Zoology - Body Fluids and Circulation Question with Solution | TestHub
ZoologyBody Fluids and CirculationHuman Circulatory SystemEasy2 minPYQ_2020
ZoologyEasysingle choice
A vein possesses a large lumen because
Options:
Answer:
D
Solution:
The wall of blood vessels is made up of tunica externa, tunica media, and tunica interna. Veins have a larger lumen when compared to the arteries. The middle layer i.e., tunica media is a dense network of circular, smooth muscles with elastic fibres found in arteries. It is comparatively very thin in veins.
Stream:NTA_ABHYAS_NEETSubject:ZoologyTopic:Body Fluids and CirculationSubtopic:Human Circulatory System
⏱ 2mℹ️ Source: PYQ_2020
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