quiz 6

Mature bones are remodeled throughout life via a process known as ________. a)appositional growth b)endochondral ossification c)intramembranous ossification d)metaphysical growth e)interstitial growth

a)appositional growth

The expanded head at each end of a long bone is called the ________. a)epiphysis b)articular cartilage c)diaphysis d)endosteum e)periosteum

a)epiphysis

Which of the following is an inorganic component of the bone matrix? a)Glycosaminoglycans b)Proteoglycans c)Hydroxyapatite d)Collagen e)Glycoproteins

c)Hydroxyapatite

Bone-forming cells are called ________. a)osteogenic (osteoprogenitor) cells b)osteoclasts c)osteoblasts d)osteocytes e)osteons

c)osteoblasts

Fontanelle are ________ in an infant. a)fibrous connective tissues lining the orbits b)cartilages covering cranial bones c)spaces between the unfused cranial bones d)fibrous connective tissues lining the cranial cavity e)fibrous connective tissues lining paranasal sinuses

c)spaces between the unfused cranial bones

What is a sesamoid bone? a)A bone growing within some cartilages in response to pressure b)A bone made of dense regular connective tissue c)A bone that forms in the cranium in response to trauma d)A bone that forms within some tendons in response to stress e)A bone made of hyaline cartilage

d)A bone that forms within some tendons in response to stress

When ________ become enclosed in lacunae, they become cells called ________. a)osteocytes; osteoblasts b)osteoblasts; osteoclasts c)osteocytes; osteoclasts d)osteoblasts; osteocytes e)osteogenic cells; osteoblasts

d)osteoblasts; osteocytes

The ________ suture separates the temporal bone from the parietal bone. a)lambdoid b)frontal c)coronal d)squamous e)sagittal

d)squamous

Sutures are found between the cranial, facial, and sacral bones. t or f

false

Which of the following bones forms the bulk of the hard palate? a)Nasal bone b)Maxilla c)Lacrimal bone d)Ethmoid bone e)Mandible

b)Maxilla

Which of the following articulates with the vertebral column? a)Zygomatic arch b)Occipital condyle c)Foramen magnum d)Mastoid process e)Mandibular fossa

b)Occipital condyle

Osseous tissue is a(an) ________ tissue. a)dense irregular b)connective c)epithelial d)dense regular e)reticular

b)connective

Achondroplastic dwarfism is a hereditary condition, in which the long bones of the limbs fail to elongate normally because of reduced hyperplasia and hypertrophy of cartilage in the ________. a)secondary bone marrow b)epiphyseal plate c)secondary ossification center d)primary ossification center e)primary bone marrow

b)epiphyseal plate

Intramembranous ossification produces the ________. a)short bones of the ankle b)flat bones of the skull c)short bones of the wrist d)long bones of the limbs e)irregular bones of the vertebrae

b)flat bones of the skull

Any bony prominence is called a(n) ________. a)tubercle b)process c)fossa d)head e)epicondyle

b)process

All the bones below belong to the axial skeleton, except the ________, which belongs to the appendicular skeleton. a)mandible b)scapula c)thoracic vertebra d)frontal bone e)stapes

b)scapula

Which of the following is not a function of the skeleton? a)Protecting the spinal cord b)Protecting the brain c)Providing support for most muscles d)Storage of calcium and phosphate ions e)Storage of red blood cells

e)Storage of red blood cells

Which of the following is not found on a typical vertebra? a)Transverse processes b)Spinous process c)Vertebral body d)Vertebral foramen e)Vertebral head

e)Vertebral head

In endochondral ossification, the precursor connective tissue is ________, which is replaced by bone. a)fibrocartilage b)fibrous membranes c)embryonic mesenchyme d)transitional epithelium e)hyaline cartilage

e)hyaline cartilage

All of the following are found on the temporal bone except the ________. a)mastoid process b)zygomatic process c)mandibular fossa d)external acoustic meatus e)sella turcica

e)sella turcica