Skeletal Quiz

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The coronal suture is the boundary between which bones? Select one: a. nasal and vomer b. frontal and sphenoid c. parietal and temporal d. frontal and parietal e. frontal and nasal

d. frontal and parietal

The ankle consists of ________ tarsal bones. Select one: a. eight b. two c. six d. seven e. five

d. seven

Tarsal bones are classified as ________ bones. Select one: a. irregular b. sesamoid c. long d. short e. flat

d. short

Spongy bone is made up of a network of bony rods or plates called Select one: a. perforating canals. b. lamellae. c. canaliculi. d. trabeculae. e. osteons.

d. trabeculae.

Red bone marrow functions in the formation of Select one: a. adipose tissue. b. osteocytes. c. new bone. d. osteoblasts. e. blood cells.

e. blood cells.

The shaft of a long bone is called the ________. Select one: a. epiphysis b. canaliculus c. trabecula d. diaphysis e. lamella

d. diaphysis

Small channels, called ________, radiate through the matrix of bone. Select one: a. lacunae b. lamellae c. Haversian canals d. perforating canals e. canaliculi

e. canaliculi

True ribs are directly connected to the sternum by ________. Select one: a. sternal ligaments b. costal facets c. articular cartilages d. costal ligaments e. costal cartilages

e. costal cartilages

The primary function of ________ is exemplified when bones function as levers. Select one: a. blood cell production b. storage c. protection d. support e. movement

e. movement

The coccyx is typically composed of ________ fused vertebrae. Select one: a. 1-2 b. 9-11 c. 7-8 d. 3-5 e. 6-7

d. 3-5

The vertebral column contains ________ cervical vertebrae. Select one: a. 31 b. 12 c. 5 d. 7 e. 4

d. 7

The vertebral column contains ________ lumbar vertebrae. Select one: a. 5 b. 7 c. 4 d. 31 e. 12

a. 5

A movement toward the longitudinal axis of the body in the frontal plane is termed Select one: a. adduction. b. flexion. c. abduction. d. inversion. e. extension.

a. adduction.

The process of depositing calcium salts into a tissue other than bone is called ________. Select one: a. calcification b. ossification c. remodeling d. osteolysis e. resorption

a. calcification

The C1 vertebra forms a pivot joint with the C2 vertebra through a projection called the ________. Select one: a. dens b. pedicle c. transverse process d. superior articular process e. spinous process

a. dens

Two hormones that work together to elevate calcium levels in the body are ________ and ________. Select one: a. parathyroid hormone; calcitriol b. vitamin D3; growth hormone c. growth hormone; calcitonin d. parathyroid hormone; calcitonin e. vitamin A; vitamin C

a. parathyroid hormone; calcitriol

The fibula Select one: a. provides lateral stability to the ankle. b. is the medial bone of the leg. c. articulates with the femur. d. forms an important part of the knee joint. e. helps to bear the weight of the body.

a. provides lateral stability to the ankle.

Bone cells capable of dissolving the bony matrix are termed Select one: a. chondrocytes. b. osteoclasts. c. osteons. d. osteocytes. e. osteoblasts.

b. osteoclasts.

Ribs that are connected to the sternum by separate cartilaginous extensions are called ________ ribs. Select one: a. vertebrochondral b. true c. sternal d. floating e. false

b. true

The anterior connection between the two pubic bones is Select one: a. diarthrotic and an example of a symphysis. b. diarthrotic. c. an example of a symphysis. d. a condylar joint. e. actually comprised of three separate joints.

c. an example of a symphysis.

The smooth, rounded, or oval articular process of a bone is termed a Select one: a. head. b. ridge. c. condyle. d. crest. e. trochlea.

c. condyle.

Ribs that have no connection to the sternum are called ________. Select one: a. false ribs b. true ribs c. floating ribs d. vertebrochondral ribs e. vertebrosternal ribs

c. floating ribs

The fibular collateral ligament is part of which joint? Select one: a. ankle b. shoulder c. knee d. elbow e. hip

c. knee

Regulatory functions of the skeletal system include Select one: a. facilitating transmission of nerve impulses. b. absorbing the shock of unexpected rapid body movements. c. maintaining the normal concentrations of calcium and phosphate ions in body fluids. d. cushioning abdominal organs such as the kidneys. e. contracting muscles.

c. maintaining the normal concentrations of calcium and phosphate ions in body fluids.

The special movement of the thumb that allows it to grasp an object and hold onto it is called Select one: a. retraction. b. eversion. c. opposition. d. rotation. e. circumduction

c. opposition.

A crest on a bone is defined as a(n) Select one: a. low ridge. b. elongated cleft. c. prominent ridge. d. narrow groove. e. small, rounded projection.

c. prominent ridge.

Skull bones are joined by tight connections called Select one: a. gomphoses. b. synchondroses. c. sutures. d. syndesmoses. e. symphyses.

c. sutures.

A fibrous joint in which the bones are held together by a ligamentous connection is a Select one: a. diarthrosis. b. synarthrosis. c. syndesmosis. d. suture. e. symphysis.

c. syndesmosis.

A compound fracture Select one: a. is completely internal. b. is a type of incomplete fracture. c. is also known as a closed fracture. d. is caused by an underlying pathology. e. results in bone projecting through the skin.

e. results in bone projecting through the skin.

An abnormal lateral curvature of the spine is termed Select one: a. lordosis. b. cyanosis. c. gomphosis. d. kyphosis. e. scoliosis.

e. scoliosis.


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