A&p Exam 3

Front 1

Bending your head back until it hurts is an example of____.

Back 1

hyperextension

Front 2

Choose the statement that is most correct about orbits.
A)the orbits are made entirely of cartilage.
B)the orbits contain only facial bones
C)The orbits are formed of both facial and cranial bones.
D)the orbits contain only cranial bones.

Back 2

the orbits are formed of both facial and and cranial bones.

Front 3

what can a deficiency of growth hormonne during bone formation cause?
A)inadequate calcification of bone
B)increased osteoclast activity
C)decreased osteoclast activity
D)decreased proliferation of the epiphyseal plate cartilage

Back 3

decreased proliferation of the epiphyseal plate cartilage

Front 4

Which part of a synovial joint is responisble for secreting the synovial fluid?

Back 4

synovial membrane

Front 5

the hyoid bone is unique because it______.
A)has no specific fct
B)is shaped like a plow
C)is the only bone of the body that does't articulate with any other bone
D)is covered with mucosa

Back 5

is the only bone of the body that does't articulate with any other bone

Front 6

what is moving a limb away from the median plane of the body along the frontal plane called?

Back 6

abduction

Front 7

How are ribs 11 and 12 different from the other ribs?
A)the costal cartilage fuses with the costal cartilage of ribs 9 and 10 for attachment to the sternum..
B)there is no anterior articulation with the sternum
C)there is no posterior articulation with the thoracic vertebrae
D)Ribs 11 and 12 do not exist

Back 7

there is no anterior articulation with the sternum

Front 8

Yellow bone marrow contains a large percentage of____.

Back 8

fat

Front 9

Multiaxial joints of the body include____.
A)the ankle and wrist
B)the knee and elbow
C)the hip and shoulder
D)intercapal and intertarsal joints

Back 9

the hip and sholder

Front 10

Connective tissue sacs lined with synovial membranes that act as cushions in places where friction develops are called_____.

Back 10

bursae

Front 11

Which of the following is not a fuction of the skeletal system?
A)support
B)hematopoiesis
C)communication
D)storage of minerals

Back 11

C)communication

Front 12

In the epiphyseal plate,cartilage grows_____.

Back 12

by pushing the epiphysis away from the diaphysis

Front 13

Which of the following is the abnormal curve often seen in pregnant women as they attempt to preserve their center of gravity toward the end of the pregnancy?
A)kyphosis
B)hunchback
C)lordosis
D)scoliosis

Back 13

C)lordosis

Front 14

For intramembranous ossification to take place, which of the following is necessary?
A)medullary cavity forms
B)the cartilage matrix begins to deteriorate
C)a bone collar forms around the cartilage model
D)an ossification center forms in the fibrous connective tissue.

Back 14

D)an ossification center forms in the fibrous connective tissue.

Front 15

Articular cartilage found at the ends of the long bone serves to _________.

Back 15

provide a smooth surface at the ends of synovial joints

Front 16

which of the following statements best descibes interstitial growth?
A)Fibroblasts give rise to chronrocytes that differentiate and form cartilage
B)Unspecialized cell from mesenchyme develop into chondrocytes,which divide and form cartilage.
C)Growth occurs in the lining of the long bones.
D)Chondrocytes in the lacunae divide and secrete matrix, allowing the cartilage to grow from within

Back 16

D)Chondrocytes in the lacunae divide and secrete matrix, allowing the cartilage to grow from within

Front 17

What is the stuctural unit of compact bone?

Back 17

osteon

Front 18

Which hormone increases osteoclast activity to release more calcium ions into the bloodstream?
A)throxine
B)estrogen
C)parathyroid hormone
D)calcitonin

Back 18

parathyroid hormone

Front 19

Paranasal sinuses are found in which of these facial bones?
A)maxillae
B)zygomatic
C)nasal conchae
D)vomer

Back 19

maxillae

Front 20

A fibrous joint that is a peg-n-socket is called a _____joint.

Back 20

gomphosis

Front 21

these very small bones are at the medial wall of each orbit

Back 21

lacrimal bones

Front 22

this bone is wing-shaped and extends behind the eyes and forms part of the floor of the cranial vault.

Back 22

Sphenoid

Front 23

The bones that contain teeth

Back 23

Maxillae

Front 24

Radius

Back 24

long bone

Front 25

tarsals

Back 25

short bone

Front 26

thoracic vertebrae

Back 26

irregular bone

Front 27

Calcitonin is released by the parathyroid gland in response to increased blood calcium.

Back 27

false

Front 28

A ballerina pointing her toes is an example of dorsiflextion.

Back 28

false

Front 29

Fontanelles are present in fetuses and infants to allow for brain gowth.

Back 29

true

Front 30

the mandible is the largest and strongest facial bone.

Back 30

true

Front 31

The head of the femur insert into the obturator foramen of the coxal bone.

Back 31

false

Front 32

Osteoclast are responsible for bone deposition

Back 32

false

Front 33

the epiphyseal plate is an example of a temporary syndesmosis.

Back 33

false

Front 34

hydroxyapaptites make up only a small portion of the bone tissue,but is reponsible for its hardness.

Back 34

false

Front 35

Ankylosis causes bent fingers and is a result of RA

Back 35

true

Front 36

Greenstick fractures are common sports injuries.

Back 36

false

Front 37

A bone embedded in a tendon is called_____bone.

Back 37

sesamoid

Front 38

turning the foot laterally at the ankle would be called?

Back 38

eversion