Question

Explain about superior vena cava and inferior vena cava ​

Answer 1

$\huge{\pink{AnswEr:-}}$

superior vena cava

• It is located in the anterior right superior mediastinum

• This venacava drains to right atrium of the heart

• It is about 7 cm long and 2 cm wide

• It's main function is to carrying deoxygenated blood (blood from head, arms, and upper body) into heart

Inferior Vena cava

• It is located at the posterior abdominal wall on the right side of the aorta.

• It is also called as the largest vein of the human body.

• The size of this vein is 15 to 17 mm

• It's main function is to carry the venous blood from the lower limbs and abdominopelvic region to the heart.

Answer 2

$\huge{\pink {\underline {\underline {\sf{Superior \: Vena \: Cava }}}}}$

• Located in the anterior right superior mediasteum.

• It is a short vein .

• It returns deoxygenated blood from the upper part of the body to the heart .

• The azygos vein is another vein that drains into the superior vena cava.

$\huge{\blue {\underline {\underline {\sf{Inferior \: Vena \: Cava }}}}}$

• Located posterior to the abdominal cavity alongside to the right vertebral column.

• It is a long vein

• It returns deoxygenated blood from lower part of the body to the heart.

• On the right, the gonadal veins and suprarenal veins drain into the inferior vena cava directly. On the left, they drain into the renal vein which in turn drains into the inferior vena cava.