Answer:
The correct answer is - Changing PRF.
Explanation:
Pulsed wave Doppler uses the principle of Doppler effect that objects that move changes the characteristic of sound waves. It is creates images by sending the short and quick pulses of the sound, it helps in the determining the velocity of blood in a exact time and location.
PRF or pulse repetition frequencies, is a Doppler sampling frequency that can affect the acoustic exposure of the scanning. PRF is measured in KHz.
Thus, the correct answer is - changing PRF.
Answer:
C
Explanation:
People who are addicted to drugs often cause withdrawal symptoms while trying to quit, this causes the addict to simply start using the dtug again.
Answer:
Summarizing or critiquing a journal article is a common assignment for a student completing a course in psychology, regardless of the level. It is an important skill to master early on, as it will be encountered repeatedly. If you continue in the field of psychology, this skill will enhance your own research abilities, helping you tell the good research from the bad. Sometimes you'll be asked to summarize an article so that you have a condensed version of the details of the piece; more often, a summary will require you to also make some form of critique.
A. Depressants because Depressants are drugs that are capable of interfering with the normal functioning of the central nervous system, leading to decreased brain activity. In people who consume depressants symptoms such as: Drowsiness, Lack of attention, Confusion, Dizziness, Slowness to process information, Decreased mobility, etc. Other effects caused by the consumption and abuse of these substances are: Fatigue, Depression, Sleep disorders, Sexual dysfunction, and even memory disorders.
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