skeletal system

Question 1

what are the two subdivisions of the skeleton

Answer 1

Axial skeleton
Appendicular skeleton

Question 2

What are the parts of the skeletal system(main)

Answer 2

Bones
Joints
Carilage
Ligaments

Question 3

Two classifications of bone

Answer 3

Compact bone
Spongy Bone

Question 4

Dense, Smooth, Homogeneous

Answer 4

Compact Bone

Question 5

Small needle like pieces of bone.

Answer 5

Spongy Bone

Question 6

The four classifications of bone, based on shape

Answer 6

Long
Flat
Short
Irregular

Question 7

The shaft of the long bone is also known as?

Answer 7

The Diaphysis

Question 8

The outside covering of the diaphysis

Answer 8

Periosteum

Question 9

Secures the periosteum to an underlying bone

Answer 9

Peforating(sharpey’s Fiber)

Question 10

Composed mostly of spongy bone enclosed by thin layer of compact bone

Answer 10

Epiphysis

Question 11

Covers the external surface of the epiphyses

Answer 11

Articular Cartilage

Question 12

Remnant of the epiphyseal plate

Answer 12

Epiphyseal line

Question 13

Flat plate of hyaline cartilage seen
in young, growing bone that causes the lengthwise growth of a long
bone

Answer 13

Epiphyseal plate

Question 14

Lines the inner surface of the shaft and made of connective tissue

Answer 14

Endosteum

Question 15

is the cavity inside the shaft that contains yellow marrow in adults, and Contains red marrow for blood cell
formation in infants until age 6 or 7

Answer 15

Medullary cavity

Question 16

Mature bone cells situated in bone
matrix

Answer 16

Osteocytes

Question 17

Cavities in bone matrix that house
osteocytes

Answer 17

Lacunae

Question 18

Concentric circles of lacunae situated around the central (Haversian) canal

Answer 18

Lamellae

Question 19

Opening in the center of an osteon (Haversian system) that Runs lengthwise through bone and Carries blood vessels and nerves

Answer 19

Central Haversian Canal

Question 20

A unit of bone containing central canal and matrix rings, and for Structural and functional unit of compact bone

Answer 20

Osteon(Haversian System)

Question 21

Tiny canals that Radiate from the central canal to lacunae that Form a transport system connecting all bone cells to a
nutrient supply

Answer 21

Canaliculi

Question 22

The Canal perpendicular to the central
canal and Carries blood vessels and nerves

Answer 22

Perforating(Volkmann’s) canal

Question 23

Bony expansion carried on a
narrow neck

Answer 23

Head

Question 24

Smooth, nearly flat articular surface

Answer 24

Facet

Question 25

Rounded articular projection

Answer 25

Condyle

Question 26

Armlike bar of bone

Answer 26

Ramus (ra’mus)

Question 27

Furrow

Answer 27

Groove

Question 28

Narrow, slitlike opening

Answer 28

Fissure

Question 29

Round or oval opening through a bone Indentation at the edge of a structure

Answer 29

Foramen

Question 30

Canal- or tunnel-like passageway

Answer 30

meatus

Question 31

Cavity within a bone, filled with air and lined with mucous membrane

Answer 31

Sinus

Question 32

Shallow, basinlike depression in a bone, often serving as an articular surface

Answer 32

Fossa

Question 33

Any bony prominence

Answer 33

Process

Question 34

Sharp, slender, often pointed projection

Answer 34

Spine

Question 35

Raised area on or above a condyle

Answer 35

Epicondyle

Question 36

Small, rounded projection or process

Answer 36

Tubercle

Question 37

Narrow ridge of bone; less prominent than a crest

Answer 37

Line

Question 38

Very large, blunt, irregularly shaped process (the only examples are on the femur)

Answer 38

trochanter

Question 39

Narrow ridge of bone; usually prominent

Answer 39

crest

Question 40

Categories of bone markings

Answer 40

Projections or processes and Depressions cavities

Question 41

grow out from the bone surface Terms often begin with "T"

Answer 41

Projections

Question 42

- indentations - Terms often begin with "F"

Answer 42

depressions

Question 43

Sites of attachments for muscles, tendons, and ligaments - Passages for nerves and blood vessels

Answer 43

Bone Markings

Question 44

give the layers of the bone from superficial to deep

Answer 44

periosteal blood vessel periosteum perforating(sharpey’s) fiber compact bone osteon lamellae central(haversian) canal blood vessel central(volksmann’s) canal spongy bone epiphyseal line medullary cavity yellow bone marrow

Question 45

spongy bone is Composed of small, needlelike pieces of bone called

Answer 45

trabeculae