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Exam 6: Bones and Skeletal Tissue

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Question 31

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What are the differences between the diaphysis and the epiphyses of long bones?

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Diaphyseal bone is composed almost entir...

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Question 32

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A fracture in the shaft of a bone would be a break in the ________.

A) metaphysis
B) articular cartilage
C) diaphysis
D) epiphysis

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Question 33

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Explain why swimming is not generally recommended as an exercise to prevent osteoporosis.

The central (Haversian) canal that runs through the core of each osteon is the site of ________.

Bones are covered and lined by a protective tissue called periosteum.The inner (osteogenic) layer consists primarily of ________.

The hormone that is primarily involved in the control of bone remodeling is calcitonin.

Emily,a 64-year-old formerly obese woman who successfully lost over 100 pounds,was brought to the hospital suffering pain in her legs,and an X- ray revealed that she had a simple fracture in her right femur and a crack in her left tibia.Other tests revealed that her bones were brittle and porous.What might have happened to Emily,and what advice would she have been given by the physician?

Which of the following is not a function of the skeletal system?

Bones are classified by whether they are weight bearing or protective in function.

The process of bones increasing in thickness is known as ________.

Match the following: -Area where bone longitudinal growth takes place.

Each consecutive bone lamella has collagen fibers that wrap in alternating directions.

Match the following: -Small channels that radiate through the matrix of bone.

The periosteum is secured to the underlying bone by ________.

Prevention of osteoporosis includes adequate intake of ________.

Cartilage has a flexible matrix that can accommodate mitosis of chondrocytes.

Growth of bones is controlled by a symphony of hormones.Which hormone is of greatest importance for bone growth during infancy and childhood?

An osteon contains osteocytes,lamellae,and a central canal,and is found in compact bone only.

Match the following: -Smooth,nearly flat articular surface.

Figure 6.2 Using Figure 6.2, match the following: -Epiphysis of the bone.