Anatomy 1 Exam Spine

Question 1

adjacent vertebrae are held together by ligaments & separated from each other by cartilaginous intervertebral discs

Answer 1

Vertebrae:

Question 2

(neck region/C1-C7)

Answer 2

Cervical vertebrae

Question 3

most superior; 1st cervical vertebrae; direct contact superiorly with skull occipital bone; articulate inferiorly with Axis

Answer 3

Atlas:

Question 4

2nd cervical vertebrae; only bone with projection posteriorly to provide pivotal point & muscle attachment

Answer 4

Axis:

Question 5

(chest/above diaphragm T1-T12) longer spinous process

Answer 5

Thoracic vertebrae

Question 6

(L1-L5) support more weight; shorter & thicker processes

Answer 6

Lumbar vertebrae

Question 7

evolve/arose from 5 distinct vertebrae from infancy to a single bone of pelvis

Answer 7

Sacral vertebraea. Sacrum:

Question 8

evolve/arose from 4 tiny bones from infancy to a single most inferior bone of vertebrae

Answer 8

Coccygeal a. Coccyx (tail bone):

Question 9

single bone of adult rib; serve as anterior part of attachment for 1st 10 pair ribs

Answer 9

Sternum (breast bone):

Question 10

most superior segment of adult breast bone; has 3 notches

Answer 10

Manubrium:

Question 11

largest part of adult breast bone evolve from infancy

Answer 11

Body:

Question 12

most inferior segment of adult breast bone

Answer 12

Xyphoid process:

Question 13

12 pair of ribs in adult skeleton; numbered most superior to most inferior

Answer 13

Ribs:

Question 14

1st 7 pair of ribs; coastal cartilage directly attaches to breast bone

Answer 14

True ribs:

Question 15

pair 8-12; coastal cartilage (if present) does not directly attach to breast bone pair of ribs

Answer 15

False ribs:

Question 16

pair 11-12; do not have coastal cartilage

Answer 16

Floating ribs:

Question 17

joint articulation of body

Answer 17

Arthrology:

Question 18

totally immovable joints

Answer 18

Synarthrosis: a. Cranial suturesb. Sternocostal joint

Question 19

arising from fontanels (temporary soft spots)

Answer 19

Cranial sutures,

Question 20

sternum articulate/unite with 1st 7 pair rib coastal cartilage

Answer 20

Sternocostal joint,

Question 21

slighty movable joint (child birth)

Answer 21

Amphiarthrosis: a. Pubic symphysis: b. Sacro-iliac articulation:

Question 22

band of connective tissue that join to pubic bones

Answer 22

Pubic symphysis:

Question 23

largest & most superior segment of hip bone where sacrum & both ilium (hip bones) unite

Answer 23

Sacro-iliac articulation:

Question 24

freely movable joint; joints that allow greatest degree of movement

Answer 24

Diarthrosis: a. Shoulderb. Hipc. Elbowd. knee