The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large. Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

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Answer 1

Question

Chapter 9, Problem 9SQ

a.

Summary Introduction

To explain: The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

b.

Summary Introduction

To explain: The reason why only boys are affected by Duchenne muscular dystrophy.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

c.

Summary Introduction

To explain: The reason why a child with muscular dystrophy pulls himself up a flight of stairs.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

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Answer 2

Question

Chapter 9, Problem 9SQ

a.

Summary Introduction

To explain: The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

b.

Summary Introduction

To explain: The reason why only boys are affected by Duchenne muscular dystrophy.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

c.

Summary Introduction

To explain: The reason why a child with muscular dystrophy pulls himself up a flight of stairs.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

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Answer 3

Question

Chapter 9, Problem 9SQ

a.

Summary Introduction

To explain: The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

b.

Summary Introduction

To explain: The reason why only boys are affected by Duchenne muscular dystrophy.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

c.

Summary Introduction

To explain: The reason why a child with muscular dystrophy pulls himself up a flight of stairs.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

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Answer 4

Question

Chapter 9, Problem 9SQ

a.

Summary Introduction

To explain: The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

b.

Summary Introduction

To explain: The reason why only boys are affected by Duchenne muscular dystrophy.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

c.

Summary Introduction

To explain: The reason why a child with muscular dystrophy pulls himself up a flight of stairs.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

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Answer 5

Chapter 9, Problem 9SQ

a.

Summary Introduction

To explain: The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

b.

Summary Introduction

To explain: The reason why only boys are affected by Duchenne muscular dystrophy.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

c.

Summary Introduction

To explain: The reason why a child with muscular dystrophy pulls himself up a flight of stairs.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

Answer 6

Chapter 9, Problem 9SQ

a.

Summary Introduction

To explain: The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

Answer 7

Chapter 9, Problem 9SQ

a.

Summary Introduction

To explain: The reason why the muscles of the legs of a child with Duchenne muscular dystrophy appear large.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

Answer 8

b.

Summary Introduction

To explain: The reason why only boys are affected by Duchenne muscular dystrophy.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

Answer 9

b.

Summary Introduction

To explain: The reason why only boys are affected by Duchenne muscular dystrophy.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

Answer 10

c.

Summary Introduction

To explain: The reason why a child with muscular dystrophy pulls himself up a flight of stairs.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

Answer 11

c.

Summary Introduction

To explain: The reason why a child with muscular dystrophy pulls himself up a flight of stairs.

Concept introduction: In the human body, the musculoskeletal system includes the muscles, bones, and joints. There are various abnormalities such as muscular dystrophy related to the muscles that are attached to bone and the internal organs. Muscular dystrophy includes a group of hereditary disorders that are characterized by the progressive weakness and the degeneration of muscle fibers. The most common type of muscular dystrophy is Duchenne muscular dystrophy (DMD).

Answer 12

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Answer 13

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Answer 14

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Answer 15

Ch. 9 - Prob. 1LO Ch. 9 - Prob. 2LO Ch. 9 - Prob. 3LO Ch. 9 - Prob. 4LO Ch. 9 - Prob. 5LO Ch. 9 - Prob. 6LO Ch. 9 - Prob. 7LO Ch. 9 - Prob. 8LO Ch. 9 - Prob. 9LO Ch. 9 - Prob. 10LO

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