PART I. Check Your Understanding Activity 1: Reviewing Skeletal Cartilages 1. Wh

Question

PART I. Check Your Understanding Activity 1: Reviewing Skeletal Cartilages 1. Which specific cartilage type: 8 a. covers the ends of moveable bones? b. is found in the epiphyseal plate? c. is predominant in the pubic symphysis? d. connects the vertebrae to one another? e. forms the meniscus? f. connects the ribs to the sternum? 2. State one structural difference between fibrocartilage and elastic cartilage. Activity 2: Classifying and Identifying the Bones of the Skeleton For each of the five bones indicated in the figure at the right, complete the following chart: 1. Name of Bone Shape of Bone Axial or Appendicular?

Explanation / Answer

ACTIVITY 1

Q1 a ) Articular cartilage

b) Hyaline cartilage

c) Fibrocartilage.

d) Hyaline cartilage

e) Fibrocartilage.

f) Costal cartilage.

Q2) Difference between elastic and fibrocartilages:

Elastic cartilages:- - They have large and paired lacunae

- chondrocyte in lacuna are present in elastic cartilages

- elastic fibers are present in elastic cartilages

- Elastic cartilages are located in ear lobe, epiglottis.

Fibricartilages:-

- Fibrocartilages are numerous

- Fibrocartilages none visible.

- Fibrocartilages are located the circulatory system.

ACTIVITY 3

Q1) Periosteun function is that its cells helps in bone repair and growth.

Q2) c) medullary cavity.

Q3) a) Spongy bones of the epiphysis

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