcium
Correct Answer : A,E
A. Iron is a critical component of hemoglobin, the molecule in red blood cells (RBCs) that carries oxygen. Without sufficient iron, the body cannot produce enough healthy RBCs, leading to anemia.
B. Fiber is important for digestive health but does not play a role in red blood cell synthesis.
C. Magnesium is involved in many biochemical processes but is not directly required for RBC synthesis.
D. Calcium is important for bone health and various cellular functions, but it is not directly involved in red blood cell production.
E. Folic acid (vitamin B9) is essential for DNA synthesis and cell division, both of which are crucial for the production of red blood cells in the bone marrow.
F. Potassium is vital for maintaining cellular function, especially in muscles and nerves, but it is not required for RBC synthesis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Cells that release histamine during the inflammatory response: These are mast cells, not phagocytic cells.
B. Cells in the immune system with four-part receptors shaped like a Y: This describes antibodies, specifically immunoglobulins, not phagocytic cells.
C. Cells in the immune system with two chains:This could refer to certain immune cells like T-cell receptors, but it does not specifically describe phagocytic cells.
D. Cells that eat pathogens and destroy them: Phagocytic cells, such as macrophages and neutrophils, engulf and digest pathogens as part of the immune response.
Correct Answer is B
Explanation
A. Calculi form in the kidney and potentially travel into the ureter: This describes nephrolithiasis (kidney stones), not glomerulonephritis.
B. Antigen-antibody complexes cause nephron dysfunction: Acute glomerulonephritis is characterized by the deposition of antigen-antibody complexes in the glomeruli, leading to inflammation and impaired kidney function. This can result from infections, autoimmune diseases, or other causes.
C. Bacteria invade and grow in the urethra: This describes a urinary tract infection (UTI), not glomerulonephritis.
D. The renal pelvis and interstitium become infected: This describes pyelonephritis, not glomerulonephritis.
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