Deck 13: Appendicular Skeleton

Question 1

Which of the following may cause skeletal variations?

A)Inadequate supply of calcium and vitamin D
B)Mechanical stress
C)Age
D)All of the above may cause skeletal variations

Answer 1

D

Question 2

The shoulder girdle consists of only the scapula and the clavicle.

Answer 2

True

Question 3

After the age of 50, the density of bone:

A)levels off and maintains its composition,
B)decreases slowly because of a shift in the remodeling activity.
C)increases slowly because of a shift in the remodeling activity.
D)decreases slowly because of changes in diet.

Answer 3

B

Question 4

A person with a fractured patella would expect discomfort in the:

A)elbow.
B)knee.
C)head.
D)ankle.

Question 5

The humerus articulates proximally with the clavicle.

Question 6

The trochlea and capitulum can be described as:

A)markings on the scapula.
B)parts of the proximal end of the ulna.
C)distal portions of the humerus.
D)metacarpal bones.

Question 7

Metacarpal bones form the framework of the:

A)wrist.
B)hand.
C)ankle.
D)foot.

Question 8

The ulna articulates proximally with the:

A)carpal bones.
B)humerus.
C)scapula.
D)None of the above is correct.

Question 9

The anterior of the pelvic girdle is formed by the:

A)sacrum.
B)ilium.
C)ischium.
D)pubis.

Question 10

The pisiform bone can be found in the:

A)wrist.
B)ankle.
C)neck.
D)skull.

Question 11

Which of the following is not true?

A)The pubic arch in the male is less than a 90-degree angle.
B)The pelvic cavity is narrower in the male than in the female.
C)The coccyx is less flexible in the male.
D)All of the above are true.

Question 12

During childbirth, a baby passes through an imaginary plane called the:

A)pelvic outlet.
B)symphysis pubis.
C)pelvic brim.
D)ilium.

Question 13

The human hand has greater dexterity than the forepaw of any animal because of the freely movable joint of the:

A)elbow.
B)shoulder.
C)wrist.
D)thumb.

Question 14

Going from proximal to distal, the bones of the upper extremity are:

A)metacarpals, carpals, ulna, and humerus.
B)carpals, metacarpals, ulna, and humerus.
C)humerus, radius, metacarpals, and carpals.
D)humerus, radius, carpals, and metacarpals.

Question 15

Going from proximal to distal, the bones of the lower extremity are:

A)femur, tibia, carpals, and metacarpals.
B)metacarpals, tarsals, femur, and tibia.
C)femur, tibia, tarsals, and metatarsals.
D)tarsals, metatarsals, femur, and tibia.

Question 16

Which of the following is not a tarsal bone?

A)Cuneiform
B)Navicular
C)Scaphoid
D)Talus

Question 17

Palpable bony landmarks are bones that can be touched and identified through the skin.

Question 18

The layman's name for the clavicle is the:

A)collarbone.
B)kneecap.
C)shinbone.
D)elbow.

Question 19

The structure above the pelvic inlet, which is bordered by muscle in the front and bone along the sides and back, is called the:

A)pelvic brim.
B)false pelvis.
C)pelvic girdle.
D)true pelvis.

Question 20

The longest and heaviest bone in the body is the:

A)tibia.
B)fibula.
C)coxal.
D)femur.

Question 21

When the knee is flexed, the patella can be easily distinguished.

Question 22

Only the radius has a direct articulation with the bones of the wrist.

Question 23

One similarity between the structures of the foot and hand is the equivalent degrees of movement of both the thumb and the big toe.

Question 24

The thumb has one less phalanx than the other fingers.

Question 25

The largest of the bones making up the innominate bone is the ischium.

Question 26

Young children's bones have a greater risk of fracturing because of incompletely ossified bone.

Question 27

The two bones of the lower arm are the ulna and radius, and the two bones of the lower leg are the tibia and fibula.

Question 28

An open fracture is also known as a compound fracture.

Question 29

The subpubic angle is wider in the male than it is in the female.

Question 30

The only bone of the wrist that is evident from the outside is the lunate.

Question 31

The patella is the largest sesamoid bone in the body.

Question 32

Both the tibia and fibula articulate with the femur.

Question 33

The ulna bone is on the thumb side of the forearm.

Question 34

The lesser trochanter is a marking of the tibia.

Question 35

Because of how the clavicle articulates with the scapula, all shoulder movements involve the sternoclavicular joint.

Question 36

Before childbirth, the symphysis pubis softens.

Question 37

The main difference between the male and female skeleton has to do with childbearing.

Question 38

The olecranon and coronoid fossae are markings of the scapula.

Question 39

There are two arches of the foot-one lengthwise and one crosswise.

Question 40

The wrist consists of six irregular carpal bones.

Question 41

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Semilunar notch

Question 42

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Olecranon fossa

Question 43

What are the differences between the male and female skeleton that have clinical importance? Explain your answer.

Question 44

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Lateral malleolus

Question 45

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Radial tuberosity

Question 46

Explain how age differences and environmental factors may cause skeletal variations.

Question 47

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Acetabulum

Question 48

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Greater trochanter

Question 49

Beginning at the shoulder, name the bones in the upper extremity from proximal to distal.

Question 50

The shoulder girdle consists of the sternum, the clavicle, and the scapula.

Question 51

Beginning at the hip, name the bones of the lower extremity from proximal to distal.

Question 52

A 10-year-old boy came into the emergency room with a painful knee joint. He had full range of motion but was in pain. The attending physician suspected a fracture and ordered an x-ray examination. What was the purpose of the x-ray evaluation? (Do not forget the epiphyseal growth plate.)

Question 53

What is the clinical significance of palpable bony landmarks?

Question 54

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Glenoid cavity

Question 55

Match each bone with its corresponding bone marking.
a.Femur
b.Fibula
c.Humerus
d.Coxal
e.Radius
f.Scapula
g.Tibia
h.Ulna
Medial malleolus

Question 56

In the lower leg, the tibia is larger than the fibula.