A fracture in the shaft of a bone would be a break in the ________.
A) articular cartilage
B) metaphysis
C) diaphysis
D) epiphysis
C) diaphysis
Along with support, the anterior longitudinal ligament of the
vertebral column also acts to ________.
A) protect the spinal cord
B) prevent hyperextension of the
spine
C) hold the spine erect
D) hold the discs in place
B) prevent hyperextension of the spine
True or False?
An osteon contains osteocytes, lamellae, and a central canal, and is found in compact bone only.
TRUE
At an archeological site you discover a bone that is cylindrical in shape, about one inch long and a quarter of an inch wide.
A) flat
B) short
C) long
D) irregular
C) long
At what age do bones reach their peak density?
a. At birth
b. Early childhood
c. Early adulthood
d. Late adulthood
c. Early adulthood
True or False?
Bones are classified by whether they are weight-bearing or protective in function.
FALSE
Bones are constantly undergoing resorption for various
reasons. Which of the following cells accomplishes this process?
A) osteoclast
B) stem cell
C) osteocyte
D) osteoblast
A) osteoclast
Bones are covered and lined by a protective tissue called
periosteum. The inner (osteogenic) layer consists primarily of
________.
A) cartilage and compact bone
B) marrow and osteons
C) chondrocytes and osteocytes
D) osteoblasts and osteoclasts
D) osteoblasts and osteoclasts
True or False?
Costal cartilages join most ribs to the sternum.
TRUE
True or False?
Each consecutive bone lamella has collagen fibers that wrap in alternating directions.
TRUE
Using Figure 6.1, match the following bone types with the numbered structure:
1) Bone 1
2) Bone 2
3) Bone 3
4) Bone 4
5) Bone
5
6) Bone 6
7) Bone 7
A. Long
B. Short
C. Flat
D. Irregular
E. Sesamoid
1) Bone 1 C
2) Bone 2 A
3) Bone 3 C
4) Bone 4
D
5) Bone 5 A
6) Bone 6 E
7) Bone 7 B
Using Figure 6.2, match the following bone types with the numbered structure:
1) Compact bone
2) Location of the epiphyseal line
3) Area
where yellow marrow is found
4) Area with articular cartilage
1) C
2) B
3) D
4) A
Using Figure 7.1, match the following:
1) Articulates with hip bones of the pelvis.
2) Attach to ribs.
3) Receive the most stress.
4) Transverse foramina present.
5) No canals or foramen present.
1) D
2) B
3) C
4) A
5) E
True or False?
Hematopoiesis refers to the formation of blood cells within the red marrow cavities of certain bones
TRUE
True or False?
In newborn infants, the medullary cavity and all areas of spongy bone contain yellow bone marrow.
FALSE
True or False?
In the anatomical position, the lateral forearm bone is the radius.
TRUE
True or False?
In women of childbearing age, the dimensions of the true pelvis are of utmost importance.
TRUE
True or False?
Most of the body's weight is carried by the talus and calcaneus.
TRUE
Osteogenesis is the process of ________.
A) bone formation
B) making a cartilage model of the fetal
bone
C) making collagen fibers for calcified cartilage
D)
bone destruction to liberate calcium
A) bone formation
Prevention of osteoporosis includes adequate intake of _____.
a) calcium and vitamin D
b) potassium and vitamin D
c) calcium and vitamin E
d) vitamin D and chloride
a) calcium and vitamin D
Spongy bone contains ________.
A) lamellar bone
B) osseous lamellae
C)
trabeculae
D) osteons
C) trabeculae
The axial skeleton includes ________.
A) skull, vertebral column, thoracic cage
B) upper limbs, lower limbs,
C) pectoral girdle, pelvic girdle
A) skull, vertebral column, thoracic cage
The cell responsible for secreting the matrix of bone is the
________.
A) osteoblast
B) osteocyte
C) chondrocyte
D) osteoclast
A) osteoblast
The canal that runs through the core of each osteon (the Haversian canal) is the site of ________.
