Deep Structures Within The Brain

Question 1

Pituitary gland

Answer 1

• pea sized structure found deep in the brain behind the bridge of the nose
• governs the function of other glands in the body
• regulates flow of hormones from the thyroid, adrenals, ovaries, and testicles
• it receives chemical signals from the hypothalamus

Question 2

Hypothalamus

Answer 2

• sends chemical messages to pituitary glands that control its function
• regulates body temp, synchronizes sleep pattern, controls hunger & thirst
• plays some role in memory and emotion

Question 3

Amygdala

Answer 3

• located under each half of the hemisphere
• regulates emotion and memory
• associated with the brains reward system, stress
• fight to flight response

Question 4

Hippocampus

Answer 4

• under each side of the temporal lobe
• supports memory, learning, navigation, and perception of space

Question 5

Pineal gland

Answer 5

• responds to light and dark, and secretes melatonin, which regulates the circadian rhythms and the sleep-wake cycle

Question 6

Ventricles & Cerebrospinal fluid

Answer 6

• the ventricles manufacture cerebrospinal fluid, a water fluid that circulates in and around the ventricles and the spinal cord and between the meninges.
• fluid washes out waste and impurities and delivers nutrients