Breast ultrasound review Exam 2025
Questions and Answers
Cancers are most commonly found at - ANSWER✔✔-The periphery of the parenchyma
______________ are the supporting framework of the breast - ANSWER✔✔-Cooper's
ligaments
Fatty tissue ____________ with increasing age in women - ANSWER✔✔-Increases
The main blood supply for the breast is supplied through the _______________ -
ANSWER✔✔-Internal mammary artery
Accessory breast tissue may be found along the ____________, which extend from the
axilla to the inguinal region - ANSWER✔✔-Milk Line
TDLU is comprised of ____________________ - ANSWER✔✔-The terminal duct and the
acini
_____________ lies immediately below the skin surface - ANSWER✔✔-Subcutaneous fat
The retromammary space lies immediately anterior to the ______________ -
ANSWER✔✔-Pectoralis major muscle
,True or False: Lymph nodes are found only in the axillary region of the breast. -
ANSWER✔✔-False- lymph nodes may be found scattered anywhere in the breast
Each segment of the breast is called a ____________ - ANSWER✔✔-Lobe
Most cancers occur in _________________ - ANSWER✔✔-The terminal duct
True or False: The terminal duct is also the site of most benign breast conditions. -
ANSWER✔✔-True-just as in cancers, the terminal duct is also the site of most benign
breast lesions.
The duct itself is lined with ______________ - ANSWER✔✔-Epithelial calls
_________ are found in the areola - ANSWER✔✔-Sebaceous glands
The portion of the breast that extends into the axilla is called ____________ -
ANSWER✔✔-The tail of Spence
The average size of the milk duct is - ANSWER✔✔-2-3 mm
The number of lobes in each breast ranges between ________. - ANSWER✔✔-15-20
The breast tissue extends medially from the _____________. - ANSWER✔✔-Sternum
In the average women, the breast lies between the ____________. - ANSWER✔✔-2nd
and 7th ribs
The breast is composed of fatty and _____________ elements. - ANSWER✔✔-Fibrous
,The ____________ ducts lead to the nipple - ANSWER✔✔-Lactiferous
_____________ Causes the ductile system to grow and branch - ANSWER✔✔-Estrogen
Name three levels of the lymph nodes - ANSWER✔✔-1- lateral axillary nodes
2- Medial nodes behind the pectoralis minor
3- infraclavicular medial to the pectoralis minor
Another name for the nipple is ______________ - ANSWER✔✔-Ampulla
The _______________ also supply blood to the breast - ANSWER✔✔-Lateral thoracic
arteries
Fatty tissue may also no referred to as _________________ - ANSWER✔✔-Adipose
tissue
Collectively, the lobular units of the breast are called __________. - ANSWER✔✔-
Glandular tissue
The three layers posterior to the perctoralis major muscle are _____________. -
ANSWER✔✔-Ribs, pleura, lung
_____________ also drain the mammary gland - ANSWER✔✔-Lymphatic vessels
The lateral border of the breast is usually the _____________. - ANSWER✔✔-Axilla
The nipple and areola contain _______________ - ANSWER✔✔-Smooth erectile muscle
, Name the smallest functional unit of the breast. - ANSWER✔✔-Acini
The breast will _________ during pregnancy. - ANSWER✔✔-Often double in size
___________ is considered a congenital anomaly - ANSWER✔✔-Nipple inversion
Post-menopausal changes are also called _____________ changes - ANSWER✔✔-
Involutional changes
Breast maturity occurs with _______________ - ANSWER✔✔-The onset of ovulation
Lymphatic vessels generally follow the same course as ______________ - ANSWER✔✔-
The venous system
The internal mammary artery is a branch off of the _________ - ANSWER✔✔-
Subclavian artery
Lymph vessels have what in common with the veins? - ANSWER✔✔-Valves
True or False: Axillary lymph node dissection removes he level 2 and level 3 nodes -
ANSWER✔✔-False- the surgery removes the level 1 and 2 nodes
The skin is composed of _____________ layers - ANSWER✔✔-2-epidermis and dermis
_____________ may be seen posterior to the areola and nipple - ANSWER✔✔-
Lactiferous sinuses
Skin thickness is usually _____________ - ANSWER✔✔-2-3 mm
