SKELETAL SYSTEM

Question 1

Considered as the HARDEST TISSUE in the body made of bone cells, collagenous fibers & ground substances.

Answer 1

BONE

Question 2

principal cells of mature bone

Answer 2

OSTEOCYTE

Question 3

associated with bone resorption

Answer 3

OSTEOCLAST

Question 4

these are active in bone formation

Answer 4

OSTEOBLASTS

Question 5

Is credited with being the first anatomist to correctly illustrate the skeleton with its 206 bones.

Answer 5

LEONARDO DA VINCI

Question 6

total number of bones in adult

Answer 6

206

Question 7

BELGIAN PHYSICIAN who reconstructed a human skeleton that is still in existence today as the OLDEST ANATOMIC SPECIMEN

Answer 7

ANDREAS VESALIUS

Question 8

It forms the UPRIGHT AXIS of the body. It protects the brain, spinal cord & vital organs located within the thorax.

Answer 8

AXIAL SKELETON

Question 9

It refers to BELT or zone where the limbs are attached.

Answer 9

GIRDLES (pectoral and pelvic)

Question 10

Girdles, lower limb, upper limb

Answer 10

APPENDICULAR SKELETON

Question 11

protects the heart, lungs, and other organs of the thorax.

Answer 11

RIB CAGE

Question 12

provides a FIRM YET FLEXIBLE SUPPORT within certain structures like nose, external ear, thoracic cage, & trachea.

Answer 12

CARTILAGE

Question 13

______ of skeletal muscles moves the
bones, producing body movements

Answer 13

CONTRACTION

Question 14

BONES are storage of

Answer 14

MINERALS

Question 15

gives rise to blood cells & platelets

Answer 15

BONE MARROW

Question 16

LONG BONE

Answer 16

HUMERUS

Question 17

flat bone

Answer 17

STERNUM

Question 18

irregular bone

Answer 18

vertebra

Question 19

SHORT BONE

Answer 19

triquetral

Question 20

COVERS THE END OF THE BONES, stops them rubbing together and absorbs shock.

Answer 20

HYALINE CARTILAGE

Question 21

A protective layer, for attachment of ligaments & tendons

Answer 21

PERIOSTEUM

Question 22

Hard, dense bone, gives strength to the hollow part of the bone.

Answer 22

COMPACT BONE

Question 23

Site of FAT STORAGE in the adult

Answer 23

YELLOW MARROW CAVITY

Question 24

Site of LONGITUDINAL GROWTH in a child/area where BONE GROW IN LENGTH

Answer 24

EPIPHYSEAL PLATE

Question 25

Site of SPONGY BONE in the adult

Answer 25

EPIPHYSIS (head)

Question 26

Site of HEMOPOIESIS in the adult Scientific name for bone shaft

Answer 26

DIAPHYSIS

Question 27

Residences of osteocyte

Answer 27

LACUNAE

Question 28

Tiny canals, connecting lacunae

Answer 28

CANALICULI

Question 29

Longitudinal canal, carrying blood vessels & nerves

Answer 29

HAVERSIAN CANAL

Question 30

a tall, thin organ located dorsally that extends from the base of the spine to the pelvis. It protects the spinal cord and provides a key attachment point for numerous muscle groups.

Answer 30

VERTEBRAL COLUM

Question 31

VERTEBRAL COLUMN is also known as

Answer 31

BACKBONE / SPINE

Question 32

how many vertebrae in the human spine

Answer 32

33

Question 33

how many CERVICAL

Answer 33

7

Question 34

how many THORACIC

Answer 34

12

Question 35

how many LUMBAR

Answer 35

5

Question 36

how many SACRUM

Answer 36

5

Question 37

how many COCCYX

Answer 37

4

Question 38

shallower & wider

Answer 38

FEMALE PELVIS

Question 39

Pelvic inlet is ______ in female

Answer 39

WIDER

Question 40

more funnel- shaped

Answer 40

MALE PELVIS

Question 41

“sit down bone

Answer 41

ISCHIUM

Question 42

RELATIVELY SHORT REGION between the forearm and hand, composed of 8 carpal bones arranged into two rows of four each.

Answer 42

WRIST / CARPUS

Question 43

CARPUS is derived from the GREEK word _____

Answer 43

KARPOS

Question 44

Occurs frequently among people who use their hands a lot.

Answer 44

CARPAL TUNNEL SYNDROME

Question 45

Irritation of the median nerve causing tingling burning & numbness of the hand such as of the thumb, index, and the middle fingers.

Answer 45

CARPAL TUNNEL SYNDROME

Question 46

KNEE CAP BONE

Answer 46

PATELLA

Question 47

LATERAL BONE of LEG

Answer 47

FIBULA

Question 48

Shinbone / MEDIAL BONE of leg

Answer 48

TIBIA

Question 49

Bones forming the INSTEP of foot

Answer 49

METATARSALS

Question 50

Bones of the ankle

Answer 50

TARSALS

Question 51

A DISORDER IN CHILDREN which is due to INSUFFICIENT VITAMIN D resulting from reduced mineralization of the bone matrix.

Answer 51

RICKETS

Question 52

Is a disease characterized by WEAK, SOFT OR BRITTLE BONES in ADULTS.

Answer 52

OSTEOMALACIA

Question 53

The BREAKING of bone or cartilage

Answer 53

FRACTURE

Question 54

MOST COMMON fractured bone in people over 50 years old, resulting from an OUTSTRETCHED HAND

Answer 54

RADIUS FRACTURE

Question 55

The most common site of fracture in radius

Answer 55

2.5 cm

Question 56

PROCESS OF BONE REPAIR

Answer 56

Hematoma Formation Callus Formation Callus Ossification Bone Remodeling

Question 57

Is a condition characterized by PROGRESSIVE LOSS OF BONE DENSITY, thinning of bone tissue and increased vulnerability to fractures.

Answer 57

OSTEOPOROSIS

Question 58

Osteoporotic bones are more ___ and therefore more vulnerable to fracture

Answer 58

POROUS

Question 59

A CHRONIC DIEASE OF THE JOINT CARTILAGE & BONE, often thought to result from "wear and tear“ on the joint, thus it is also known as “degenerative arthritis”. Other causes are congenital defects, trauma & metabolic disorders

Answer 59

OSTEOARTHRITIS

Question 60

Is a BONE INFLAMMATION resulting from BACTERIAL INFECTION like Staphylococcus aureus

Answer 60

OSTEOMYELITIS

Question 61

Characterize by HEAD CIRCUMFERENCE w/c is LESS THAN THE 3RD PERCENTILE. Most often occurs because of failure of the brain to grow at a normal rate

Answer 61

MICROCEPHALY

Question 62

malaki ulo

Answer 62

MACROCEPHALY

Question 63

A type of bone formation were many skull bones, part of the mandible, diaphysis of collarbones develop.

Answer 63

intramembranous ossification

Question 64

Chronic vitamin D deficiency results in which of these consequences? bones become brittle bones become soft and pliable scurvy occur therefore bones become brittle scurvy occur

Answer 64

bones become soft and pliable

Question 65

Which of the following is NOT a function of bone? internal support and protection provides attachment for the muscles vitamin D storage calcium and phosphate storage blood cell production

Answer 65

vitamin D storage

Question 66

If the secretion of PTH (parathyroid hormone) increases, osteoclast activity ___ and blood calcium levels ___. decreases, decrease decreases, increase increases, decrease increases, increase

Answer 66

increases, increase