Deck 6: Skeletal System

Question 1

Which one of the following is INCORRECT about functions of the skeletal system?

A) The skeletal system protects soft tissues of the body.
B) Yellow marrow of bones stores fat.
C) Vitamin D is stored in the matrix of bones.
D) Red blood cell formation occurs in the red marrow.
E) Long bones act as rigid bars in producing movement.

Answer 1

C

Question 2

Osteoporosis often results in an exaggerated thoracic curvature of the vertebral column,which is called kyphosis.

Answer 2

True

Question 3

Long bones include the

A) humerus, radius, and phalanges
B) tibia, carpals, and metacarpals
C) radius, metacarpals, and calcaneus
D) ulna, fibula, and vertebrae
E) femur, calcaneus, and patella

Answer 3

A

Question 4

Cells that break down bone in the remodeling process are called

A) osteoblasts
B) osteoclasts
C) osteocytes
D) chondroclasts
E) chondrocytes

Question 5

A bone can increase in length as long as there is red marrow present.

Question 6

Plates and bars of bone tissue that surround irregular spaces containing red bone marrow are called

A) trabeculae
B) lamellae
C) perforating canals
D) canaliculi
E) lacunae

Question 7

Calcium is stored in the medullary cavity of long bones.

Question 8

Phalanges are short bones.

Question 9

Most of the bones of the body are initially formed as hyaline cartilage models that later develop into bone.

Question 10

There are 12 pair of true ribs.

Question 11

Short bones

A) include the phalanges
B) are solid pieces of compact bone
C) are found in the cranium
D) are primarily spongy bone with a thin layer of compact bone on the surface
E) include most of the facial bones

Question 12

The fibula is a slender bone on the lateral side of the leg and is often fractured in skiing accidents.

Question 13

The formation of bone tissue is called

A) osteogenesis
B) osteoporosis
C) osteomalacia
D) appositional growth
E) osteolysis

Question 14

Because of the ribs and vertebral column,there are more bones in the axial skeleton than in the appendicular skeleton.

Question 15

The type of bone that forms the diaphysis of a long bone is

A) intramembranous
B) compact
C) cancellous
D) spongy
E) periosteal

Question 16

The joints between the vertebrae are classified as diarthrotic joints but their movement is limited by the muscles and ligaments along the vertebral column.

Question 17

Which one of the following is NOT a function of the skeletal system?

A) protection
B) movement
C) storage of minerals
D) blood cell formation
E) protein synthesis

Question 18

The spaces that contain osteocytes are called

A) lamellae
B) lacunae
C) canaliculi
D) trabeculae
E) osteons

Question 19

The tough connective tissue membrane that surrounds the diaphysis of a long bone is the

A) articular cartilage
B) endosteum
C) periosteum
D) epiphyseal plate
E) ligament

Question 20

The true pelvis is wider and more oval in females than it is in males.

Question 21

The bone that has a sella turcica,optic foramen,and wings is the _____ bone.

A) zygomatic
B) sphenoid
C) ethmoid
D) temporal
E) frontal

Question 22

The number of bones in the axial skeleton

A) varies according to the size of the individual
B) is usually 80
C) is greater than the number in the appendicular skeleton
D) includes 14 bones in the cranium and 8 in the face
E) includes the vertebral column, clavicle, and scapula

Question 23

In a mature long bone,the diaphysis is separated from the epiphysis by the

A) articular cartilage
B) epiphyseal line
C) periosteum
D) epiphyseal plate
E) growth cells

Question 24

The superior portion of the sternum is the

A) manubrium
B) sternal angle
C) body
D) xiphoid
E) clavicular notch

Question 25

Hyaline cartilage models develop into bone by a process called

A) intramembranous ossification
B) osteolysis
C) endochondral ossification
D) osteogenic ossification
E) epiphyseal ossification

Question 26

The flat bones of the cranium develop by

A) intramembranous ossification
B) osteolysis
C) endochondral ossification
D) osteogenic ossification
E) epiphyseal ossification

Question 27

How many lumbar vertebrae are there?

A) 12
B) 10
C) 7
D) 5
E) 1

Question 28

Small bones that may be found within the sutures of the cranium are called _____ bones.

A) intramembranous
B) wormian
C) sesamoid
D) endochondral

Question 29

Bones increase in length as a result of mitotic activity in the

A) articular cartilage
B) endosteum
C) trabeculae of the epiphysis
D) epiphyseal line
E) epiphyseal plate

Question 30

Vertebrae that have articular facets for the ribs are the

A) cervical
B) thoracic
C) lumbar
D) sacral
E) coccygeal

Question 31

The bone of the axial skeleton that does not articulate with any other bone,but is suspended by ligaments,is the

A) inferior nasal conchae
B) zygomatic bone
C) hyoid bone
D) auditory ossicles
E) vomer

Question 32

The foramen magnum is in the _____ bone.

