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NAME
LABTIME/DATE
TheAppendicular
Skeleton
Bonesof the PectoralGirdleand UpperExtremity
1. Match the bone namesor markings in column B with the descriptionsin column A.
Column B
ColurnnA
s; deltoidtuberosiry
1. raised areaon lateral surfaceof humerusto which deltoid muscle
attaches
i: humerus
2. arm bone
a. acromion
b. capitulum
c. carpals
p; scapula
3.
bonesofthe shouldersirdle
o; radius
t; ulna
4.
forearm bones
a: acromlon
5. scapularregion to which the clavicleconnects
D: scaDula
6. shouldergirdle bonethat is unattachedto the axial skeleton
d; clavicle
7. shoulder girdle bone that articulateswith and transmits forces
d; clavicle
,
d. clavicle
e. coracoidprocess
f. coronoidfossa
g. deltoid tuberosity
to the bony thorax
h. glenoidcavity
h; glenoid cavity
8 . depressionin the scapulathat articulateswith the humerus
i, humerus
e; coracoidprocess
9. processabove the glenoid cavity that permits muscle attachment
J. metacarpals
d; clavicle
10. the "collarbone"
k. olecranonfossa
s; trochlea
l l . distal condyle of the humerusthat articulateswith the ulna
l . olecranonprocess
t; ulna
12. medial bone of forearm in anatomicalposition
m. phalanges
b: caoitulum
13. rounded knob on the humerus; adjoins the radius
n. radial tuberosity
f: coronoid fossa
14. anterior depression,superior to the trochlea, which receivespart
o. radius
of the ulna when the forearm is flexed
p. scapula
t: ulna
15. forearm bone involved in formation of the elbow joint
c; carpals
16. wrist bones
m; phalanRes
t7. finger bones
i; metacarpals
18. headsof thesebonesform the knuckles
q. sternum
r. styloid process
s. trochlea
p; scapula
a: sternum
t. ulna
19. bonesthat articulate with the clavicle
69
) How is the arm held clear of the widest dimension of the thoracic caee?
Theclavicleactsas a strut to hold theglenoidcavityof thescapula(thereforethearm) Iaterallyawayfrom the narrowestdimensionof
therib cage.
3. What is the total number of phalangesin the hand? l4
4. What is the total number of carpalsin the wrist? i
Name the carpals (medial to lateral) in the proximal row. pisiform'triangular'Iunate'scaphoid
In the distal row. thev are (medial to lateral)
hamare,capitate, trapezoid, trapezium
5. Using items from the list at the right, identify the anatomicallandmarks and regions of the scapula.
Key:
a.
acromion
b.
coracoidprocess
c.
glenoid cavity
d.
inferior angle
infraspinousfossa
1
f.
lateral border
b'
o
medial border
h.
spine
i.
superior angle
J.
superior border
k. suprascapularnotch
L
70
ReviewSheet1''l
supraspinousfossa
Match the terms in the key with the appropriateleader lines on the drawings of the humerus and the radius and ulna. Also
decide whether the bones shown are right or left bonesand whether the view shown is an anterior or a posterior view.
k
Key:
a. anatomical neck
b. coronoid process
c. distalradioulnarjoint
d. greater tubercle
e. head of humerus
f. headofradius
g. headof ulna
h. lateral epicondyle
i. medial epicondyle
j.
olecranonfossa
k, olecranonprocess
l. proximal radioulnarjoint
m. radial groove
n. radial notch
o. radial tuberosity
p. styloid processofradius
q. styloid processofulna
r. surgicalneck
s. trochlea
t. trochlearnotch
Circle the correct term for each pair in parentheses:
ThehumerusisaGigfri}eft)bonein{ananterior@view.TheradiusandulnaareGiEfri}eft)bonesin@
a posterior)view.
Bonesof the PelvicGirdleand LowerLimb
7. Compare the pectoral and pelvic girdles by choosing appropriatedescriptive terms from the key.
Key: a.
b.
c.
flexibility most important
massive
lightweight
Pectoral:
8.
a
, -----!-,
d.
e.
f.
insecureaxial and limb attachments
secureaxial and limb attachments
weight-bearingmost important
Pelvic:
-----3-,
What organs are protected, at least in part, by the pelvic girdle?
I lterur
f
lfpmnlpl
urinnru
hlndder
tmnll
intectine
rprhtm
ReviewSheet11
71
9. Distinguish between the true pelvis and the false pelvis. Thetruepelvisis theregioninferior to thepelvic brim, whichis encircled
by bone.Thefalsepelvisis theareamedialto theflarin| iliac bonesandliessuperiorto thepelvic brim.
