Unit One Pectoral Region

Question 1

The mammary glands contain what

Answer 1

Glandular tissue, lactiferous ducts and connective tissue (adipose)

Question 2

The pectoral region consists of

Answer 2

Superficial compartment and deep compartment

Question 3

Mammary glands are what type of glands

Answer 3

Apocrine

Question 4

The supraclavicular nerves originate from

Answer 4

C3 and C4 of the cervical plexus

Question 5

What nodes receive 75% of the lymph from the breast

Answer 5

Anterior axillary nodes

Question 6

Lactiferous ducts open onto

Answer 6

Nipple

Question 7

The intermediate supraclavicular nerve innervates

Answer 7

Pectoral and deltoid region skin

Question 8

The deep compartment of the pectoral region contains

Answer 8

Muscles, associated structures, nerves and vessels

Question 9

What are the muscles of the pectoral region

Answer 9

Pectoralis major, minor and subclavius

Question 10

How many stages of breast cancer

Answer 10

4

Question 11

What are the biggest arterial supply of the breast

Answer 11

Lateral thoracic and internal thoracic artery

Question 12

The lateral supraclavicular nerves innervates

Answer 12

Upper and posterior shoulder skin

Question 13

What type of joint is sternal angle

Answer 13

Secondary symphysis

Question 14

Breast cancer symptoms

Answer 14

Thickened breast tissue, lump, pain in armpit or breast, redness of skin, Change in texture, pitting or dimpling of skin, sinking or inverting nipple, rash around nipple, discharge from nipple, change in size or shape of breast

Question 15

The internal thoracic artery that supply the breast are

Answer 15

The mammary branches

Question 16

Mammary glands contain what ligaments

Answer 16

Suspensory

Question 17

The breast are innervated by

Answer 17

Intercostal nerves 2 through 6

Question 18

What type of joint is the first rib attached to sternum

Answer 18

Primary

Question 19

The pectoral region anchors what

Answer 19

Upper limb to axial skeleton

Question 20

The superficial compartment of the pectoral region contains

Answer 20

Skin, superficial fascia and breast

Question 21

What are the nerves that supply the anterior thoracic wall cutaneous

Answer 21

Supraclavicular nerves and intercostal nerves

Question 22

Cutaneous nerve supply of the posterior thoracic wall

Answer 22

Posterior rami of thoracic spinal nerve

Question 23

The axillary attires that supply the breast are

Answer 23

Superior thoracic artery, thoracoacromial artery, lateral thoracic artery, subscapular artery

Question 24

What is the subcategory of internal thoracic nodes that receives lymph from the breast

Answer 24

Parasternal nodes

Question 25

What are the two hormones associated with the mammary gland

Answer 25

Prolactin and oxytocin

Question 26

What determines stage of breast cancer

Answer 26

Size of primary tumor, site of tumor, number and sites lymph node spread, metastasis to other organs

Question 27

The anterior chest wall contains what

Answer 27

Suprasternal notch, first rib, sternal angle, xiphisternal joint, costal margin, subcostal plane and apex beat

Question 28

What are the three branches of the supraclavicular nerves

Answer 28

Medial (anterior), intermediate (middle) and lateral

Question 29

Subcostal plane is located where

Answer 29

L3

Question 30

The breast extends transversely from

Answer 30

Sternum to mid axillary line (axillary process or tail)

Question 31

What are the three arterial supplies of breast

Answer 31

Intercostal, axillary and internal thoracic artery

Question 32

What are the four quadrants of the breast

Answer 32

Superior lateral, superior medial, inferior lateral, inferior medial

Question 33

The intercostal arteries that supply the breast are

Answer 33

2nd to 4th intercostal arteries

Question 34

Apex beat found where

Answer 34

5th intercostal space

Question 35

Prolactin regulated by

Answer 35

Hypothalamus

Question 36

Sternal angle located at

Answer 36

T4/T5

Question 37

What type of joint is xiphisternal joint

Answer 37

Secondary

Question 38

The medial supraclavicular nerve innervates the

Answer 38

Medial infraclavicular region skin

Question 39

Sternal angle AKA

Answer 39

Manubriosternal joint

Question 40

What region is superficial to the anterior thoracic wall

Answer 40

Pectoral region

Question 41

The suspensory ligaments in the breast run from

Answer 41

Dermis of skin to deep fascia

Question 42

Mammary gland contains how many lobes

Answer 42

15 to 20 lobes

Question 43

Breasts lie in

Answer 43

Superficial fascia anterior to pectoralis major

Question 44

The breast consists of

Answer 44

Mammary glands and associated skin and connective tissue

Question 45

The breast extend from where

Answer 45

Vertically from ribs 2 to 6

Question 46

Function of prolactin

Answer 46

Hormone responsible for milk production

Question 47

Apex beat AKA

Answer 47

Apical impulse

Question 48

What are the three nodes that receive drainage from the breast

Answer 48

Anterior axillary, internal thoracic, and intercostal nodes

Question 49

What part of the breast quadrant most susceptible to cancer

Answer 49

Superior lateral

Question 50

Oxytocin function

Answer 50

Hormone responsible for milk ejection and uterine contractions

Question 51

Xiphisternal joint located at

Answer 51

T9/T10

Question 52

Oxytocin regulated by

Answer 52

Posterior pituitary