After reading the following options, the correct one is the third option, PET scans will use tracers to inject in a vein in someone's arm. Then, the organs as well as tissues will absorb the tracer. This information makes the third option correct because PET scans mostly work with your tissues to see if there are any diseases someone may have in their body.
Hope I helped! :)
Peaculiar
Answer:
Central Nervous System.
Explanation:
The neurons travel into the spinal cord via the dorsal roots. Dorsal roots and ventral roots come together and exit the intervertebral foramina as they become spinal nerves.
Is a disorder that affects your lower GI (gastrointestinal) tract
Jogging around a track for 30 mins :)