Questions and Answers
Cancers are most commonly found at - ANSWER✔✔-The periphery of the parenchyma
______________ are the supporting framework of the breast - ANSWER✔✔-Cooper's
ligaments
Fatty tissue ____________ with increasing age in women - ANSWER✔✔-Increases
The main blood supply for the breast is supplied through the _______________ -
ANSWER✔✔-Internal mammary artery
Accessory breast tissue may be found along the ____________, which extend from the
axilla to the inguinal region - ANSWER✔✔-Milk Line
TDLU is comprised of ____________________ - ANSWER✔✔-The terminal duct and the
acini
_____________ lies immediately below the skin surface - ANSWER✔✔-Subcutaneous fat
The retromammary space lies immediately anterior to the ______________ -
ANSWER✔✔-Pectoralis major muscle
,True or False: Lymph nodes are found only in the axillary region of the breast. -
ANSWER✔✔-False- lymph nodes may be found scattered anywhere in the breast
Each segment of the breast is called a ____________ - ANSWER✔✔-Lobe
Most cancers occur in _________________ - ANSWER✔✔-The terminal duct
True or False: The terminal duct is also the site of most benign breast conditions. -
ANSWER✔✔-True-just as in cancers, the terminal duct is also the site of most benign
breast lesions.
The duct itself is lined with ______________ - ANSWER✔✔-Epithelial calls
_________ are found in the areola - ANSWER✔✔-Sebaceous glands
The portion of the breast that extends into the axilla is called ____________ -
ANSWER✔✔-The tail of Spence
The average size of the milk duct is - ANSWER✔✔-2-3 mm
The number of lobes in each breast ranges between ________. - ANSWER✔✔-15-20
The breast tissue extends medially from the _____________. - ANSWER✔✔-Sternum
In the average women, the breast lies between the ____________. - ANSWER✔✔-2nd
and 7th ribs
The breast is composed of fatty and _____________ elements. - ANSWER✔✔-Fibrous
,The ____________ ducts lead to the nipple - ANSWER✔✔-Lactiferous
_____________ Causes the ductile system to grow and branch - ANSWER✔✔-Estrogen
Name three levels of the lymph nodes - ANSWER✔✔-1- lateral axillary nodes
2- Medial nodes behind the pectoralis minor
3- infraclavicular medial to the pectoralis minor
Another name for the nipple is ______________ - ANSWER✔✔-Ampulla
The _______________ also supply blood to the breast - ANSWER✔✔-Lateral thoracic
arteries
Fatty tissue may also no referred to as _________________ - ANSWER✔✔-Adipose
tissue
Collectively, the lobular units of the breast are called __________. - ANSWER✔✔-
Glandular tissue
The three layers posterior to the perctoralis major muscle are _____________. -
ANSWER✔✔-Ribs, pleura, lung
_____________ also drain the mammary gland - ANSWER✔✔-Lymphatic vessels
The lateral border of the breast is usually the _____________. - ANSWER✔✔-Axilla
The nipple and areola contain _______________ - ANSWER✔✔-Smooth erectile muscle
, Name the smallest functional unit of the breast. - ANSWER✔✔-Acini
The breast will _________ during pregnancy. - ANSWER✔✔-Often double in size
___________ is considered a congenital anomaly - ANSWER✔✔-Nipple inversion
Post-menopausal changes are also called _____________ changes - ANSWER✔✔-
Involutional changes
Breast maturity occurs with _______________ - ANSWER✔✔-The onset of ovulation
Lymphatic vessels generally follow the same course as ______________ - ANSWER✔✔-
The venous system
The internal mammary artery is a branch off of the _________ - ANSWER✔✔-
Subclavian artery
Lymph vessels have what in common with the veins? - ANSWER✔✔-Valves
True or False: Axillary lymph node dissection removes he level 2 and level 3 nodes -
ANSWER✔✔-False- the surgery removes the level 1 and 2 nodes
The skin is composed of _____________ layers - ANSWER✔✔-2-epidermis and dermis
_____________ may be seen posterior to the areola and nipple - ANSWER✔✔-
Lactiferous sinuses
Skin thickness is usually _____________ - ANSWER✔✔-2-3 mm
