Question

is a hormone produced by your body that increases at night and causes you to feel sleepy. Melatonin Dopamine Serotonin Oxytocin Question 7 1 pts The sleep-wake cycle is controlled by the Suprachiasmatic Nucleus (SCN) hippocampus O amygdala Othalamus

Answer 1

Melatonin hormone makes people feel sleepy. It increases when darkness starts come into effect. But during the day pineal gland stops producing melatonin. So Melatonin is the correct answer.

Dopamine works as a chemical messenger between the neurons. it releases when some reward is expected. nd serotonin hormone is responsible for our mood, feeling, well being etc. whereas oxytocin works in the reproductive system.

Question.7

Suprachiasmatic Nucleus controls the sleep-wake cycle. It is situated in the hypothalamus of the brain. The suprachiasmatic Nucleus projects to the pineal gland to release melatonin in the darkness and make sleep.

Hippocampus ia part of the limbic system and plays important role consolidating information between short term and long term memory. Amygdala plays role in the process of emotion. Thalamus helps in relaying motor and sensory signals to the cerebral cortex.