Download Chapter 5 Notes (Upper Appendicular)

Essentials of Human Anatomy & Physiology
Seventh Edition
Elaine N. Marieb
Chapter 5
Upper Appendicular
Skeleton
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
The Appendicular Skeleton = 126 bones
Sternoclavicular joint
Sacroiliac joint
Figure 5.6c
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.32b
The Appendicular Skeleton
• Upper appendicular:
includes left and right
sides of body
Pectoral girdle(4)
Upper limbs(60)
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.32a
The Appendicular Skeleton
coxal
 Lower appendicular:
includes left and right
sides of body
Pelvic girdle (2)
Lower limbs(60)
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.32a
Upper Appendicular Skeleton
 Pectoral girdle
 Clavicle (2)
 Scapula (2)
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.32a
Upper Appendicular Skeleton
 Upper limbs
 Humerus (2)
 Ulna (2)
 Radius (2)
 Carpals (16)
 Metacarpals (10)
 Phalanges (28)
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.32a
Pectoral (Shoulder) Girdle bones
Sternoclavicular joint
Articulation between
medial end of clavicle
& sternum
Clavicle = collarbone
Figure 5.20a, b
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.34a
Pectoral (Shoulder) Girdle bones
Muscle
attachment
Scapula = shoulder blade
Shoulder
muscle
attachment &
clavical
articulation
Glenoid cavity
Attaches
to back &
neck
muscles
Articulates with
head of humerous
Pectoral (Shoulder) Girdle Bones
Separated shoulder
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.34b
Upper Limb bones
Articulates with
glenoid cavity
Shoulder muscle
attachment
Greater
tubercle
Humerus
(upper arm)
Deltoid muscle
attachment
Articulates
with ulna
Articulates with
head of radius
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
(lateral condyle)
(medial condyle)
Capitulum
(lateral condyle)
Upper Limb bones
Humeroscapular
(or glenoscapular) joint
Figure 5.21a, b
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.35a
Upper Limb bones
Articulates with
trochlea of
humerous
Triceps
In Forearm: Ulna
Between
radius &
ulna
pinky side
medial bone
head
Figure 5.21c
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.35b
Upper Limb bones
Articulates with capitulum of
humerous AND ulna
Biceps attachment
In Forearm: Radius
thumb side
lateral bone
Wrist muscle attachment
Between radius & head of ulna
Upper Limb bones
Hand
 Carpals – wrist
 Metacarpals – palm
 Phalanges – fingers
Figure 5.22
right hand anterior view
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.36
Upper Limb bones- Hand
 Carpals – wrist
 Hamate
 Pisiform
 Triquetral
 Lunate
 Trapezoid
 Trapezium
 Scaphold
 Capitate
Figure 5.22
right hand anterior view
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.36
Upper Limb bones- Hand
 Hand
 Metacarpals- palm
Figure 5.22
Right hand anterior view
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.36
Upper Limb bones- Hand
no
middle
 Phalanges- fingers
 Use numbers too!
 “Phalanx” (singular)
Figure 5.22
right hand anterior view
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.36
Carpal tunnel syndrome
Pressure on Medial
Nerve (in wrist)
Leads to numbness,
pain, tingling
Treatment includes
splinting, steroids,
surgery
Copyright © 2003 Pearson Education, Inc. publishing as Benjamin Cummings
Slide 5.36