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1.

What happens to your abdominal muscles when you laugh?

They relax completely

They contract rapidly

They become weak and achy

They have no effect on your breathing.
2.
How does laughter affect your breathing patterns?

It decreases the pressure in your chest cavity

It causes you to hold your breath

It increases the pressure in your chest cavity

It has no effect on your breathing
3.
What do scientists believe is the purpose of laughter in primates

To signal aggressive intent

To communicate during play

To express fear and confusion

To attract mates
4.
According to the video, why is laughter contagious?

It triggers the release of endorphins in the brain

It activates key regions in the brain associated with emotions

It is a way to show dominance in social groups

It is a form of communication between individuals
5.
How does human laughter differ from the play vocalization of most animals?

Human laughter is generally quieter

Human laughter is produced in speech-like pathways in the brain

Human laughter is only used during play

Human laughter does not serve a social function
6.
What are the potential benefits of laughter mentioned in the video?

Improved cardiovascular health

Increased levels of stress hormones

Stronger bonds between individuals

Complete relaxation of the abdominal muscles
7.
According to the video, when can babies start laughing?

Before they can speak

After they turn one year old

When they reach a certain level of cognitive development

Only when they are tickled.

answer all 7 questions

1 answer

Here are the answers to your questions based on common knowledge surrounding laughter and its effects:

  1. What happens to your abdominal muscles when you laugh?
    Answer: They contract rapidly.

  2. How does laughter affect your breathing patterns?
    Answer: It decreases the pressure in your chest cavity.

  3. What do scientists believe is the purpose of laughter in primates?
    Answer: To communicate during play.

  4. According to the video, why is laughter contagious?
    Answer: It activates key regions in the brain associated with emotions.

  5. How does human laughter differ from the play vocalization of most animals?
    Answer: Human laughter is produced in speech-like pathways in the brain.

  6. What are the potential benefits of laughter mentioned in the video?
    Answer: Improved cardiovascular health, stronger bonds between individuals.

  7. According to the video, when can babies start laughing?
    Answer: Before they can speak.

Feel free to ask if you need more detailed explanations or further information!