Which portion of the hepatic vein waveform correlates with atrial contraction?

A normal abdominal aorta should measure less than _________ cm. 

If the sonographer wanted to image the left portal vein from this image, how would they manipulate the transducer?  

What is the specific tumor called for the location of Cholangiocarcinoma located at the junction of the right and left hepatic ducts/ hepatic hilum, causing intrahepatic ductal dilatation?

Slides 1.jpg  Identify each of the following protists.

Identify each protozoan below. PROTOZOANS.png

slide 4.jpg Identify the protist found in each of these blood samples. 

Algae is a protists that can be found in 3 colors depending on the pigment that is present. Phycobilins produce red algae. Chlorophyll produces green algae and fucoxanthin produces brown algae. Match the following algae to its proper category.

JAR 1.jpg Identify the following algae. 

The following waveform was taken in the distal aorta.  Which pathology would this indicate?   If hard to read: Here are the numbers PS 13.2 cm/sec ED 6.8 cm/sec RI  .41 Acceleration Time .26 seconds