Unit 5 Part 1

Question 1

Dermatome responsible for the back of the head?

Answer 1

C2

Question 2

Dermatome responsible for C7 spinous process?

Answer 2

C5

Question 3

Dermatome at the level of the nipples?

Answer 3

T4

Question 4

Dermatome at the level of xiphoid process?

Answer 4

T6

Question 5

Dermatome at umbilicus?

Answer 5

T10

Question 6

Dermatome at inguinal ligament?

Answer 6

L1

Question 7

Dermatome for patella, shin, and medial malleolus?

Answer 7

L4

Question 8

Dermatome for dorsal/plantar surface of food, lateral leg, &

Answer 8

L5

Question 9

dermatome for lateral post hip, post thigh, post leg, lateral malleolus?

Answer 9

S1

Question 10

dermatome for medial post hip, medial post thigh, & medial post leg

Answer 10

S2

Question 11

dermatome for genatalia?

Answer 11

S2-S3

Question 12

Dermatomes for Hand?

Answer 12

C6 thenar eminince and thumb
C7 2nd & 3rd fingers
C8 4th and 5th fingers
Wrist T1

Question 13

Boundaries for triangle of ascultation?

Answer 13

lower trapezius
latissimus dorsi
rhomboid major

Question 14

How many ribs?

Answer 14

12 pairs

Question 15

how many intercostal spaces?

Answer 15

11 pairs

(named after the rib above it)

Question 16

Parts of the sternum?

Answer 16

manubrium
body (corpus)
xiphoid process

Question 17

Which ribs does scapula overly?

Answer 17

2-6/7

Question 18

Which are true ribs?

Answer 18

1-7

Question 19

which are false ribs?

Answer 19

8-10

(attach to sternum via costal cartilage of rib 7)

Question 20

Which are floating ribs?

Answer 20

11 & 12

Question 21

Which are typical ribs?

Answer 21

3-9

Question 22

Atypical ribs?

Answer 22

1-2 & 10-12

Question 23

what kind of join are the vertebrocostal joints?

Answer 23

Gliding joints

Question 24

what kind of joints are transversocostal joints?

Answer 24

gliding joints

Question 25

what kind of joints are sternocostal (chondrosternal) joints?

Answer 25

cartilaginous

Question 26

How many intercostal nerves?

Answer 26

11 pairs

Question 27

function of intercostal nerves?

Answer 27

innervation to intercostal muscles general sensation to bony thorax

Question 28

How many subcostal nerves?

Answer 28

2

Question 29

function of subcostal nerves?

Answer 29

1 of several nerves that supply innervation to abdominal muscles

Question 30

what run with subcostal nerves?

Answer 30

subcostal arteries and veins

Question 31

How many intercostal arteries?

Answer 31

11 pairs of post & 11 pairs of anterior

Question 32

Where do first two post. intercostal arteries originate from?

Answer 32

Costocervical trunk which is a branch of the subclavian artery

Question 33

Where do the first 6 pairs of anterior intercostal arteries originate?

Answer 33

internal thoracic arteries which are branches off of subclavian artery

Question 34

where do lower 3-5 anterior intercostal arteries originate?

Answer 34

musculophrenic branch of internal thoracic arteries

Question 35

Name the three branches of the thyrocervical trunk

Answer 35

Inf. thyroid artery transverse cervical artery suprascapular artery

Question 36

Name branches of the subclavian artery?

Answer 36

costocervical trunk internal thoracic artery thryrocervical trunk vertebral artery dorsal scapular artery about 60% present

Question 37

How many intercostal veins?

Answer 37

11 pairs of anterior and posterior intercostal veins. Run with intercostal arteries

Question 38

VAN

Answer 38

intercostal Vein, artery, & nerve in descending order

Question 39

External intercostal muscles

Answer 39

fibers go down and forward begin at the spine end at ant axillary fold attach to sternum via external intercostal membrane facilitate active inhalation

Question 40

internal intercostal muscles

Answer 40

fibers down and backward begin at sternum end at post axillary fold attach to vertebrae via internal intercostal membrane facilitate forced exhalation

Question 41

innermost intercostals

Answer 41

deep to internal intercostals fibers in same direction as internal intercostals begin at sternum end at paravertebral line facilitate forced expiration attach to vertebrae via innermost intercostal membrane

Question 42

what kind of joint is xiphisternojoint?

Answer 42

cartilaginous joint

Question 43

How much of breathing does diaphragm do?

Answer 43

75-80%

Question 44

name the parts of diaphragm

Answer 44

sternal costal vertebral

Question 45

main tendon of diaphragm?

Answer 45

central tendon