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Test Bank (Download Now) For Essentials of Kinesiology for the Physical Therapist Assistant 3rd Edition by Mansfield ISBN: 9780323544986

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Chapter 02: Structure and Function of Joints
Mansfield: Essentials of Kinesiology for the Physical Therapist Assistant, 3rd Edition
MULTIPLE CHOICE
1. The skull, hyoid bone, ribs, and vertebral column form the:
a. Axial skeleton c. Peripheral skeleton
b. Core skeleton d. Appendicular skeleton
ANS: A
The axial skeleton consists of the skull, hyoid bone, ribs, and vertebral column including the
sacrum and coccyx, forming the central, semirigid bony axis of the body.
PTS: 1
2. The bones of the appendages (extremities) form the:
a. Axial skeleton c. Peripheral skeleton
b. Core skeleton d. Appendicular skeleton
ANS: D
The appendicular skeleton is composed of the bones of the appendages, or extremities.
PTS: 1
3. _____ is dense, typically lines the outermost portions of bones, and is extremely strong.
a. Cancellous bone c. Marrow
b. Cortical bone d. Porous bone
ANS: B
Cortical, or compact, bone is relatively dense and typically lines the outermost portions of
bones. This type of bone is extremely strong, especially in regards to absorbing compressive
forces through a bone’s longitudinal axis.
PTS: 1
4. _____ is porous, typically comprises the inner portions of a bone, and lightens bones.
a. Cortical bone c. Cancellous bone
b. Compact bone d. Porous bone
ANS: C
Cancellous bone is porous and typically comprises the inner portions of a bone. The porous,
web-like structure of cancellous bone not only lightens bones but, similar to a series of
mechanical struts, redirects forces toward weight-bearing surfaces covered by articular
cartilage.
PTS: 1
5. The diaphysis is:
a. The central shaft of the bone
b. The expanded portion of bone that arises from the shaft