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Which labeled blood cell is responsible for removing dead or damaged cells?

A.

Monocytes

B.

Lymphocytes

C.

Basophils

D.

Eosinophils

Answer and Explanation

The Correct Answer is D

A. Eosinophil: Eosinophils are involved in allergic reactions and parasitic infections, but they are not responsible for B and T cell functions.

B. Basophil: Basophils are involved in inflammatory responses, particularly releasing histamine, but do not include B or T cells.

C. Monocyte: Monocytes are large white blood cells that develop into macrophages but do not include B or T cells.

D. Lymphocyte: Lymphocytes are a subtype of white blood cells that include B cells (which produce antibodies) and T cells (which are involved in cell-mediated immunity), making this the correct answer.


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Related Questions

Correct Answer is C

Explanation

A. Expiratory reserve volume: This is included in the calculation of vital capacity (VC = TV + IRV + ERV).

B. Tidal volume: This is also included in vital capacity.

C. Residual volume: The residual volume is the air that remains in the lungs after a forced exhalation and is not part of the vital capacity.

D. Inspiratory reserve volume: This is included in the calculation of vital capacity.

Correct Answer is A

Explanation

A. Cystic duct: The cystic duct connects the gallbladder to the bile ducts and allows bile to flow into and out of the gallbladder.

B. Common hepatic duct: This duct carries bile from the liver but does not directly lead to the gallbladder.

C. Pancreatic duct: This duct transports digestive enzymes from the pancreas to the duodenum, not bile.

D. Left hepatic duct: This carries bile from the left side of the liver and eventually merges into the common bile duct, but it does not lead directly to the gallbladder.

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