General
TRUE/FALSE The vessel walls in the IVC are thicker when comparted to the arterial wall
False - they are thinner
The IVC is on the _____ side of the spinal column
right
The IVC carries _______ blood into the right atrium of the heart
deoxygenated
The IVC is typically around ________ cm
2.5 cm
The IVC is ________ to the liver and intestines
posterior
The venous network is a (high/low) pressure system
low
Compared to surrounding vasculature, the IVC is more ________ as it courses superiorly
posterior
The IVC and other veins have _______ to prevent backflow.
Valves
The IVC _______ in size with inspiration and _________ in size with expiration
increases, decreases
The hepatic veins _______ as they course towards the IVC.
The IVC has a ________ wall and a __________ center lumen.
Hyperechoic, anechoic
The IVC empties into the _____ _____ of the heart.
Right atrium
A _________ hematocrit may represent venous bleeding
decreased
During _________ the valves of the IVC and tributaries close
diastole
The IVC is formed by the union of the ____ and ____ _____________
Left and right common iliac veins
Vessel walls are filled with lots of ________ to provide elasticity.
collagen
Intrahepatic portion of the IVC is seen by using the _______ as an acoustic window
liver
The momentum of blood during ________ forces the valves open.
systole
There are two main reasons to evaluate the IVC and tributaries, name one of the reasons:
1) tumor
2) thrombus invasion
The ________ is posterior to the SMA and anterior to the aorta.
Left renal vein
DAILY DOUBLE: Name the four sections of the IVC
Hepatic, prerenal, renal, and postrenal
The IVC is anterior to the ___ ___ of the diaphragm.
right crus
Blood moves forward in the IVC due to two specific reasons. Name one.
1) The momentum of blood during systole
2) decrease in thoracic pressure which pulls the blood into the Rt atrium.
There are a few normal variants of the IVC; name one.
1)Double IVC, 2) a portion may be absent, 3) the IVC location may vary, 4) Sometimes other tributaries go into other portions
The left _______ vein drains into the left renal vein where its right counterpart drains directly into the IVC
Lt gonadal vein