The Most Dramatic Mass Extinction Event on Earth Occurred

question 22

Multiple Choice

The most dramatic mass extinction event on Earth occurred:

• A) 10,000 years ago (Pleistocene- Holocene).
• B) 65 million years ago (Cretaceous- Tertiary).
• C) 55 million years ago (Paleocene- Eocene).
• D) 250 million years ago (Permo- Triassic).

Recognize the importance of cognitive influences, such as irrational beliefs and perceptions, in anxiety disorders.

Comprehend the effects of aging on the symptoms of OCD.

Understand the role of conditioning in the development and generalization of fears and phobias.

Identify the genetic and epigenetic factors associated with anxiety disorders, OCD, and PTSD.

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Definitions:

Endocrine System

A network of glands in the body that produce and release hormones directly into the blood, controlling various bodily functions.

Circulatory System

The body system responsible for the transport of blood, nutrients, oxygen, carbon dioxide, and hormones throughout the body, comprising the heart and blood vessels.

Bioaccumulation

The process by which certain substances, such as pesticides or heavy metals, increase in concentration in the bodies of organisms over time, often leading to toxicity.

Hormone Disrupter

Chemicals that interfere with the endocrine system, potentially causing developmental, reproductive, neurological, and immune disorders in both humans and wildlife.