The Science of Kissing

What makes human lips unique in the animal world?

• They are softer.

• They are larger than other animals.

• They are inverted or exposed outward.

• They are more colorful.

Which hormone is released during breastfeeding that promotes bonding?

• Adrenaline

• Dopamine

• Serotonin

• Oxytocin

What was kissing referred to in ancient Vedic texts?

• A touch

• A whisper

• A sniff or a smell

• A taste

Which neurotransmitter is associated with the feeling of novelty during a first kiss?

• Endorphins

• Oxytocin

• Serotonin

• Dopamine

Why might people close their eyes when they kiss?

• To enhance the smell

• To avoid distraction

• To focus on the sensation

• Because their pupils dilate

In surveys, who rates kissing as more important in relationships?

• Men

• Women

• Teenagers

• Elderly

What historical practice involved sealing a contract with a kiss?

• Medieval marriage contracts

• Roman property agreements

• Egyptian trade deals

• Ancient Greek treaties

What is a common reason people remember their first kiss more vividly than their first sexual experience?

• It is less common

• It involves more senses

• It is more intimate

• It is more public

Which of the following is NOT a term used for kissing?

• Osculation

• Snogging

• Pecking

• Hugging

What is a potential evolutionary reason for kissing?

• To communicate silently

• To mark territory

• To show dominance

• To test genetic compatibility