Chapter 7: Skeletal System

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The skeleton is divided into two main parts, the ____ and the _____.

axial; appendicular

Undifferentiated bone cells are called: a.osteoclasts d.osteons b.osteoprogenitors e.osteocytes c.osteobasts

b. osteoprogenitors

The cheek bones are which bones? a. nasal d. lacrimal b. palatine e. turbinates c. malar

b. palatine

Which is NOT a bone of the appendicular skeleton? a. ulna d. patella b. ribs e. calcaneus c. femur

b. ribs

Examples of flat bones are: a. wrist/ankle d. carpal/tarsals b. ribs/scapula e. vertebrae/auditory ossicles c. tibia/fibula

b. ribs/scapula

The medullary shaft is filled with a. blood d. cartilage b. yellow marrow e. medullary c. red marrow

b. yellow marrow

Long bones consist of ___, ____, and a(n) ____.

diaphysis, metaphysis, and an epiphysis

Longitudinal growth of bone continues until what age in boys? a.15 d.21 b.13 e.16 c.14

e. 16

Bones can be divided into how many categories based on shape? a. 3 d. 10 b. 7 e. 3 c. 2

e. 3

Hematopoiesis takes place in which type of bone: a. compact d. short b. flat e. cancellous c. hard

e. cancellous

The two sections of the spine that consist of fused bones are the: a. cervical/ coccygeal d. sacrum/lumbar b. thoracic/ sacrum e. coccygeal/sacrum c. lumbar/ cervical

e. coccygeal/sacrum

Which of the following is NOT a fossa? a. suture d. sulcus b. sinus e. foramen c. trochanter

e. foramen

The longest and heaviest bone of the body is?

femur

The ____ bone is a single bone that forms the posterior base of the cranium.

frontal

An osteon, also called the ___ ___, allows for the effective metabolism of bone cells.

haversian system

The longer bone in the forearm is the?

humerus

The ____ is a fibrovascular membrane that covers bone; the ____ is the membrane that lines the medullary cavity.

periosteum; endosteum

The space within cancellous bone contain ___ ___ ____, which is responsible for hematopoiesis.

red bone marrow

The five functions of the skeletal system ....

support, protection, movement, manufactures, and storage

The shinbone is the

tibia

____ is the manufacture of red blood cells.

Hematopoiesis

____ are the bones of the fingers and toes.

Phalanges

Long bones have a shaft called a(n)?

diaphysis

Abnormal curvature of the spine in the lumbar region known as swayback or: a. kyphosis d. Paget's disease b rickets e. lordosis c. osteoporosis

a. kyphosis

Which of the following is NOT a process? a. meatus d. crest b. condyle e. trochlea c. tubercle

a. meatus

A sesamoid bones is the: a. patella d. phalanges b. sternum e. mandible c. clavicle

a. patella

The metaphysis consists mainly of a. tendons d. muscle b. spongy bone e. ligaments c. compact bone

c. compact bone

The lower five pairs of ribs are called: a. true ribs d. costal ribs b. floating ribs e. paired ribs c. false ribs

c. false ribs

Which bone of the axial skeleton has no articulation with the other bones? a. vomer d. palatine b. temporal e. occipital c. hyoid

c. hyoid

Which of the following attaches bone to bone? a. temdons d. muscle b. aponeurosis e. none of the above c. ligaments

c. ligaments

Which of the following is NOT a function of the skeletal system: a.support d.movement b.protection e.storage of mineral salts c.nutrient absortion

c. nutrient absorption

Which two bones from the upper sides and roof of the cranium? (pick two) a. occipital d. temporal b. frontal e. sphenoid c. parietal

c. parietal (roof) d. temporal (sides)

Which of the foot bones is the largest?

calcaneus

Correct calcium ion concentration in blood is maintained by ____ and ____.

calcitonin; parahormone

Osteoblasts invade ____ and begin the process of ossification.

cartilage

___ bone is dense and strong, whereas ____ bone is spongy.

compact; cancellous

The turbinates in are also called the nasal ____ bones.

conchae

There are how many sections of the spine? a. 4 d. 5 b. 15 e. 10 c. 7

d. 5

The skeletal system is most closely associated with which system? a.respiratory d.muscular b.digestive e. lymphatic c.excretory

d. muscular

The hormones responsible for proper calcium balance are: a. calcitonin/potassium d. parathormone/calcitonin b. thyroxine/calcitonin e.progesterone/epinephrine c. renin/parathormone

d. parathormone/calcitonin

Which is NOT a bone of the axial skeleton? a. sternum d. radius b. occipital e. coccyx c. xiphoid

d. radius

Blood cells in all stages of development are found in: a. lacunae d. red marrow b. canaliculi e. Volkmann's canals c. yellow marrow

d. red marrow

Osteomalacia in adults, is known as what in children? a. measles d. rickets b. spina bifida e. Grave's disease c. Pager's disease

d. rickets

During labor and birth, epidural anesthetics are commonly given in: a. the shoulders d. the lumbar region b. the sternum e. the cervical region c. the ribs

d. the lumbar region

The process of ossifiation can be either ___ or ____.

intramembraneous; endochrondral

What is the name of the two deep cavities in the upper portion of the face that protect the eyes?

orbits


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