CSD 155 LAB 3: Respiratory Framework

Question 1

respiration

Answer 1

an exchange of carbon dioxide for oxygen, provides the power for speech production

Question 2

spinal/vertebral column

Answer 2

32-34 individual vertebra (
24 true vertebrae
7 cervical - base of cranium, top of thorax
C1 (atlas): supports head
C2 (axis): allows rotation of the head, the atlas pivots around the axis
12 thoracic - connects to ribs, back of thorax
5 lumbar - between thorax and top of pelvis (lower back)
9-10 modified vertebrae
5 sacral: fuse to form sacrum
4 coccygeal/coccyx (can be 3-5)

Question 3

body

Answer 3

stacks on each other

Question 4

vertebral/neural foramen

Answer 4

opening where spinal cord passes through

Question 5

transverse process

Answer 5

attachment site for muscles and ligaments

Question 6

spinous process

Answer 6

attachment site for muscles and ligaments

Question 7

rib cage

Answer 7

skeletal framework of the thorax, includes 12 thoracic vertebrae, the sternum, and the 12 ribs

Question 8

sternum (breastbone)

Answer 8

manubrium: superior portion, first rib connects here
corpus: body, middle portion, largest part of the sternum
xiphoid: small, inferior, cartilaginous portion

Question 9

ribs

Answer 9

12 pairs total

Question 10

true ribs

Answer 10

1-7, attach directly to the sternum

Question 11

false

Answer 11

8-10, attach indirectly to the sternum via the costal cartilage of rib 7

Question 12

floating

Answer 12

11-12, do not attach to the sternum at all

Question 13

shoulder girdle

Answer 13

clavicle, scapula

Question 14

clavicle (collar bone)

Answer 14

articulates with the sternum and the scapula

Question 15

scapula (shoulder blade)

Answer 15

acromion - process that connects the scapula to the clavicle

coracoid - major muscle attachment site

Question 16

pelvic girdle

Answer 16

illium & illiac crest
ischium
pubis
sacrum
coccyx
acetabulum
pubic symphysis