The enlarged portion of the thoracic duct is called the:
Lacteal
Hilum
Right lymphatic duct
Cisterna chyli
The Correct Answer is D
A. Lacteal is a lymphatic vessel located in the villi of the small intestine that absorbs fats, not the enlarged portion of the thoracic duct.
B. Hilum refers to the area on an organ where vessels, nerves, or ducts enter or leave, but it is not the enlarged portion of the thoracic duct.
C. The Right lymphatic duct is a separate duct that drains lymph from the right side of the body, not the enlarged portion of the thoracic duct.
D. Cisterna chyli is the enlarged, sac-like structure at the lower end of the thoracic duct, where lymph from the lower body and digestive organs (containing chyle) is collected before being transported into the thoracic duct.
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Related Questions
Correct Answer is C
Explanation
A. Plasma refers to the liquid component of blood, not tissue fluid.
B. Chyle is a specific type of lymph that is rich in fats, typically absorbed from the intestines, and not the general fluid that enters the lymphatic vessels.
C. Lymph is the correct answer. It is the fluid that forms when tissue fluid enters the lymphatic vessels. Lymph is derived from interstitial fluid and contains water, proteins, waste products, and immune cells.
D. Serum is the liquid portion of blood without clotting factors, but it is not related to the lymphatic system.
Correct Answer is ["B","C"]
Explanation
A. The pertussis vaccine (also known as the whooping cough vaccine) is a bacterial vaccine, not a viral vaccine. It is designed to protect against Bordetella pertussis bacteria.
B. The polio vaccine is a viral vaccine that protects against the poliovirus, which causes polio.
C. The Varicella MMR refers to a combination vaccine that includes varicella (chickenpox), measles, mumps, and rubella. This is a viral vaccine as it protects against viral infections.So, Polio vaccine and Varicella MMR are viral vaccines.
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