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- 1. Multiple Choice
The skull, thorax and vertebral column are part of the _________ skeleton
axial
appendicular
central
complete
- 2. Multiple Choice
Which of the following is NOT part of the skeletal system?
Bones
Joints
Cartilage
Tendons
- 3. Multiple Choice
Which of the following is NOT a function of the skeletal system?
conversion of food stuffs to cellular energy
support the body
protection
- 4. Multiple Choice
The function of red marrow is to _____________________________, where the function of yellow marrow is to ____________________________.
Store nutrients as adipose tissue; produce blood cells
Convert food to cellular energy; store nutrients as adipose tissue
Produce blood cells; store nutrients as adipose tissue
Produce blood cells; convert food to cellular energy
- 5. Multiple Choice
Irregular bones would most likely be found in which of the following parts of the body?
Skull
Arms and Legs
Wrists and Ankles
Spine and Knee Cap
- 6. Multiple Choice
Flat bones would most likely be found in which of the following parts of the body?
Skull
Arms and Legs
Wrists and Legs
Spine and Knee Caps
- 7. Multiple Choice
Long bones would most likely be found in which part of the body?
Skull
Arms and Legs
Wrists and Ankles
Spine and Knee Caps
- 8. Multiple Choice
Short bones would most likely be found in which part of the body?
Skull
Arms and Legs
Wrists and Ankles
Spin and Knee Cap
- 9. Multiple Choice
What is the difference between compact and spongy bone?
Compact bone is dense and looks smooth, while spongy bone is has small holes of bone
Spongy bone is dense and looks smooth, while compact bone is has small holes of bone
Spongy bone is found only in long and short bone, while compact bone is found only in flat and irregular bone.
Spongy bone is found only in flat and irregular bone, while compact bone is found only in long and short bone.
- 10. Multiple Choice
How many bones does an adult human body have?
175
250
137
206
- 11. Multiple Choice
The ends of the long bone are known as:
Diaphysis
Epiphysis
Periosteum
Endosteum
- 12. Multiple Choice
The shaft of the long bone that stores yellow marrow is known as:
Diaphysis
Epiphysis
Periosteum
Endosteum
- 13. Multiple Choice
The fibrous connective tissue that surrounds the outside of the shaft of the long bone is:
Diaphysis
Epiphysis
Periosteum
Endosteum
- 14. Multiple Choice
The diaphysis is made up of most ______________________, while the epiphysis is made up of mostly _______________________.
compact bone; spongy bone
fibrous tissue; compact bone
spongy bone; compact bone
fibrous tissue; spongy bone
- 15. Multiple Choice
The outer fibrous connective tissue layer of the shaft of the long bone is connected to the compact bone by:
Articular cartilage
Sharpey’s fibers
Hyaline cartilage
Volkman’s fibers
- 16. Multiple Choice
Which of the following terms best describes a circular unit of bone?
Osteon
Lacuna
Lamella
Canalculi
- 17. Multiple Choice
Which of the following terms best describes the layers of bone matrix that make up the bone unit?
Osteon
Lacuna
Lamella
Canalculi
- 18. Multiple Choice
Which of the following terms best describes the sites where the bone cells are located in the bone unit?
Osteon
Lacuna
Lamella
Canalculi
- 19. Multiple Choice
Which of the following best describes the function of the canalculi?
To connect osteocytes neighboring lamella
To connect osteocytes neighboring lacuna
To connect osteoblasts neighboring lamella
To connect osteoblasts neighboring lacuna
- 20. Multiple Choice
Which of the following best describes the function of the perforating canal?
To connect neighboring lamella
To connect neighboring lacuna
To connect neighboring osteons
To connect neighboring matrix
- 21. Multiple Choice
Sally is 5 years old. She fell and partially broke her radius because it is still flexible and made of hyaline cartilage. Portions of the bone shards broke through the skin of her arm.
Greenstick
Comminuted
Depression
Spiral
Compacted
- 22. Multiple Choice
An individual had a common fracture skull fracture after falling and hitting his head on a rock. A portion of his temporal bone was pressed inward. No bone punctured the skin.
Greenstick
Comminuted
Depression
Spiral
Compacted
- 23. Multiple Choice
A thief was trying to evade the authorities. He jumped from a window and fractured his femur and pelvis due to the force with which they were shoved into each other. Part of his femur bone broke through the skin.
