1) How can I measure my IQ? a) It's impossible to measure the human brain. b) You can take IQ tests. c) Your teacher knows but (s)he won't tell. d) The same as your parents. 2) What's the highest IQ score for a human brain ever recorded? a) 70 b) 130 c) 190 d) 263 3) If the brain is powerful enough to make thousands of calculations, why can't it remember everything? a) To protect us from brain damage. b) To protect us from traumatic experiences. c) It's not that smart after all. d) The functions of memory are carried out by the hippocampus. 4) How can a human brain remember what we learn? a) It can't remember too many things. That's why old people forget very easily. b) It repeats what we learn many times in the brain. c) When a memory is created, information flows from the cortex, the part of the brain rich in nerve cells, to the hippocampus, the central switching point for memories in the brain. The information flows in the opposite direction when we retrieve a memory. d) It stores everything we learn in a hard drive. 5) How many foreign languages can an average human brain learn? a) The average adult human brain has the ability to store the equivalent of 2.5 million gigabytes digital memory. Go figure! b) 5 languages. c) Only your mother tongue. d) More than ten. 6) How does the brain control body movement? a) The nervous system is like a network that relays messages back and forth from the brain to different parts of the body. It does this via the spinal cord, which runs from the brain down through the back. b) It sends messages through the blood. c) It's an automatic process, like breathing. d) The brain cells travel throughout the body and move the organ you want to move. 7) Does my brain control my personality too? a) No, only genetics. b) It depends whose personality we're talking about. c) Of course. The bigger the brain, the more personality. d) Yes. Our personality traits are linked to differences in the thickness and volume of various parts of our brains. 8) What is more important, the brain or the heart? a) The heart! Love makes the world go round! b) It's the brain! c) Both. d) Follow your heart (but take your brain with you). 9) Which is the hardest task a human brain can perform; a) To remember. b) To move your body. c) To think. d) To learn to speak. 10) How many cells are there in an average human brain? a) 100 billion nerve cells. b) 86 billion nerve cells. c) Noone can count them. There are too many!! d) 5 trillion nerve cells. 11) How fast is the human brain? a) It can generate 1,2 - 2,5 watts of electricity. b) It's faster than the speed of light. c) It's as fast as an average PC. d) The information going from your arms/legs to your brain travels at a speed of 150-260 miles per hour. 12) How big is the human brain? a) 1300 to 1400 grams. b) 15 centimetres long. c) 350 to 400 grams. d) All of the above. 13) What's inside a human brain? a) Neurons. b) Neurons, glial cells, neural stem cells, and blood vessels. Types of neuron include interneurons, pyramidal cells including Betz cells, motor neurons (upper and lower motor neurons), and cerebellar Purkinje cells. c) Blood. d) Bones. 14) What can you do to help your brain take a rest? a) Prioritize sleep. b) Start something new. c) Get fresh air and exercise. d) All of the above.

Όλα είναι στο μυαλό! (Look inside your brain)

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