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A&P Test 3 - Skeletal System - ELIJAH

Multiple Choice: Identify the choice that best completes the statement or answers the question.
 

 1. 

The most important minerals stored in bones are: (p135)
A
calcium and phosphorus
C
sodium and phosphorus
B
calcium and potassium
 

 2. 

Which of the following groups of bones in the human body, categorized according to shape, is correct: (p136)
A
cranium - sesamoid bones
C
arm and leg bones - short bones
B
skull bones - flat bones
 

 3. 

The femur, tibia, humerus, and radius are all classified as: (p135-136)
A
irregular bones
C
compact bones
B
long bones
 

 4. 

What type of tissue covers the epiphysis of bones and reduces friction in the joints: (p138)
A
yellow marrow
C
periosteum
B
articular cartilage
 

 5. 

In adults, the function of the yellow marrow is to: (p 138)
A
decrease friction at joint surfaces
B
store adipose tissue
C
form blood cells
 

 6. 

The presence of an epiphyseal plate indicates that: (p138)
A
bone length is no longer increasing
C
bone length is increasing
B
bone diameter is decreasing
 

 7. 

What tiny canal connects central canals to lacunae in compact bone: (p138)
A
canaliculus
C
lamella
B
perforating canal
 

 8. 

A shallow, basin-like depression in a bone often serving as an articular surface is a: (p 142)
A
sinus
C
groove
B
fossa
 

 9. 

A round or oval opening through a bone is a: (p142)
A
foramen
C
trochanter
B
fissure
 

 10. 

Which of the following bones is NOT considered part of the appendicular skeleton: (p145)
A
sternum
C
metatarsals
B
scapula
 

 11. 

The canal that runs through the core of each osteon contains: (p138)
A
yellow marrow and Sharpey's fibers
C
cartilage and lamellae
B
blood vessels and nerve fibers
 

 12. 

The small cavities in bone tissue where osteocytes are found are called: (p138)
A
lamellae
C
Volkmann's canals
B
lacunae
 

 13. 

What kind of tissue is the forerunner of long bones in the embryo: (p139)
A
hyaline cartilage
C
elastic connective tissue
B
dense fibrous connective tissue
 

 14. 

Which of the following is an example of a bone that forms from fibrous membranes: (p136/140)
A
the radius
C
the tibia
B
the parietal bone
 

 15. 

The factor(s) that determine where bone matrix is to be remodeled is (are): (p140)
A
growth hormone
B
parathyroid hormone (PTH)
C
stresses of gravity and muscle pull on the skeleton
 

 16. 

There are four stages in the healing of a bone fracture. Which of the following best illustrates the sequence of these stages: (p144)
1.bony callus formation 3.fibrocartilage callus formation
2.bone remodeling4.hematoma formation
A
4, 3, 2, 1
C
4, 3, 1, 2
B
1, 3, 2, 4
 

 17. 

Bone growth that occurs due to weight lifting at age 40 is most likely: (p140)
A
appositional ossification
B
endochondrial ossification
C
periosteum
 

 18. 

A compound fracture can be described as when: (p144)
A
the bone is broken into many fragments
B
the broken bone is exposed to the outside
C
adjacent bones fracture simultaneously
 

 19. 

A bone fracture where the bone is broken into many fragments is a: (p145)
A
comminuted fracture
C
compound fracture
B
simple fracture
 

 20. 

A fracture that is common in children, whose bones have relatively more collagen in their matrix and are more flexible than those of adults, is a(n): (p145)
A
open fracture
C
greenstick fracture
B
depressed fracture
 

 21. 

A fracture that is common in osteoporotic bones is a(n): (p145)
A
impacted fracture
C
compression fracture
B
simple fracture
 

 22. 

The axial skeleton contains: (p145)
1. skull
2. arms and legs
3. ribs and sternum
4. vertebrae
5. pelvic girdles
A
2, 5
C
2, 3, 4, 5
B
1, 3, 4
 

 23. 

The suture found between the parietal and temporal bone is the: (p147)
A
coronal suture
B
squamous suture
C
lambdoid suture
 

 24. 

All of the following facial bones are paired except one. Which of the following is the unpaired facial bone: (p150)
A
maxillae
C
vomer
B
lacrimal
 

 25. 

The fibrous connections between the bones of a fetal skull are: (p152)
A
crista galli
C
sinuses
B
fontanels
 

 26. 

Which of these bones is associated with the hand: (p161)
A
calcaneus
C
metacarpals
B
tarsals
 

 27. 

The hyoid bone is unique because: (p165)
A
it is covered with mucosa
B
it has an unusual shape
C
it is the only bone of the body that does not directly articulate with any other bone
 

 28. 

The sella turcica is part of the _____ bone. (p149)
A
parietal
C
frontal
B
sphenoid
 

 29. 

How many true ribs do humans have: (p157)
A
seven
C
three
B
twelve
 

 30. 

Transverse foramina are found in the: (p154)
A
lumbar vertebrae
C
sacrum
B
cervical vertebrae
 



 
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