2. Common Injuries and Disorders of Muscles
Chapter 5: The Muscular System
Lesson 5.4
Common Injuries and Disorders of Muscles

3. 5.1&5.3 bellringer answers from 1-4-16
5.1:
5.3:
13-(I)-assists with flexion, abduction, and lateral rotation of thigh
1-muscle fiber, 2- fascicle, 3-blood vessel, 4-endomysium, 5- perimysium, 6- epimysium, 7-fascia, 8- tendon, 9-bond
1-D
2-P
14-F
3-H
15-L
4-G
16-B
5-K
17-N
6-C
18-J
7-R
19-Q
8-A
9-S
10-M
11-O
12-E

4. Muscle Injuries strain–overstretched muscle contusion–bruised muscle
grade I, II, III
contusion–bruised muscle
myositis ossificans
cramps–spasming muscle
delayed onset muscle soreness–tear

5. Tendon Injuries tendinitis–inflamed tendon
tendinosis–degeneration of a tendon
Val Thoermer/Shutterstock.com

6. Joint Injuries rotational injury at shoulder overuse of elbow
shin splints
whiplash

7. Muscle Disorders
muscular dystrophy
hernia

8. Review and Assessment
True or False? 1. Tendinitis is muscle strain. 2. A contusion is a bruise. 3. Whiplash is a joint injury. 4. A hernia is a tendon injury. 5. A strain is an over stretch of a tendon.