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Human Anatomy, 6/e
Kent Van De Graaff, Weber State University

Skeletal System: Introduction and the Axial Skeleton

Feedback Multiple Choice Quiz

Please answer all questions. The numbers at the end of each question refer to the textbook page where the question topic is discussed.



1

Which of the following account(s) for the variance in the number of bones? (131)
A)age
B)genetic variation
C)sex
D)both a and b
2

Bones that form in tendons in response to stress are called (131)
A)cartilaginous bones
B)sesamoid bones
C)latent bones
D)spongy bones
3

Which of the following is (are) not a part of the axial skeleton? (132)
A)auditory ossicles
B)ribs
C)os coxae
D)both b and c
4

Which of the following is not a part of the appendicular skeleton? (132)
A)the vertebral column
B)the patella
C)the clavicle
D)the femur
5

Which of the following is not a function of the skeletal system? (134)
A)support
B)hemopoiesis
C)mineral storage
D)coordination
6

Which of the following is (are) not protected by the skeletal system? (134)
A)liver
B)heart
C)muscles
D)central nervous system
7

Bone is primarily composed of (135)
A)phosphorous
B)calcium
C)magnesium
D)both a and b
8

In function, the skeletal system is most closely associated with the (134)
A)muscular system
B)mineral system
C)nervous system
D)urinary system
9

Which of the following is not one of the categories of bone shape? (135)
A)long bones
B)flat bones
C)thick bones
D)short bones
10

The type of bone that most commonly functions as a lever is (135)
A)irregular bone
B)thick bone
C)long bone
D)short bone
E)sesamoid bone
11

A facet is described as a (136)
A)marked bony prominence
B)sharp, slender process
C)flattened or shallow articulating surface
D)projection adjacent to a condyle
12

A small pit or depression on a bone is referred to as a (136)
A)fossa
B)fissure
C)fovea
D)meatus
13

Red bone marrow within certain long bones is in contact with the (137)
A)articular cartilage
B)endosteum
C)epiphyseal plate
D)periosteum
14

Large bone cells that enzymatically break down bone tissue and that play an important role in bone growth, remodeling, and healing are known as (138)
A)osteogenic cells
B)osteoblasts
C)osteocytes
D)osteoclasts
E)bone-lining cells
15

The bone cells that are thought to regulate the movement of calcium and phosphate into and out of bone matrix are known as (138)
A)osteogenic cells
B)osteoblasts
C)osteocytes
D)osteoclasts
E)bone-lining cells
16

Osteocytes within compact bone tissue are located in minute capsules, or spaces, known as (138)
A)lacunae
B)osteons
C)lamellae
D)trabeculae
E)sinuses
17

In compact bone, the matrix is laid down in concentric rings called (140)
A)osteons
B)lamellae
C)canaliculi
D)trabeculae
E)osteons
18

________ builds up bone, while ________ breaks down bone. (138)
A)Meatus/marrow
B)Osteoblast activity/osteoclast activity
C)Epiphysis/diaphysis
D)Diaphysis/epiphysis
19

Calcification is the process of (140)
A)ossification
B)osteoporosis
C)growth
D)mitosis
20

________ is the process by which minerals are deposited in the matrix of cartilaginous bone tissue. (140)
A)Ossification
B)Hardening
C)Calcification
D)Deposition
21

Spongy bone develops at the ________ ________ centers. (142)
A)bone marrow
B)histological zone
C)primary ossification
D)secondary ossification
22

A(n) ________ ________consists of five histological zones. (142)
A)Epiphyseal plate
B)primary ossification center
C)secondary ossification center
D)cartilage ring
23

The ________ is a region of transformation from cartilage tissue to bone tissue. (143)
A)ossification zone
B)calcification zone
C)cartilage ring
D)none of the above
24

The fontanels permit (144)
A)rapid growth of the brain
B)passage of heat
C)molding during parturition
D)both a and c
25

Which is not one of the six fontanels? (144)
A)lateral fontanel
B)posterior fontanel
C)anterior fontanel
D)all of these are fontanels
26

Which is not a bone forming the orbit? (151)
A)frontal bone
B)zygomatic bone
C)maxilla
D)occipital bone
27

The mastoid process is a bony extension of the (151)
A)occipital bone
B)parietal bone
C)sphenoid bone
D)zygomatic bone
E)temporal bone
28