Greenstick
Comminuted
Depression
Spiral
Compacted
- 24. Multiple Choice
While playing football, John fractured his humerus completely in half due to excessive twisting force from a tackle. One half of the bone broke through the skin.
Greenstick
Comminuted
Depression
Spiral
Compacted
- 25. Multiple Choice
Josh Johnson had a 300 lb piece of clay fall on him while he was in a ditch. The clay bolder shattered his pelvis into multiple pieces, but no bone broke through the skin.
Greenstick
Comminuted
Depression
Spiral
Compacted
- 26. Multiple Choice
Which is true of bone in an embryo?
The entire bone model is made of articular cartilage.
The entire bone model is made of hyaline cartilage.
Most of the bone model is made of hyaline cartilage with the outermost part of the diaphysis covered with a bony collar.
Most of the bone model is made of articular cartilage with the outermost part of the diaphysis covered with a bony collar
- 27. Multiple Choice
The presence of an epiphyseal plate indicates that:
bone diameter is decreasing
bone length is no longer increasing
bone diameter is increasing
bone length is increasing
- 28. Multiple Choice
There are four stages in the healing of a bone fracture. Which of the following best illustrates the sequence of the stages:
- Bony callus formation 3. Fibrocartilage callus formation
- Bone remodeling 4. Hematoma formation
1, 3, 4, 2
4, 3, 2, 1
4, 3, 1, 2
1, 3, 2, 4
- 29. Multiple Choice
The cells that are responsible for laying down new bony matrix are:
Osteocytes
Osteoblasts
Osetoclasts
Oteoglasts
- 30. Multiple Choice
When the blood levels of calcium drop below normal:
Parathyroid hormone secretion decreases and osteoclast activity increases
Osteoclast activity increases
Parathyroid hormone secretion decreases
Parathyroid hormone secretion increases and osteoclast activity increases
- 31. Multiple Choice
The force of gravity helps to determine which of the following about bone remodeling?
When bone remodeling takes place
If bone remodeling takes place
Where bone remodeling takes place
Both a and b
- 32. Multiple Choice
Calcium levels in the blood helps to determine which of the following about bone remodeling?
When bone remodeling takes place
If bone remodeling takes place
Where bone remodeling takes place
Both a and b
- 33. Multiple Choice
Which of the following organ systems aids in bone remodeling?
Endocrine
Muscular
Nervous
Circulatory
- 34. Multiple Choice
Why does a sprain take longer to heal than a break?
Sprains affect bone without a sufficient blood supply while breaks occur to cartilage with a steady supply of blood.
Sprains affect cartilage without a sufficient blood supply while breaks occur to bone with a steady supply of blood.
Sprains affect bone with a sufficient blood supply while breaks occur to cartilage without a steady supply of blood.
Sprains affect cartilage with a sufficient blood supply while breaks occur to bone without a steady supply of blood.
- 35. Multiple Choice
All of the following are places in the skeleton that remain as cartilage EXCEPT:
Bridge of nose
skull
ribs
joints
- 36. Multiple Choice
Which of the following is NOT a feature of a synovial joint?
Joint cavity
Fibrocartilage
Articular cartilage
Fibrous articular capsule
- 37. Multiple Choice
Sutures are examples of which of the following types of joints?
Fiborus
Cartilaginous
Synovial
Articulate
- 38. Multiple Choice
The multi-axial synovial joint found in the shoulder and pelvis can best be described as:
Saddle Joint
Condyloid Joint
Plane Joint
Ball and Socket Joint
Hinge Joint
- 39. Multiple Choice
Which of the following pairing of joints best describes the joint found in the thumb?
Synovial; hinge
Synovial; saddle
Cartilaginous; hinge
Cartilaginous; saddle
- 40. Multiple Choice
Intervertebral joints are examples of which of the following types of joints?
Fibrous
Cartilaginous
Synovial
Articulate
- 41. Multiple Choice
The hyoid bone is unique because:
It has an unusual shape
It largely consists of cartilage
It has no specific function.
It is the only bone that does not articulate with another bone.
- 42. Multiple Choice
The atlas is the:
Last lumbar vertebra
First cervical vertebra
Second cervical vertebra
First thoracic vertebra
- 43. Multiple Choice
Which two curvatures of the spine develop after birth?
Cervical and thoracic
Thoracic and sacral
Lumbar and cervical
Thoracic and lumbar
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