General Questions of the whole brain

Question 1

Explain why humans have a relatively large cerebrum compared to other animals.

Answer 1

The cerebrum is primarily responsible for cognitive processes such as thinking, learning and memory. Humans need more space to store what they remember and learnt. They also need to think more as they are intelligent and use higher level thinking more often than other animals who only need essential survival skills.

Question 2

Compare the features of the pons with the features of reticular formation.

✭Compare → similarities & differences

Answer 2

Both the pons and reticular formation regulate arousal. The pons regulate sleep, arousal and some muscle movement whereas reticular formation screens incoming information to avoid the brain from being overloaded and alerts relegation brain centers to important information.

Question 3

Outline the effects of a person who has experienced traumatic brain injury to the cerebrum.

Answer 3

The cerebrum is primarily responsible for cognitive processes such as thinking, learning and memory. When a person has experienced traumatic brain injury, their memory could be distorted, blurry and not very good. Moreover, their thinking and learning may slow and may need help with writing and speaking.