The phrase "reptile brain" is grammatically correct and can be used in written English.
It refers to the primitive or instinctual part of the brain that is responsible for basic survival responses. Example: "Despite being a highly educated individual, John's actions were driven by his reptile brain in the face of danger, causing him to flee instead of facing the situation logically."
Victoria's Secret did nail my consumer reptile brain a couple of times.
All those warm, boy-scout, be-prepared feelings are coming from your reptile brain.
That's when all you're left with is a reptile brain that thinks, breathes and eats blocks.
In some recess of David Irving's reptile brain, he knows that his indefensible imprisonment is helping his side.
In fact, as far as the reptile brain is concerned, there is only one likely answer: poison.
No. It's deep in the selfish, self-seeking reptile brain, the same bit dealing with reward and achievement, which lights up like a slot machine when you make money, or win the lottery, or ace the final level of Grand Theft Auto.
They discovered that most reptile brains and skulls were markedly similar to each other.
I'm thinking that he worried that the thought of gay marriage would overstimulate the reptile brains of unevolved (so to speak) heterosexuals the way the thought of interracial sex overstimulated the reptile brains of unevolved Caucasians.
Everyone who has been to school thinks they are an expert and many policies are based on half-baked ideas about emotional intelligence and reptile brains.
Closer examination with a scanning electron microscope revealed that the wrinkles actually looked similar to the fibrous bundles that surround modern bird and reptile brains.
But dinosaur (and reptile) brains are more loosely fitted; they are surrounded within the brain case by membranes called meninges, tough sheaths that protect and support the brain.
