NURS 681 Week 4 Quiz Questions and
Correct Answers (verified answers) | New
Update 2026
Cardiovascular, Peripheral Vascular, Breasts, and Lymphatic Systems
Mediastinum - ANSWERS area between the lungs containing the heart, aorta,
venae cavae, esophagus, and trachea, thoracic duct, and lymph node
great vessels - ANSWERS Superior and inferior vena cava, pulmonary artery,
pulmonary veins, aorta
popliteal vein - ANSWERS drains lower leg
most common place for DVT
peripheral pulse locations - ANSWERS 1. Radial (most used)
2. Brachial (used for BP)
3. Carotid
4. Femoral
5. Popliteal
6. Posterior Tibial
7. Dorsalis Pedis
,tail of spence - ANSWERS axillary tail of breast that extends laterally across the
anterior axillary fold
cooper ligaments - ANSWERS suspensory ligaments; fibrous bands extending
from the inner breast surface to the chest wall muscles
male breasts - ANSWERS small nipple and areola overlying a thin disc of
undeveloped breast tissue consisting primarily of ducts
female breast span - ANSWERS clavicle and 2nd rib to 6th rib
sternum to mid-axillary line
lobes of breast - ANSWERS 15-20
converge in radial fashion as lactiferous ducts and sinuses before opening on the
surface of the nipple and areola
lactiferous duct - ANSWERS drains a lobe that is made up of 20 to 40 smaller
lobules, which consist of milk-secreting tubuloalveolar glands
areola - ANSWERS has small, rounded elevations formed by sebaceous glands
( Montgomery glands), sweat glands, and accessory areolar glands
axilla - ANSWERS
, lymph nodes - ANSWERS Bean-shaped filters that cluster along the lymphatic
vessels of the body. They function as a cleanser of lymph as wells as a site of T and
B cell activation
lymph node locations - ANSWERS - cervical
- axillary
- thoracic
- abdominal
- intestinal and mesenteric
- inguinal
- popliteal
expected heart sounds and origin - ANSWERS S1 & S2
S1 - ANSWERS the first heart sound, heard when the atrioventricular (mitral
and tricuspid) valves close
coincides with carotid pulse
diminished in first-degree block
S2 - ANSWERS closure of semilunar (aortic and pulmonic) valves
diminished in aortic stenosis
Correct Answers (verified answers) | New
Update 2026
Cardiovascular, Peripheral Vascular, Breasts, and Lymphatic Systems
Mediastinum - ANSWERS area between the lungs containing the heart, aorta,
venae cavae, esophagus, and trachea, thoracic duct, and lymph node
great vessels - ANSWERS Superior and inferior vena cava, pulmonary artery,
pulmonary veins, aorta
popliteal vein - ANSWERS drains lower leg
most common place for DVT
peripheral pulse locations - ANSWERS 1. Radial (most used)
2. Brachial (used for BP)
3. Carotid
4. Femoral
5. Popliteal
6. Posterior Tibial
7. Dorsalis Pedis
,tail of spence - ANSWERS axillary tail of breast that extends laterally across the
anterior axillary fold
cooper ligaments - ANSWERS suspensory ligaments; fibrous bands extending
from the inner breast surface to the chest wall muscles
male breasts - ANSWERS small nipple and areola overlying a thin disc of
undeveloped breast tissue consisting primarily of ducts
female breast span - ANSWERS clavicle and 2nd rib to 6th rib
sternum to mid-axillary line
lobes of breast - ANSWERS 15-20
converge in radial fashion as lactiferous ducts and sinuses before opening on the
surface of the nipple and areola
lactiferous duct - ANSWERS drains a lobe that is made up of 20 to 40 smaller
lobules, which consist of milk-secreting tubuloalveolar glands
areola - ANSWERS has small, rounded elevations formed by sebaceous glands
( Montgomery glands), sweat glands, and accessory areolar glands
axilla - ANSWERS
, lymph nodes - ANSWERS Bean-shaped filters that cluster along the lymphatic
vessels of the body. They function as a cleanser of lymph as wells as a site of T and
B cell activation
lymph node locations - ANSWERS - cervical
- axillary
- thoracic
- abdominal
- intestinal and mesenteric
- inguinal
- popliteal
expected heart sounds and origin - ANSWERS S1 & S2
S1 - ANSWERS the first heart sound, heard when the atrioventricular (mitral
and tricuspid) valves close
coincides with carotid pulse
diminished in first-degree block
S2 - ANSWERS closure of semilunar (aortic and pulmonic) valves
diminished in aortic stenosis
