Chapter 5 - Lisle CUSD 202

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Chapter 5 Skeletal System

I. Overview of Bones:

Functions of Bones:

-What are the five functions of bones:

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-Describes each function:

Classification of bone:

-What are five different types of bones ( give examples for each type)?

Answer questions on page 135:

Structure of long bone :

Gross Anatomy:

- What makes up most of the bone length?

- What is the protective layer around the diaphysis?

- What fibers secure the connective tissue to the long bone?

- What are the ends of the long bone called?

- What is the epophyseal plate and line?

- What is the difference between yellow and red marrow?

- What are the primary functions for using bone markings?

- Know all examples of projections for attachments and joints:

- Know all examples of depressions for nerve and blood vessels:

Microscopic Anatomy:

- What is an oseteocyte?

- What are lacunae?

- What are lamellae?

- What are central (Haversian) canals?

- What is an osteon?

- What is a canaliculi?

- What are perforating (Volkmann’s) canal?

Answer Questions on page 140:

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4.

Bone Formation, Growth, and Remodeling:

-What is bone formation called?

-What are cells that formed bone called?

-What cells destroy bone?

-Why is bone remodeling essential?

-Name a homeostatic imbalance in bone?

-What are the four major events that take place during bone repair?

Answers questions on page 143:

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II. Axial Skeleton:

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Skull:

The skull consists of these two major regions:

-List the Cranium bones:

-List the facial bones:

-Why is the hyoid bone so different than any other bone in the body?

-How is the fetal skull different from the mature skull and why is it different?

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12.

Answer Questions on page 150:

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Vertebral Column (Spine):

-What is the different between the spine at birth and an adult spine?

-What separate the individual vertebrae?

-What is the primary curvature?

-What produces the c-shape of the spine in newborns?

-List at list four ways you can protect you back on a daily basis? (pg152-153)

-What is the secondary curvature?

-What is scoliosis

-What is kyphosis?

-What is lordosis?

-List common features of all vertebrae:

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Describe the shape that is unique to the cervical vertebrae:

-How many vertebrae are in the thoracic region of the spine?

-Describe the shape of the thoracic vertebrae:

-Why is the lumbar region considered the strongest?

-How many vertebrae are fused to make up the sacrum?

What motion does the first cervical vertebra let the head perform?

-What motion does the second cervical vertebra let the head perform?

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-What is another common name for the coccyx?

-What bones form the thoracic cage?

-What are the three major regions to the sternum?

-How many pairs of ribs does the human body have?

-What are the three different types of ribs?

Answer Questions on page 158:

III. Appendicular Skeleton:

List the bones of the shoulder:

-The shoulder girdle is very light and allows the upper limb to have free movement due to what factors?

-List bones of the arm and forearm with distinct features:

-List bones of the hand and wrist:

Answer questions on page 162:

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Bones of the pelvic girdle:

-What three bones are fused to form the pelvic?

-What are the differences between a false pelvic and a true pelvic?

-List landmarks in the ischium:

Answer questions on page 164:

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23.

Bones of the lower limb:

-List bones of the thigh and leg:

-List landmark of the femur:

-List landmarks of the fibula and tibia:

-List bones of the foot:

Answer questions on page 166:

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IV. Joints:

-What are the three types of joints and how do they differ?

-What are fibrous joints?

-What are cartilaginous joints?

-What are synovial joints?

-What happens during dislocation and reduction:

-What are the four distinguishing features of synovial joints?

-List the different shapes of synovial joints and there functions?

-What is bursitis?

-How is arthritis different from rheumatoid arthritis?

-What is gout?

Answer questions on page 174:

V. Developmental Aspects of the skeleton:

When are skeletal changes the most dramatic?

-At what age is the skull the largest?

-What happens to bones if we don’t use them?

-Why does a woman after menopause have osteoporosis?

-Why do older humans complain of stiff joints?

Answer questions on page 176:

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