1 Add 10 drops of Benedicts solution to each test tube. 2  Place the test tubes in the hot-water bath. Heat the test tubes for 3 to 5 minutes, or until the indicator changes color, if it changes color.  With a test tube holder, remove the tubes from the hot-water bath and place them back in the test tube rack.
Prostate Ultrasound. Prostate Ultrasound. Definition. A prostate ultrasound is a diagnostic test used to detect potential problems with a man's prostate. An ultrasound test uses very high frequency sound waves that are passed through the body. The pattern of reflected sound waves, or echoes, shows the outline of the prostate.
Transvaginal Ultrasound is an examination of the female pelvis and urogenital tract (kidneys and bladder). It helps to see if there is any abnormality in your uterus (or womb), cervix (the neck of the womb), endometrium (lining of the womb), fallopian tubes, ovaries, bladder and the pelvic cavity.