Two-year-old Ethan received a head injury at school. The doctor at the emergency room wanted to do an fMRI but decided against it. Why might an fMRI be inappropriate to conduct on Ethan?
a. His brain is still growing and this test will miss certain things.
b. Ethan is too low in weight to perform the scan with this machine.
c. Ethan is a toddler, and will likely not hold still for the scan.
d. Ethan has little synaptic activity to measure.
C. fMRI requires complete stillness, something rarely achieved in awake toddlers.
You might also like to view...
In surveys of the mental health of streetwalkers, researchers typically find which of the following?
A) Streetwalkers show high frequencies of abuse, assault, and symptoms of PTSD. B) Streetwalkers rarely show signs of mental illness or psychological distress. C) Although some streetwalkers show signs of mental distress, most negotiate their dealings with clients with few problems and leave the life when they have made enough money to support themselves. D) Streetwalkers typically show high job satisfaction and desire to continue their trade until they can no longer support themselves through sex work.
The most successful treatment for anorexia usually involves
What will be an ideal response?
Juan, a psychologist, is studying participants' perceptions of the attractiveness of several deodorants in a laboratory. However, as he conducts his study, people are cooking their lunches in the cafeteria nearby, and the smells of onions and fish are making their way into the laboratory. Juan should stop his experiment for the day because the odors of the food is most likely a
A. placebo. B. nocebo. C. control variable. D. confounding variable.
A large majority of people who access the Internet for sexual purposes do not appear to experience adverse consequences
Indicate whether the statement is true or false