R6: Murray Et Al 2006

Question 0

Activation of the right amygdala in TV violence is consistent with…

Answer 0

it’s recognized function of signaling threat in the external environment and revealed by animal and human studies of fear conditioning.

Question 1

Viewing TV violence selectively recruits a network of right hemisphere regions including:

Answer 1

• Precuneus
• posterior cingulate
• amygdala
• inferior parietal
• prefrontal and premotor Cortex
• involved in the regulation of emotion, arousal and attention, episodic memory encoding and retrieval, and motor programming.

Question 2

Pattern of results from fmri study suggests 5 things about TV violence viewing in children

Answer 2

a) emotionally avoiding
b) leads to an activation of a network of involved in attention, arousal and salience
c) recruited a phylogenetically old brain system involves in the detection of threat and fear in the environment
d) is accompanied by activation of limbic and neocortical systems likely to be involved in the episodic encoding and retrieval of the environmental context associated with such threat
e) is accompanied by activation of premotor regions possibly involved in the programming of motor plans