Fill in the Gaps: More Bones of the Skull
4. ABALDLIMOD
Make a Connection:
Cranial Sutures
Unscramble the words in the left column below to discover the names of the four cranial sutures. Then draw a line to link each suture to its location.
66 Chapter 7 Skeletal System
Conceptualize in Color:
Facial Bones
Test your knowledge of the facial bones by coloring the following bones in the figure below. Use the colors suggested or choose your own.
● Nasal bones: Yellow
● Inferior nasal conchae: Orange
● Vomer: Brown
● Mandible: Blue
● Maxillae: Green
● Zygomatic bones: Purple
● Lacrimal bones: Red
Conceptualize in Color:
Sinuses
Identify the various paranasal sinuses by coloring them in the following figure. Use the colors suggested or choose your own.
● Frontal sinuses: Yellow
● Maxillary sinuses: Blue
● Ethmoid sinuses: Pink
● Sphenoid sinus: Orange
68 Chapter 7 Skeletal System
Drawing Conclusions:
Infant Skull
Solidify your knowledge of the infant skull by coloring the features of the skull. Then fill in the blanks of the sentences to identify some conditions that can cause changes in the fontanels.
Color these features in the following figure. Use the colors suggested or choose your own.
● Anterior fontanel: Pink
● Posterior fontanel: Blue
● Sagittal suture: Yellow
1. A bulging anterior fontanel signals increased .
2. A sunken anterior fontanel suggests .
3. causes the suture lines to widen abnormally.
● Lambdoid suture: Green
● Squamous suture: Purple
● Coronal suture: Red
Drawing Conclusions:
The Vertebral Column
In the figure below, color each of the following structures a different color: the cervical vertebrae, the thoracic vertebrae, the lumbar vertebrae, the sacrum, and the coccyx. Draw lines indicating the cervical curve, the thoracic curve, the lumbar curve, and the sacral curve.
70 Chapter 7 Skeletal System
Conceptualize in Color:
Vertebrae
Hone your knowledge of vertebrae by coloring each of these structures in the following figure. Use the colors suggested or choose your own.
● Body: Purple
● Spinous process: Yellow
● Transverse process: Tan
● Lamina: Brown
● Vertebral foramen: Outline in blue
Conceptualize in Color:
Thoracic Cage
Color each of these structures of the thoracic cage in the following figure. Use the colors suggested or choose your own.
● Manubrium: Brown
● Body of the sternum: Tan
● Xiphoid process: Pink
● True ribs: Blue
● False ribs: Yellow
● Floating ribs: Green
● Draw a red line at the suprasternal notch
● Draw a purple line at the costal margins
72 Chapter 7 Skeletal System
Drawing Conclusions:
Pectoral Girdle
Test your knowledge of the bones of the pectoral girdle by first coloring the structures listed below. Use the colors suggested or choose your own. Then fill in the blanks in the sentences to describe their function.
● Scapula: Light tan
● Clavicle: Yellow
● Acromion process: Brown
1. The acromion process articulates with the ; it is the only point where the
and attach to the rest of the skeleton.
2. The coracoid process provides a point of attachment for . 3. The glenoid cavity articulates with the head of the .
● Coracoid process: Dark tan
● Glenoid cavity: Outline in pink
Drawing Conclusions:
Upper Limb
Color the bones of the arm as described below. Use the colors suggested or choose your own. Then identify key markings of those bones by writing the name of each marking in the appropriate space.
● Humerus: Brown
● Radius: Yellow
● Ulna: Pink
4
3 2 1
74 Chapter 7 Skeletal System
Drawing Conclusions:
The Hand
Improve your knowledge of the bones of the hand by coloring the following structures in the figure below. Use the colors suggested or choose your own. Then label each digit with the correct Roman numeral.
● Carpal bones: Blue
● Metacarpal bones: Pink
● Proximal Phalanges: Yellow
● Middle Phalanges: Orange
● Distal Phalanges: Green
Conceptualize in Color:
Pelvic Girdle
Color the following structures in each os coxae, which together form the pelvic girdle. Use the suggested colors or choose your own.
● Ilium: Yellow
● Ischium: Orange
● Pubis: Pink
● Symphysis pubis: Blue
● Acetabulum: Green
● Iliac crest: Outline in Red
● Obturator foramen: Outline in Purple
Illuminate the Truth:
The Pelvis
Highlight the word or phrase that makes each statement correct.
76 Chapter 7 Skeletal System
Drawing Conclusions:
Femur
Color the femur shown here using a color or colors of your choosing. Then identify key markings on the femur by writing the name of each marking in the appropriate space.
6 5 4 3 1
2
7
Drawing Conclusions:
Lower Leg
Color the bones of the lower leg listed below. Use the colors suggested or choose your own. Then identify key landmarks by writing the name of each landmark in the appropriate space.
● Patella: Brown
● Tibia: Yellow
● Fibula: Pink
2 1
3
78 Chapter 7 Skeletal System
Drawing Conclusions:
Foot
Identify the bones of the foot by coloring each one listed below. Use the colors suggested or choose your own. Then number the metatarsals by labeling each with the proper Roman numeral.
● Calcaneus: Green
● Talus: Pink
● Navicular: Orange
● Cuneiforms: Yellow
● Metatarsals: Blue
● Proximal phalanges: Purple
● Middle phalanges: Red
● Distal phalanges: Tan
● Cuboid: Light blue
Puzzle It Out:
Skeletal Facts
Continue to test your knowledge of the skeletal system by completing the following crossword puzzle.
ACROSS
1. Second cervical vertebra 4.
DOWN
1. A herniated disc results when the
JOINTS 8
Joints, or articulations, are the points where two bones meet. The body contains a number of different articulations, varying in both size and shape. It’s these differences that allow us to perform a wide variety of movements, ranging from walking and running to writing or playing the piano.
a. Are freely movable
b.Result when bones are joined by cartilage c. Result when collagen fibers from one bone
penetrate the adjacent bone
d. The most numerous of the body’s joints e. Are slightly movable
f. Also called diarthroses g. Are fixed joints
h. Also called amphiarthroses
i. An example is the symphysis pubis
j. Examples include the knee, hip, and elbow k. An example is the suture joints in the adult skull
l. Also called synarthroses Make a Connection:
Classifications of Joints
Unscramble the following words to discover three classifications of joints. Then draw lines to the list on the right to link each joint classification to its characteristics.