¿Las medusas tienen cerebro?

The video explores the concept of brains in animals, focusing on jellyfish. Unlike beetles, jellyfish do not have a centralized brain. Instead, they possess a nerve network spread throughout their body, enabling them to navigate and find food. This simple nerve network is sufficient for jellyfish to interact with their environment.

Where is a beetle's brain located?

• In its abdomen

• In its legs

• In its wings

• In its head

What do jellyfish have instead of a brain?

• A nerve network

• A heart

• A spinal cord

• A central nervous system

How is the jellyfish's nerve network distributed?

• Only in the central disc

• Located in the tentacles

• Spread throughout the body

• Concentrated in the head

What allows jellyfish to sense their environment?

• Their fins

• Their tentacles

• Their nerve network

• Their eyes

What is the primary function of the jellyfish's nerve network?

• To enable them to climb

• To allow them to feel their underwater world

• To let them dig into the sand

• To help them fly