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LYMPHEDEMA FINAL EXAM WITH ALL QUESTIONS AND ANSWERS
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LYMPHEDEMA FINAL EXAM WITH ALLQUESTIONS AND ANSWERS
Which of the following statements about the lymphatic vascular system is false?
A. Lymph flow relies on intrinsic contractility.
B. Lymph flows unidirectionally from the interstitium to the venous system.
C. Lymph vessels process numerous litres of fluid every minute.
D. Lymphatic blockage usually causes an accumulation of protein-rich fluid -
ANSWER C.
The tributary region of the left inguinal nodes is:
Left testicle, ovary, kidney, and adrenal gland
Left lower trunk quadrant, left lower extremity.
Lower trunk quadrants on the left and right sides, as well as the left lower
extremities
ANSWER B: Left lower extremities, uterus, prostate, bladder.
Which of the following is not a lymphatic trunk in the upper body?
Left subclavian trunk.
Right broncho-mediastinal trunk.
Left lumbar trunk.
ANSWER C: Right jugular trunk
The tributary region for the RIGHT AXILLARY nodes is:
Upper extremities, including the right and left mammary glands
,Right mammary gland, upper trunk quadrant, and upper extremity
Right mammary gland, right upper extremities, right side of the head, and neck
ANSWER B: Right mammary gland, upper and lower trunk quadrants.
Which of the following is correct about the thoracic duct?
It is the biggest lymphatic channel in the human body.
It enters the left venous angle.
All are true.
It starts at the cisterna chyli - answer C.
The lymphatic system performs all of the following activities EXCEPT?
Produce and store lymphocytes.
Absorb nutritious fatty acids from the gut.
Return the deoxygenated blood to the heart.
ANSWER C: Absorb interstitial fluid and return it to venous circulation.
Which of the following is not a feature of lymph collectors?
A three-layered muscle wall
Lymphangia
Anchoring filaments
Intrinsic contractility - Answer C
,Which of the following lymphatic watersheds (WS) is found on both the anterior
and posterior sides of the body?
Chap's Watershed
Median-sagittal watershed.
Spine of the scapula Watershed
Clavicle Watershed: ANSWER B
Which of the following statements are accurate about the intestinal lymphatic
system?
Intestinal lymph is termed chyle.
Following a high-protein meal, the intestinal lymph may appear white.
The intestinal lymph is unable to transport proteins.
ANSWER A: Water-soluble vitamins are absorbed into the intestinal lymphatic
system
Which of the following assertions about lymphatic and blood capillaries is correct?
Lymph capillaries have lower diameter than blood capillaries.
Blood capillaries have anchoring filaments, whereas lymph capillaries do not.
The absence of a basement membrane in blood capillaries permits the absorption of
big protein molecules.
"Swinging flaps" of lymph capillaries promote absorption of big protein molecules
(ANSWER D).
Which of the following statements concerning lymphatic collectors is false?
Collectors connect with each other through anastamoses.
, Deep collectors usually go alongside arteries and veins.
Superficial collectors drain the muscles, joints, and ligaments.
ANSWER C: Perforating vessels connect superficial to deep collectors through the
muscular fascia.
Which of the following components makes up lymph fluid?
Proteins, blood cells, lymphocytes, and bile
Protein, water, insulin, and white blood cells
Fatty acids, cells, water, and protein molecules.
Waste, water, cholesterol, and glucose - ANSWER C
The thoracic duct drains the following EXCEPT?
The intestines, genitourinary organs, and the liver
The right arm and right trunk quadrant
The left side of the head and neck, the left arm, and the right leg.
Answer B includes the left leg, both lower trunk quadrants, and both kidneys.
Which of the following statements concerning lymph nodes is accurate?
The bulk of lymph nodes are located in the extremities.
Lymph nodes include more efferent than afferent lymph vessels.
The human body has approximately 600-700 lymph nodes.
Lymph nodes are always palpable—ANSWER C
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