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| 1 | |
Identify the major function or functions of the skeletal system. |
| | A) | gives the body support and shape |
| | B) | protects vital organs |
| | C) | produces blood cells |
| | D) | stores essential minerals |
| | E) | All of the choices are correct. |
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| 2 | |
Osteoclast function to: |
| | A) | breakdown of bone |
| | B) | deposition of calcium in the blood |
| | C) | secretion of the organic matrix of bone |
| | D) | Both 1 and 2 are correct. |
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| 3 | |
The condition in which the bones are weakened due to a decrease in the bone mass is called _____________. |
| | A) | Paget's disease |
| | B) | osteoporosis |
| | C) | rheumatoid arthritis |
| | D) | osteoarthritis |
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| 4 | |
The axial skeleton consists of 80 bones that include(s) ________. |
| | A) | the skull |
| | B) | the vertebral column |
| | C) | the hyoid bone and rib cage |
| | D) | All of the above. |
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| 5 | |
The knee has crescent-shaped pieces of cartilage between the bones called ________. |
| | A) | ligaments |
| | B) | synovial cartilage |
| | C) | bursa |
| | D) | menisci |
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| 6 | |
Compact bone is composed of tubular units called _______. |
| | A) | cartilage |
| | B) | matrix fibers |
| | C) | osteons |
| | D) | calcium phosphate units |
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| 7 | |
The bone tissue that contains many large spaces filled with red marrow is called: |
| | A) | compact bone |
| | B) | medullary bone |
| | C) | hard bone |
| | D) | spongy bone |
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| 8 | |
Bone cells are called _____ and cartilage cells are called ____. |
| | A) | osteoclasts, osteoblasts |
| | B) | chondrocytes, osteocytes |
| | C) | osteocytes, chondrocytes |
| | D) | osteoclasts, chondrocytes |
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| 9 | |
The ___________ of a long bone is/are made mostly of spongy bone containing red bone marrow. |
| | A) | diaphysis |
| | B) | epiphyses |
| | C) | endosteum |
| | D) | periosteum |
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| 10 | |
__________ connect bone to bone and __________ connect bone to muscle. |
| | A) | Ligaments, tendons |
| | B) | Ligaments, bursae |
| | C) | Tendons, bursae |
| | D) | Tendons, ligaments |
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| 11 | |
The yellow bone marrow |
| | A) | is found in the epiphysis of the long bone. |
| | B) | is found in the medullary cavity of the long bone. |
| | C) | is involved in the production of blood cells. |
| | D) | is made of spongy bone. |
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| 12 | |
Examples of bones formed through intramembranous ossification are ___________. |
| | A) | skull bones |
| | B) | long bones |
| | C) | round bones |
| | D) | All of these are correct. |
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| 13 | |
During endochondral ossification, a band of cartilage called the __________ remains between the primary ossification center and each secondary center. |
| | A) | cartilage plate |
| | B) | growth plate |
| | C) | bone collar |
| | D) | medullary cavity |
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| 14 | |
____________ is the continued erosion and replacement of bone tissue. |
| | A) | Remodeling |
| | B) | Hematoma |
| | C) | Ossification |
| | D) | Deposition |
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| 15 | |
___________ is a condition in which the bones are weakened due to a decrease in the bone mass. |
| | A) | Paget's disease |
| | B) | Osteoporosis |
| | C) | Ostealgia |
| | D) | Osteomalacia |
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| 16 | |
Soon after a fracture, blood escapes from ruptured blood vessels and forms a _____________. |
| | A) | bony callus |
| | B) | fibrocartilaginous callus |
| | C) | hematoma |
| | D) | remodeled callus |
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| 17 | |
A(n) _____ fracture occurs if the bone is broken all the way through. |
| | A) | incomplete |
| | B) | spiral |
| | C) | complete |
| | D) | closed |
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| 18 | |
In newborns, certain bones are not completely formed and instead are joined by membranous regions called ________. |
| | A) | ligaments |
| | B) | cavities |
| | C) | fontanels |
| | D) | ethmoids |
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| 19 | |
The ilium, ischium, and pubis are regions of the: |
| | A) | acetabulum |
| | B) | pelvis |
| | C) | patella |
| | D) | coxal bone |
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| 20 | |
The knee is an example of a(n): |
| | A) | immovable joint |
| | B) | slightly movable joint |
| | C) | gliding joint |
| | D) | free movable, synovial joint |
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