Study Guide: Hormones and Genes in IB Psychology

Hormones are ___________ secreted by the endocrine system that regulate bodily functions and influence behavior.

chemical messengers

Unlike neurotransmitters, hormones act __________ but have widespread effects.

slower

__________ is related to stress.

Cortisol

__________ is associated with aggression and dominance.

Testosterone

__________ influences social bonding and trust.

Oxytocin

Hormones are released into the bloodstream by __________.

glands

Hormones target specific __________ or cells.

organs

Hormones work through __________ mechanisms to maintain balance.

feedback

Hormones affect emotions, stress responses, social behaviors, and __________.

decision-making

Pheromones are chemical substances released to __________ and influence others' behavior.

communicate

Pheromones affect mating behavior, social bonding, and __________ among individuals.

recognition

Detection of pheromones involves specialized __________.

receptors

The study of how external factors affect gene expression without altering DNA is known as __________.

epigenetics

The nature vs. nurture debate highlights behavior influenced by genetic __________.

predispositions

Methods to study genetic similarities include twin studies and __________ studies.

adoption

Ethical considerations in genetic research include privacy and __________ in genetic data.

consent