6 Bones and Skeletal Tissues

Which of the following is not a type of cartilage? Hyaline Elastic Fibrocartilage Dense regular Answer: d. Dense regular © 2013 Pearson Education, Inc.

Which of the following is not a type of cartilage? Hyaline Elastic Fibrocartilage Dense regular Answer: d. Dense regular © 2013 Pearson Education, Inc. 3

Fibrocartilage would be found at which location? Elbow Knee Larynx External ear Answer: b. Knee © 2013 Pearson Education, Inc.

Fibrocartilage would be found at which location? Elbow Knee Larynx External ear Answer: b. Knee © 2013 Pearson Education, Inc. 5

Growth of cartilage from within cartilage is termed ________. interstitial growth remodeling appositional growth endochondral growth Answer: a. Interstitial growth © 2013 Pearson Education, Inc.

Growth of cartilage from within cartilage is termed ________. interstitial growth remodeling appositional growth endochondral growth Answer: a. Interstitial growth © 2013 Pearson Education, Inc. 7

The terms "long," "short," "flat," and "irregular" are used to classify bones based on their ________. tissue content function shape weight Answer: c. shape © 2013 Pearson Education, Inc.

The terms "long," "short," "flat," and "irregular" are used to classify bones based on their ________. tissue content function shape weight Answer: c. shape © 2013 Pearson Education, Inc. 9

The most important characteristic for designating a bone as a long bone is _________. its elongated shape its total length its length relative to other bones its location in the body Answer: a. its elongated shape © 2013 Pearson Education, Inc.

The most important characteristic for designating a bone as a long bone is _________. its elongated shape its total length its length relative to other bones its location in the body Answer: a. its elongated shape © 2013 Pearson Education, Inc. 11

Which of the following functions of the skeletal system would be considered a "metabolic function"? Protection Support Mineral storage Movement Answer: c. Mineral storage © 2013 Pearson Education, Inc.

Which of the following functions of the skeletal system would be considered a "metabolic function"? Protection Support Mineral storage Movement Answer: c. Mineral storage © 2013 Pearson Education, Inc. 13

Depressions on bones include ___________. fossae trochanters tubercles tuberosities Answer: a. fossae © 2013 Pearson Education, Inc.

Depressions on bones include ___________. fossae trochanters tubercles tuberosities Answer: a. fossae © 2013 Pearson Education, Inc. 15

An example of a projection on a bone that is a site of muscle or ligament attachment is a ___________. meatus head condyle trochanter Answer: d. trochanter © 2013 Pearson Education, Inc.

An example of a projection on a bone that is a site of muscle or ligament attachment is a ___________. meatus head condyle trochanter Answer: d. trochanter © 2013 Pearson Education, Inc. 17

Which of the following is not a type of bone cell? Osteoblast Osteoclast Osteocyte Osteoclasp Answer: d. Osteoclasp © 2013 Pearson Education, Inc.

Which of the following is not a type of bone cell? Osteoblast Osteoclast Osteocyte Osteoclasp Answer: d. Osteoclasp © 2013 Pearson Education, Inc. 19

An adult male is donating red bone marrow to determine if he is a match to a leukemia patient. Most likely, the doctor will collect the bone marrow from his ____________. femoral diaphysis humeral diaphysis sternum skull Answer: c. sternum © 2013 Pearson Education, Inc.

An adult male is donating red bone marrow to determine if he is a match to a leukemia patient. Most likely, the doctor will collect the bone marrow from his ____________. femoral diaphysis humeral diaphysis sternum skull Answer: c. sternum © 2013 Pearson Education, Inc. 21

A group of concentric rings of bone matrix, comprising the functional unit of long bones, is called a(n) __________. lamella osteon pillar system Sharpey's system Answer: b. osteon © 2013 Pearson Education, Inc.

A group of concentric rings of bone matrix, comprising the functional unit of long bones, is called a(n) __________. lamella osteon pillar system Sharpey's system Answer: b. osteon © 2013 Pearson Education, Inc. 23

Adjacent osteocytes communicate via gap junctions found within ________. lacunae Volkmann's canals Haversian canals canaliculi Answer: d. canaliculi © 2013 Pearson Education, Inc.

Adjacent osteocytes communicate via gap junctions found within ________. lacunae Volkmann's canals Haversian canals canaliculi Answer: d. canaliculi © 2013 Pearson Education, Inc. 25

The principal component of bone that contributes to its hardness is __________. hydroxyapatite collagen osteoid organic Answer: a. hydroxyapatite © 2013 Pearson Education, Inc.

