Biology (Raven), 9th Edition

Chapter 47: The Musculoskeletal System

Pre-Test

1
Hydrostatic skeletons use _____ pressure inside a body wall.
A)air
B)water
C)muscle
D)gas
E)gravitational
2
_____ initiate bone development; _____ form from them; and _____ break down and reabsorb bone.
A)Osteoblasts, osteocytes, osteoclast
B)Osteoclasts, osteocytes, osteoblasts
C)Osteocytes, osteoblasts, osteoclasts
D)Osteocytes, osteoclasts, osteoblasts
E)Osteoblasts, osteoclasts, osteocytes
3
_____ joints can perform movement in all directions
A)Hinge
B)Combination
C)Sliding
D)Gliding
E)Ball-and-socket
4
Actively contracting muscles get their energy from
A)fatty acids.
B)fructose
C)glucose and glycogen.
D)triglycerides.
E)sucrose.
5
Convergent evolution has
A)produced flight through one unique pathway.
B)Produced terrestrial movement with several different pathways.
C)Produced flight once.
D)Produce terrestrial movement that works with gravity.
E)Produced flight through many different pathways.
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