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SSC CGL
mediumQ. No. 15042-where-are-red-blood-cells-rbcs-produced-in-adults

Where are red blood cells (RBCs) produced in adults?

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Where are red blood cells (RBCs) produced in adults? Questions may also test blood components, vitamins, glands, sense organs, communicable diseases, and deficiency disorders. Restate the question in your own words, predict the answer before checking the options, and confirm that the explanation and correct-option field both point to Red bone marrow.

ASpleen
BLiver
CRed bone marrow
DThymus
Correct Answer: Red bone marrowYour Answer: C

Explanation

Therefore option C, Red bone marrow, is factually consistent with the stem, the marked correct index, and the explanation.✅ Correct Answer: C — Red bone marrow Red bone marrow is found in flat bones (sternum, ribs, pelvis, skull, vertebrae) and the ends of long bones. ❌ Why other options are wrong: Spleen — In embryo/fetus, spleen produces RBCs but NOT in adults. Liver — Liver produces RBCs during fetal development (from 2nd to 7th month) but NOT in adults. Thymus — Thymus is where T-lymphocytes mature; it does NOT produce RBCs at any age. 📝 Important Note: Adult RBC production = Red Bone Marrow (Erythropoiesis). Fetal RBC production = Liver and Spleen. Destroyed in Spleen (adults).

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FAQ

SSC CGL Human Body FAQs

Common questions and clear answers for this topic.

Which body systems are most important for SSC CGL preparation?

The digestive, circulatory, nervous, and skeletal systems appear most frequently, along with sensory organs and basic endocrine functions.

How many bones are there in the human body, and is this commonly asked?

Yes, the human body has 206 bones, and questions about the largest, smallest, and total bone count appear fairly often.

What kind of blood-related questions come up in SSC CGL?

Questions usually cover blood group compatibility, the role of platelets in clotting, and basic facts about blood pressure and heart function.

Do I need detailed biochemistry knowledge for the human body section?

No, most questions focus on what each organ does and why, rather than the detailed biochemical processes behind it.

How can I retain human body facts more effectively for the exam?

Linking facts to real-life observations, like why pulse is checked at the wrist, makes them easier to recall than memorizing textbook lines.

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Where are red blood cells... | SSC CGL Human Body MCQ | Exambodh