The principal component of bone that contributes to its hardness is __________. hydroxyapatite collagen osteoid organic Answer: a. hydroxyapatite © 2013 Pearson Education, Inc. 27

Which characteristic of cartilage enhances its job as the precursor to endochondral bone? Cartilage can decay easily. Cartilage can accommodate mitosis. Cartilage is a weak tissue. Cartilage is retained as part of the skeletal system. Answer: b. Cartilage can accommodate mitosis. © 2013 Pearson Education, Inc.

Which characteristic of cartilage enhances its job as the precursor to endochondral bone? Cartilage can decay easily. Cartilage can accommodate mitosis. Cartilage is a weak tissue. Cartilage is retained as part of the skeletal system. Answer: b. Cartilage can accommodate mitosis. © 2013 Pearson Education, Inc. 29

All bones formed via intramembranous ossification are ________ bones. long short flat irregular Answer: c. flat © 2013 Pearson Education, Inc.

All bones formed via intramembranous ossification are ________ bones. long short flat irregular Answer: c. flat © 2013 Pearson Education, Inc. 31

What would long bone growth look like in an individual whose cartilage in the epiphyseal disc stopped dividing? The long bones would grow excessively. The long bones would cease growth in length. The long bones would cease growth in width. The long bones would appear normal. Answer: b. The long bones would cease growth in length. © 2013 Pearson Education, Inc.

What would long bone growth look like in an individual whose cartilage in the epiphyseal disc stopped dividing? The long bones would grow excessively. The long bones would cease growth in length. The long bones would cease growth in width. The long bones would appear normal. Answer: b. The long bones would cease growth in length. © 2013 Pearson Education, Inc. 33

Which of the following bone cell types is primarily responsible for initiating ossification of bone? Osteoblasts Osteoclasts Osteocytes Chondroblasts Answer: a. Osteoblasts © 2013 Pearson Education, Inc.

Which of the following bone cell types is primarily responsible for initiating ossification of bone? Osteoblasts Osteoclasts Osteocytes Chondroblasts Answer: a. Osteoblasts © 2013 Pearson Education, Inc. 35

Adding new bony matrix to injury sites is known as _________. bone sizing bone deposition bone resorption bone addition Answer: b. bone deposition © 2013 Pearson Education, Inc.

Adding new bony matrix to injury sites is known as _________. bone sizing bone deposition bone resorption bone addition Answer: b. bone deposition © 2013 Pearson Education, Inc. 37

In a patient whose parathyroid glands have been removed, you would expect that person's blood calcium levels to _______. decrease increase stay the same increase twofold Answer: a. decrease © 2013 Pearson Education, Inc.

In a patient whose parathyroid glands have been removed, you would expect that person's blood calcium levels to _______. decrease increase stay the same increase twofold Answer: a. decrease © 2013 Pearson Education, Inc. 39

Calcium's homeostatic importance to the body is primarily _____________. to strengthen bone to function in numerous metabolic activities (muscle contraction, blood coagulation) to whiten our teeth both a and c Answer: b. to function in numerous metabolic activities (muscle contraction, blood coagulation) © 2013 Pearson Education, Inc.

Calcium's homeostatic importance to the body is primarily _____________. to strengthen bone to function in numerous metabolic activities (muscle contraction, blood coagulation) to whiten our teeth both a and c Answer: b. to function in numerous metabolic activities (muscle contraction, blood coagulation) © 2013 Pearson Education, Inc. 41

A local coroner determined that the unidentified skeleton found last week was that of a weight lifter because the muscle attachment sites were much thicker than in a normal person. This phenomenon is known as _______. calcitonin metabolism the weight lifter law bone resorption Wolff's law Answer: d. Wolff's law © 2013 Pearson Education, Inc.

A local coroner determined that the unidentified skeleton found last week was that of a weight lifter because the muscle attachment sites were much thicker than in a normal person. This phenomenon is known as _______. calcitonin metabolism the weight lifter law bone resorption Wolff's law Answer: d. Wolff's law © 2013 Pearson Education, Inc. 43

A disease caused by vitamin D deficiency in children is termed ________. Paget's disease osteoporosis rickets osteomalacia Answer: c. Rickets © 2013 Pearson Education, Inc.

A disease caused by vitamin D deficiency in children is termed ________. Paget's disease osteoporosis rickets osteomalacia Answer: c. Rickets © 2013 Pearson Education, Inc. 45

At what age are nearly all bones completely ossified and skeletal growth ended? 18 21 25 28 Answer: c. 25 © 2013 Pearson Education, Inc.

At what age are nearly all bones completely ossified and skeletal growth ended? 18 21 25 28 Answer: c. 25 © 2013 Pearson Education, Inc. 47