What This Video Will Do to Your Friends' Brains

The video discusses how brain activity can reflect social connections, as shown in a study where friends had similar brain scans while watching videos. It also covers research on mosquitoes, showing that they can be trained to avoid human scents by associating them with negative experiences. This research could help in controlling mosquito-borne diseases.

What is the term used to describe the tendency to like people with similar interests?

• Empathy

• Affinity

• Sympathy

• Homophily

How did researchers map out the social network in the study?

• By analyzing social media interactions

• By conducting interviews

• By using online surveys

• By mapping friendships among grad students

What did the study find about the relationship between brain scans and social connections?

• Brain scans are unreliable for social studies

• Brain scans only show individual preferences

• Brain scans are unrelated to social connections

• Brain scans can predict social connections

What did researchers use to alter mosquitoes' attraction to human scent?

• Ultrasonic waves

• Light signals

• Chemical repellents

• Mechanical shocks and vibrations

What role does dopamine play in mosquito behavior?

• It affects their lifespan

• It influences their learning and smell processing

• It controls their flight patterns

• It enhances their vision