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

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Question 33

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

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

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?

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

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

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

The periosteum is secured to the underlying bone by ________.

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

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

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

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

Prevention of osteoporosis includes adequate intake of ________.

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

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

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

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

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

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