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Skeletal System Flashcards
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Skeletal System Flashcards
Skeletal System Flashcards
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1
Question
What are the five main functions of the skeletal system?
Page 1
Answer
Support, protection, movement, mineral storage, blood cell formation
2
Question
Where does blood cell formation occur?
Page 1
Answer
Red bone marrow
3
Question
What type of bone tissue is dense and smooth?
Page 1
Answer
Compact bone
4
Question
What type of bone tissue looks porous with many spaces?
Page 1
Answer
Spongy (cancellous) bone
5
Question
The shaft of a long bone is called the ___.
Page 1
Answer
Diaphysis
6
Question
The ends of a long bone are called ___.
Page 1
Answer
Epiphyses
7
Question
What covers the outside of a bone?
Page 1
Answer
Periosteum
8
Question
What lines the inner cavity of a bone?
Page 1
Answer
Endosteum
9
Question
What is found in the medullary cavity?
Page 1
Answer
Yellow marrow
10
Question
What is the process of bone formation called?
Page 1
Answer
Ossification
11
Question
What are mature bone cells called?
Page 1
Answer
Osteocytes
12
Question
What bone cells build bone?
Page 1
Answer
Osteoblasts
13
Question
What bone cells break down bone?
Page 1
Answer
Osteoclasts
14
Question
Where do osteocytes live?
Page 1
Answer
Lacunae
15
Question
Tiny canals that connect lacunae are called ___.
Page 1
Answer
Canaliculi
16
Question
What is the structural unit of compact bone?
Page 1
Answer
Osteon (Haversian system)
17
Question
What does the central canal contain?
Page 1
Answer
Blood vessels and nerves
18
Question
How many bones are in the adult human body?
Page 1
Answer
206
19
Question
How many bones are in the axial skeleton?
Page 1
Answer
80
20
Question
How many bones are in the appendicular skeleton?
Page 1
Answer
126
21
Question
What bones form the axial skeleton?
Page 1
Answer
Skull, vertebral column, ribs, sternum
22
Question
What bones form the appendicular skeleton?
Page 1
Answer
Limbs and girdles
23
Question
What are the four main bone shapes?
Page 1
Answer
Long, short, flat, irregular
24
Question
Example of a long bone?
Page 1
Answer
Femur
25
Question
Example of a short bone?
Page 1
Answer
Carpals
26
Question
Example of a flat bone?
Page 1
Answer
Sternum
27
Question
Example of an irregular bone?
Page 1
Answer
Vertebra
28
Question
What is the only moveable bone in the skull?
Page 1
Answer
Mandible
29
Question
What bone forms the forehead?
Page 1
Answer
Frontal bone
30
Question
What bone forms the sides and roof of the skull?
Page 1
Answer
Parietal bone