On a computer, the radiologist will watch the progress of the radioactive tracer through your body. In some cases, you might need additional imaging within 24 hours if original images aren't satisfactory. After the procedure. In most cases, you can go about your day after your scan. The small amount of radioactive tracer will lose its reactivity or pass through your urine and stool over the next day or two.
Amniotic Fluid Origin and Production. The fluid is produced by the motherâs placenta during the first trimester and the early part of the second trimester, until the babyâs kidneys are mature enough to take over the task.
Cerebrospinal fluid secretion by the choroid plexus. Damkier HH, Brown PD, Praetorius J. The choroid plexus epithelium is a cuboidal cell monolayer, which produces the majority of the cerebrospinal fluid. The concerted action of a variety of integral membrane proteins mediates the transepithelial movement of solutes and water across the epithelium.