Chapter 21, Problem 6CEQ

a.

Summary Introduction

To determine: The trunk muscle group that is being stretched when an individual lies supine and brings the knees and the forehead together and hugs the knees close to the chest.

Introduction: The posture of a human is the position of body parts in relation to each other. The posture of a human is divided into static and dynamic positions. Static is the stationary position like sitting and standing, and the dynamic position is the motion of the body.

b.

Summary Introduction

To determine: The part of the intervertebral disk that is being compressed when an individual lies supine and brings the knees and the forehead together and hugs the knees close to the chest.