Studies on the effects of smoking marijuana on the brain have shown that it is associated with
a) impaired short-term memory and increased blood flow to brain regions associated with emotion.
b) impaired long-term memory and decreased blood flow to brain regions associated with emotion.
c) impaired short-term memory and increased blood flow to brain regions associated with attention.
d) impaired long-term memory and decreased blood flow to brain regions associated with attention.
Question 2
Why is avoidance behavior so often maintained?
a) People do not want to overcome their fears.
b) Such behavior reduces the amount of fear a person experiences.
c) Friends and family members generally encourage it.
d) People fail to use safety behaviors.
Image of Brain Structures
Varenicline as a Treatment for Smoking
Effects of Spinal Cord and Autonomic System Damage
Common Adverse Effects of Corticosteroids
Cranial nerves and their target regions. (Sensory nerves are shown in blue; motor nerves, in red.)
Longitudinal Studies