The Endocrine System

Question 1

Endocrine system

Answer 1

Consists of a series of glands that produce chemical substances known as hormones.

Question 2

Behavioral endocrinology

Answer 2

The study of psychology and the endocrine system—scientific study of the interaction between hormones and behavior.

Question 3

Bidirectional interaction

Answer 3

Hormones influence behavior and behavior can sometimes influence hormone concentrations.

Question 4

Pituitary gland

Answer 4

Comes from the hypothalamus at the base of the brain—called “master gland” because it’s messenger hormones control all other glands in the endocrine system (mostly carried out instructions from the hypothalamus).

Question 5

Thyroid gland

Answer 5

Located in the neck, releases hormones that regulate growth, metabolism, and appetite.

Question 6

Adrenal glands

Answer 6

On top of kidneys—secretes hormones involved in the stress response. (Epinephrine: adrenaline—norepinephrine: noradrenaline).

Question 7

Pancreas

Answer 7

Internal organ that regulates blood sugar levels

Question 8

Gonads

Answer 8

Secretes sexual hormones—important for reproduction and mediates both sexual motivation and behavior.