A) cartilage and interstitial lamellae
B) osteoclasts and
osteoblasts
C) yellow marrow and spicules
D) blood vessels
and nerve fibers
D) blood vessels and nerve fibers
True or False?
The dens articulates with the occipital bone.
FALSE
True or False?
The femur is the largest and strongest bone in the body.
TRUE
The hyoid bone is unique because ________.
A) it is the only bone of the body that does not articulate with
any other bone
B) it is shaped like a plow
C) it is covered
with mucosa
D) it has no specific function
A) it is the only bone of the body that does not articulate with any other bone
The pelvic girdle does not include the ________.
A) sacrum
B) ilium
C) ischium
D) pubis
A) sacrum
The periosteum is secured to the underlying bone by dense
connective tissue called ________.
A) Perforating (Sharpey's ) fibers
B) Volkmann's canals
C) a bony matrix with hyaline cartilage
D) the struts of
bone known as spicules
A) Perforating (Sharpey's ) fibers
The pubic symphysis connects the two hip bones anteriorly and provides a little movement during childbirth. Choose the most appropriate tissue for this structure that is subjected to both pressure and stretch.
a. Fibrocartilage
b. Elastic cartilage
c. Bone
d. Hyaline cartilage
a. Fibrocartilage
True or False?
The structural unit of compact bone (osteon) resembles the growth rings of a tree trunk.
TRUE
The structure of bone tissue suits the function. Which of the
following bone tissues is adapted to support weight and withstand
torsion stress?
A) irregular bone
B) compact bone
C) spongy bone
D) trabecular bone
B) compact bone
The term diploë refers to ________.
A) the two types of marrow found within most bones
B) the
internal layer of spongy bone in flat bones
C) the
double-layered nature of the connective tissue covering the bone
D) the fact that most bones are formed of two types of bone tissue
B) the internal layer of spongy bone in flat bones
True or False?
The term vertebrochondral ribs refers to the "false ribs" that attach to each other before they attach to the sternum.
TRUE
True or False?
There are seven cervical, twelve thoracic, and five lumbar vertebrae.
TRUE
The major function of the intervertebral discs is to ________.
A) absorb shock
B) string the vertebrae together
C)
prevent injuries
D) prevent hyperextension
A) absorb shock
The major function of the axial skeleton is to ________.
A) give the body resilience
B) provide an attachment point
for muscles that allow movement
C) provide central support for
the body and protect internal organs
D) provide a space for the
heart and lungs
C) provide central support for the body and protect internal organs
when osteoblast becomes entrapped in its own matrix secretions it is refered to as an ______.
A) osteogenic cell
B) osteocyte
C) osteoclast
D) chrondocyte
B) osteocyte
Which bone would likely take the longest to heal?
A) finger bone of an elderly individual
B) thigh bone of an elderly individual
C) thigh bone of a young individual
C) finger bone of a young individual
B) thigh bone of an elderly individual
Which is the best description for the function of the cranial bones?
A) allowing introduction of food into the digestive
system
B) house the special sense organs
C) protection of
the brain
D) providing passageways for respiratory gases to move
into and out of the body
C) protection of the brain
Which of the following bones is not part of the appendicular skeleton?
A) sacrum
B) tibia
C) metacarpals
D)
scapula
E) clavicle
A) sacrum
Which of the following bones is not weight bearing?
A) femur
B) fibula
C) tibia
D) talus
B) fibula
Which of the following is not a function of skeletal system?
A) Production of eythrocytes
B) Storage of minerals
C) Production of body heat
D) Locomotion
C) Production of body heat
Which vertebra does not have a body?
A) last lumbar
B) axis
C) atlas
D) last cervical
C) atlas
Yellow bone marrow contains a large percentage of ________.
A) fat
B) blood-forming cells
C) elastic
tissue
D) Sharpey's fibers
A) fat