A) frontal
B) temporal
C) parietal
D) zygomatic
E) occipital

Question 33

Bones of the face include the

A) frontal, nasal, and ethmoid
B) nasal, sphenoid, and maxilla
C) maxilla, zygomatic, and temporal
D) maxilla, lacrimal, and vomer
E) inferior nasal concha, vomer, and frontal

Question 34

The thoracic curvature of the vertebral column

A) is concave anteriorly
B) develops when a baby begins to walk
C) is called a secondary curvature
D) is called lordosis when it is exaggerated
E) is not present in most people because it is an abnormality

Question 35

An opening in a bone through which a blood vessel or nerve passes is called a

A) condyle
B) fossa
C) foramen
D) trochanter
E) crest

Question 36

The vertebral foramen is formed by the centrum and the

A) spinous process
B) transverse process
C) articular facets
D) vertebral arch
E) transverse foramen

Question 37

The vertebrae that have transverse foramina are the

A) cervical
B) thoracic
C) lumbar
D) sacral
E) coccygeal

Question 38

How many vertebrosternal ribs are there?

A) 2 pairs
B) 3 pairs
C) 5 pairs
D) 7 pairs
E) 12 pairs

Question 39

Bones that grow within tendons are called _____ bones.

A) intramembranous
B) wormian
C) sesamoid
D) endochondral

Question 40

Which bone does not contain paranasal sinuses?

A) frontal
B) maxilla
C) parietal
D) sphenoid
E) ethmoid

Question 41

The bone in the arm or brachium is the

A) humerus
B) radius
C) ulna
D) femur
E) trochlea

Question 42

The bone that forms the "bump" on the lateral side of the ankle is the

A) calcaneus
B) talus
C) metacarpal
D) tibia
E) fibula

Question 43

The bone that forms the point of the elbow is the

A) humerus
B) ulna
C) carpal
D) radius
E) metacarpal

Question 44

The glenoid fossa is a part of the

A) clavicle
B) scapula
C) sternum
D) humerus
E) ulna

Question 45

The tibia

A) is a long slender bone in the leg
B) is on the lateral side of the leg
C) has a lateral malleolus
D) articulates with the femur
E) has a deltoid tuberosity that articulates with the patella

Question 46

The anatomic name for the collarbone is the

A) clavicle
B) scapula
C) sternum
D) hyoid
E) manubrium

Question 47

The word that means "like a sieve" is

A) sphenoid
B) coracoid
C) cribriform
D) kyphosis

Question 48

The bone that forms the heel is the

A) femur
B) calcaneus
C) talus
D) medial malleolus
E) lateral malleolus

Question 49

The bone of the upper extremity with a trochlear notch and an olecranon process is the

A) humerus
B) radius
C) ulna
D) scapula
E) carpal

Question 50

An example of an amphiarthrosis is the joint between the

A) mandible and temporal
B) the temporal and parietal
C) the two pubic bones
D) the femur and os coxa

Question 51

The large cup-like depression in the os coxa is the

A) obturator foramen
B) acetabulum
C) symphysis pubis
D) greater sciatic notch
E) ischial tuberosity

Question 52

A pouch or sac is a(n)

A) acetabulum
B) bursa
C) coracoid
D) odontoid

Question 53

The true pelvis

A) is larger than the false pelvis
B) is located between the flared portions of the ilium
C) is the portion between the pelvic inlet and pelvic outlet
D) has the ischium as its anterior boundary
E) has the iliac crests as the superior border

Question 54

Freely movable joints are lubricated by

A) serous fluid
B) synovial fluid
C) mucus
D) sebum

Question 55

The bone on the lateral side of the forearm is the

A) humerus
B) fibula
C) ulna
D) radius
E) talus

Question 56

An immovable joint is called a(n)

A) synarthrosis
B) diarthrosis
C) amphiarthrosis
D) synovial joint

Question 57

The posterior bone of the pectoral girdle is the

A) clavicle
B) sternum
C) scapula
D) humerus
E) vertebrae

Question 58

The three bones that fuse to form the os coxa are the ilium,_____,and _____.

A) sacrum; coccyx
B) sacrum; ischium
C) sacrum; pubis
D) ischium; pubis
E) ischium; femur

Question 59

The large projection lateral to the head of the femur is the

A) greater trochanter
B) lesser trochanter
C) lateral condyle
D) lateral epicondyle

Question 60

The type of joint that has a joint cavity is a(n)

A) synarthrosis
B) amphiarthrosis
C) slightly movable joint
D) diarthrosis

Question 61

What is the term for the freely movable joints?

Question 62

What is the term for the bone of the face that contains a paranasal sinus?

Question 63

What is the term for the enlarged ends of long bones?

Question 64

What is the term for the type of vertebrae with articular facets for the ribs?

Question 65

What is the term for the large depression in os coxa for articulation with the femur?

Question 66

What is the term for the type of bone development process that forms the flat bones of the skull?

Question 67

What is the term for the bone on medial side of forearm?

Question 68

What is the term for the cell that forms osseous tissue?

Question 69

What is the term for the connective tissue covering around the outside of the diaphysis of a long bone?

Question 70

What is the term for the cranial bone that has wings,paranasal sinus,and place for the pituitary gland?

Question 71

What is the term for the bone that articulates with the distal tibia?

Question 72

What is the term for the top portion of the sternum?

Question 73

What is the term for the cell that is responsible for dissolving bone to enlarge the marrow cavity?

Question 74

What is the term for the anterior bone of the pectoral girdle?

Question 75

What is the term for the region where a bone increases in length?