10. Use letters from the key to identify the bone markings on this illustration of an articulated pelvis. Make an educatedguess
as to whether the illustration shows a male or female pelvis and provide two reasonsfor your decision.
Key:
This is u male
a.
acetabulum
b.
ala of sacrum
c.
anterior superior iliac spine
d.
iliac crest
e.
iliac fossa
f.
ischial spine
g.
pelvic brim
h.
pubic crest
i.
pubic symphysis
j.
sacroiliacjoint
k.
sacrum
(female/male)pelvis because;
Acetabula are close together; pubic anglelarch is lessthan 90"; narrow sacrum, heart-shapedpelvic inlet
11. Deduce why the pelvic bones of a fourJegged animal such as the cat or pig are much less massive than those of the human.
Thepelvicgirdle doesnot haveto carry theentireweightof thetrunkin thequadrupedanimal.
12. A person instinctively curls over his abdominal areain times of danger.Why?
Abdominal area orRansreceive the least
protectionfrom theskeletalsystem.
13. For what anatomical reasondo many women appearto be slightly knock-kneedl Thepelvisis broaderand theacetabula
and ilia are more laterally positioned. Thus, thefemur runs downward to the knee more obliquely than in the male
14. What doesfallen arches mean? A weakening,of the tendonsand lig,amentssupportinl the arches of the foot.
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ReviewSheet11
15. Matchthe bonenamesandrnarkingsin columnB with thedescriptions
in columnA.
ColumnA
Column B
a. acetabulum
i: ilium
k; ischium
t; pubis
l . fuseto form thecoxalbone
k; ischium
2. "sit-down"boneof thecoxalbone
c. femur
s; pubic symphysis
3. point wherethecoxalbonesjoin anteriorly
d. fibula
h; iliac crest
4. superiormost
marginof thecoxalbone
a; acetabulum
5. deepsocketin thecoxalbonethatreceivesthe headof the
and
thighbone
u; sacroiliacjoint
6. joint betweenaxial skeleton and pelvic girdle
c; Iemur
7. longest, strongestbone in body
d: fibula
8. thin lateral leg bone
x; tibia
9. heavy medial leg bone
c; femur
x; tibia
10. bonesforming kneejoint
.r; patella
12. kneecap
x; tibia
13. shinbone
o: medial malleolus
14. medial ankle projection
l:
15. lateral ankle projection
lateral malleolus
metatarsals
obturator foramen
17. ankle bones
p; metatarsals
18. bonesforming the instep of the foot
q; obturatorforamcn
19. opening in hip bone formed by the pubic and ischial rami
v; talus
ischium
medial malleolus
w; tarsals
x; tibia
iliac crest
Iinea aspera
16. largest tarsal bone
v: talus
greater sciatic notch
lessersciatic notch
b: calcaneus
un1j f; gregterand
lessertroclnnters
f. greater and lesser
trochanters
ischial tuberosity
11. point wherethepatellarligamentattaches
e; glutealtubergsity
e. gluteal tuberosity
ilium
y; tibial tuberosity
lateral malleolus
b. calcaneus
patella
20. sites of muscle attachmenton
theproximalfemur
21. tarsalbonethat "sits" on the calcaneus
22. weight-bearing bone of the leg
23, tarsal bone that articulateswith the tibia
pubic symphysis
pubis
sacroiliacjoint
talus
tarsals
tibia
tibial tuberosity
Review Sheet 11
73
16. Match the terms in the key with the appropriateleader lines on the drawings of the femur and the tibia and fibula. Also decide if thesebones are right or left bones and whether the view shown is an anterior or a posterior view.
Key:
a. distal tibiofibularjoint
b. fovea capitis
c. gluteal tuberosity
d. greater trochanter
e. headof femur
f. head of fibula
g. intercondylareminence
h. intertrochantericcrest
i. lateralcondyle
j.
lateralepicondyle
k. lateral malleolus
l. lesserffochanter
m. medial condyle
n. medial epicondyle
o. medial malleolus
p. neck of femur
q. proximal tibiofibular joint
r. tibial anterior border
S.
tibial tuberosity
Circle the correct term for eachpair in parentheses:
ThefemurisaGlgtr?Deft)bonein(ananterio.@view.Thetibiaandfibulaare(Etr}tert)bonesin@
a posterior) view.
Summaryof Skeleton
17. Identify all indicated bones (or groups of bones) in the diagram of the articulated skeleton on page 73.
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ReviewSheet11
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