DECKS

Question 1

Which of the following structures carry lymph into the node’s subscapular sinus, through the cortical sinus and into the superficial cortex and paracortex?
A. Efferent lymphatic vessels
B. Afferent lymphatic vessels
C. Both afferent and efferent lymphatic vessels
D. Neither afferent or efferent lymphatic vessels

Answer 1

B. Afferent lymphatic vessels

Afferent lymphatic vessels carry lymph into the nodes subscapular sinus, through the cortical sinus and into the medullary sinus. It is primarily in these cortices and the medullary sinus that the lymph is cleansed by macrophages, and antigens are presented and processed by lymphocytes, and plasma cells

Question 2

Which of the following vessels are characterized by the presence of valves?
A. Arterioles only
B. Capillaries only
C. Veins only