All of the following are true of ultrasonography EXCEPT:
a. Ultrasonography provides a more definitive type of picture than x-rays.
b. Ultrasonography uses sound waves bounced off the desired structure to form a picture of the organ.
c. Ultrasonography is potentially less damaging than x-rays.
d. Ultrasonography cannot be used during pregnancy because of the embryo's developing eardrums.
Question 2
What is a diagnostic x-ray?
a. Naturally occurring low-level radiation in the body
b. An advanced form of x-ray
c. A flat or two-dimensional picture of a particular body part
d. A useful tool for looking at soft tissue
true story
Doppler ultrasonography.
Adapoids and omomyoids had longer snouts and are the first “true” primates.
Which is TRUE about the alternation of generations cycle that is diagramed above?
True Dover Sole
Midsagittal section indicating locations of true and false pelves