The Outer Sac That Encloses the Heart and Provides Lubrication

question 75

Multiple Choice

The outer sac that encloses the heart and provides lubrication is the

• A) myocardium.
• B) endocardium.
• C) ectocardium.
• D) pericardium.
• E) coronary capsule.

---

Definitions:

Functions of Friendship

The roles or purposes that friendship serves in an individual's life, such as emotional support, companionship, and social integration.

Stimulation

The action of arousing interest, attention, or activity through physical, chemical, or psychological means.

Practice Play

Engaging in activities or exercises repetitively with the aim of improving skills or proficiency in a certain area.

Jumping Rope

Jumping rope involves swinging a rope so it passes under the feet and over the head of the person jumping, serving both as a form of play and exercise.