The sella turcica, supporting the pituitary gland, is part of the (152)
A)frontal bone
B)sphenoid bone
C)nasal bone
D)ethmoid bone
29

Which statement explains why facial bones are not classified as cranial bones? (154)
A)Facial bones do not come in contact with the brain.
B)They are lighter in weight than cranial bones.
C)The cranial bones have cavities.
D)None of the above.
30

Which is not a facial bone? (154)
A)zygomatic bone
B)lacrimal bone
C)vomer
D)all of these are facial bones
31

The functions of the vertebral column do not include (159)
A)protection of the spinal cord
B)support for the head
C)attachment site for muscles
D)reflex action
32

Which of the following is not one of the four curvatures of the vertebral column? (159)
A)brachial curve
B)thoracic curve
C)cervical curve
D)lumbar curve
33

Processes that limit the twisting of the vertebral column are the (160)
A)spinous processes
B)transverse processes
C)lateral processes
D)articular processes
34

A structural feature of a typical cervical vertebra is (160)
A)transverse foramen
B)a dens
C)a long spinous process
D)a fovea
35

Which of the following is (are) not considered part of the rib cage? (164)
A)clavicles
B)false ribs
C)sternum
D)costal cartilages
36

The three components of the sternum, listed from superior to inferior in position, are (164)
A)xiphoid process, sternal angle, costal notch
B)manubrium, body, xiphoid process
C)jugular notch, clavicular notch, costal notch
D)body, manubrium, clavicular notch
37

Which portion of the sternum attaches to the greatest number of ribs? (164)
A)manubrium
B)body
C)xiphoid process
D)all attach to the same number
38

Certain structures are common to all ribs; for example, a (165)
A)tubercle
B)head
C)neck
D)both b and c
39

An abnormal condition in a child due to a lack of vitamin D is (166)
A)osteomalacia
B)rickets
C)acromegaly
D)gigantism
40

Osteoporosis, the disorder characterized by weakening of bones, primarily as a result of calcium loss, is most common in which group? (167)
A)postmenopausal women
B)elderly men
C)children
D)all adults
41

Hypersecretion of the pituitary growth hormone in an adult may result in (166)
A)Paget's disease
B)osteoporosis
C)acromegaly
D)osteomalacia
42

The most virulent type of bone cancer, which frequently metastasizes through the blood to the lungs, is (167)
A)osteoid osteomas
B)osteoma
C)osteogenic sarcoma
D)none; bone cancer is not virulent
43

A fissure is defined as (136)
A)a deep pit or socket
B)a rounded opening through a bone
C)a groove that accommodates a vessel, nerve, or tendon
D)a narrow, slitlike opening
44

Which of the following is found only on the femur? (136)
A)tubercle
B)trochanter
C)tuberosity
D)head
45

Which of the following is found only on the humerus? (136)
A)tubercle
B)trochanter
C)tuberosity
D)head
46

Which of the following associations is not correct? (137)
A)endosteum/yellow bone marrow
B)medullary cavity/endosteum
C)medullary cavity/periosteum
D)red bone marrow/spongy bone
47

Which of the following secures the periosteum to the bone? (137)
A)perforating fibers
B)epiphyseal plate
C)endosteum
D)diploe
48

Trabeculae (138)
A)are found in spongy bone
B)give spongy bone a latticework appearance
C)are found in compact bone
D)both a and b
49

Ossification of the fontanels is normally completed by (144)
A)6-12 months
B)12-18 months
C)18-24 months
D)24-30 months
50

Which of the following foramen/structure transmitted associations is not correct? (146)
A)carotid canal/internal carotid artery
B)foramen ovale/mandibular branch of trigeminal nerve
C)foramen rotundum/mandibular branch of trigeminal nerve
D)mandibular foramen/inferior alveolar nerve
51

Which is not a sinus found in the skull? (151)
A)sphenoidal
B)frontal
C)ethmoidal
D)maxillary
E)all of the above are sinuses found in the skull
52

Which of the following is a primary curve of the vertebral column? (159)
A)cervical
B)lumbar
C)thoracic
D)pelvic
E)both c and d
53

Which is not a characteristic of lumbar vertebrae? (161)
A)thin, long spinous processes
B)transverse foramina
C)large bodies
D)thick spinous processes
E)both a and b
54

Which of the following is not a portion of the developing skull? (141)
A)mesocranium
B)neurocranium
C)chondrocranium
D)viscerocranium