the appendicular skeleton ch. 5c. the appendicular skeleton slide 5.32a copyright © 2003 pearson...
TRANSCRIPT
The Appendicular Skeleton
Ch. 5c
The Appendicular SkeletonThe Appendicular Skeleton
Slide 5.32a
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Limbs (appendages)
Pectoral girdle
Pelvic girdle
The Appendicular SkeletonThe Appendicular Skeleton
Slide 5.32b
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 5.6c
The Pectoral (Shoulder) GirdleThe Pectoral (Shoulder) Girdle
Slide 5.33Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Composed of two bones
Clavicle – collarbone
Scapula – shoulder blade
These bones allow the upper limb to have exceptionally free movement
Bones of the Shoulder GirdleBones of the Shoulder Girdle
Slide 5.34a
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 5.20a, b
Bones of the Shoulder GirdleBones of the Shoulder Girdle
Slide 5.34b
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 5.20c, d
Quick Quiz
1. Point to your Clavicle
2. Point to your partner’s Scapula
3. Give a major function of the Shoulder Girdle, and an example of how we might use our shoulder girdle.
Bones of the Upper LimbBones of the Upper Limb
Slide 5.35a
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
The upper arm is formed by a single bone
Humerus
Figure 5.21a, b
Bones of the Upper LimbBones of the Upper Limb
Slide 5.35b
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
• The forearm has two bones
• Ulna
• Pinky Side
• Radius
• Thumb SideFigure 5.21c
Bones of the Upper LimbBones of the Upper Limb
Slide 5.36Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
The hand
Carpals
wrist
Metacarpals
palm
Phalanges
fingersFigure 5.22
Quick Quiz
1. Point to your Humerus
2. Name the two bones of the lower arm, and how you know which is which.
Bones of the Pelvic GirdleBones of the Pelvic Girdle
Slide 5.37Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Coxal Bone: Hip bones Composed of three pair of fused bones
Ilium Ischium Pubic bone
The total weight of the upper body rests on the pelvis
Protects several organs Reproductive organs Urinary bladder Part of the large intestine
The PelvisThe Pelvis
Slide 5.38a
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 5.23a
The PelvisThe Pelvis
Slide 5.38b
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 5.23b
Gender Differences of the PelvisGender Differences of the Pelvis
Slide 5.39Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 5.23c
Quick Quiz
1. What are the functions of the Pelvic Girdle?
2. What is the formal name for the Hip Bone?
3. Which bone of the hip is easiest to feel when palpating your hips?
Bones of the Lower LimbsBones of the Lower Limbs
Slide 5.40a
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
The thigh has one bone
Femur – thigh bone
Figure 5.35a, b
Bones of the Lower LimbsBones of the Lower Limbs
Slide 5.40b
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
The lower leg has two bones
Tibia
Fibula
Figure 5.35c
Bones of the Lower LimbsBones of the Lower Limbs
Slide 5.41Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
The foot
Tarsals
ankle
Metatarsals
sole
Phalanges
toesFigure 5.25
Arches of the FootArches of the Foot
Slide 5.42Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Bones of the foot are arranged to form three strong arches
Two longitudinal
One transverseFigure 5.26
Quick Quiz
1. Where is your femur located?
2. What are the two bones of the lower leg called, and how can you tell which is which?
3. Why is the foot arched?
4. What problems might result if the foot is not arched?