The Layer in the Wall of an Artery That Is

question 131

Multiple Choice

The layer in the wall of an artery that is smooth to prevent abnormal clotting is the:

• A)outer layer of fibrous connective tissue
• B)simple squamous epithelial lining
• C)middle layer of smooth muscle and elastic connective tissue
• D)smooth muscle lining

---

Definitions:

Identical Twins

Twins who originate from a single fertilized egg that splits into two, sharing identical genetic material.

Alcoholism

A chronic disease characterized by uncontrolled drinking and a preoccupation with alcohol.

Behavioral Genetics

studies the role of genetics and the environment in influencing behavior, examining how heredity interacts with experience to shape who we are.

Identical Twins

Siblings who are genetically identical to each other because they were conceived from the same egg and sperm, and hence share all of their genes.