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Circulatory System

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Circulatory System

PrepBank · পাতা / · ১০১১০৮ / ১০৮

১০১.
The inferior thyroid vein drains into-
  1. Left brachiocephalic vein
  2. Internal jugular vein
  3. External jugular vein
  4. Subclavian vein
১০২.
Which of these viscera is not supplied by branch of the celiac trunk?
  1. Liver
  2. Spleen
  3. Pancreas
  4. Adrenal gland
১০৩.
Which is not a branch of the first part of the subclavian artery?
  1. Vertebral artery
  2. Internal mammary artery
  3. Costocervical trunk
  4. Thyrocervical trunk
১০৪.
Location of windowed capillaries
  1. ক) Liver
  2. খ) Spleen
  3. গ) Anterior pituitary
  4. ঘ) Choroid plexus
১০৫.
Which capillaries allow cells and plasma proteins to enter or leave their lumen?
  1. ক) Continuous
  2. খ) Fenestrated
  3. গ) Sinusoidal
  4. ঘ) Anastomotic
ব্যাখ্যা
Sinusoidal capillaries have some gaps between the adjacent endothelial cells (and a thin or absent basement membrane). The gaps are large enough for plasma proteins and some cells to pass through.
১০৬.
The medial umbilical ligament is a remnant of-
  1. Umbilical vein
  2. Ductus arteriosus
  3. Umbilical artery
  4. Ductus venosus
১০৭.
Portal vein receives venous blood from all of the followings, except-
  1. Rectum
  2. Liver
  3. Gall bladder
  4. Abdominal part of esophagus
ব্যাখ্যা
*** Portal vein does not drain venous blood from the liver, rather it gives right and left branch for the two lobes of liver and supplies the hepatic parenchyma. It is the chief source of blood supply to the liver. 

১০৮.
The ligamentum venosum in adults is a remnant of-
  1. Ductus venosus
  2. Umbilical vein
  3. Urachus
  4. Umbilical artery