Question

1. the lymphatic system functions to _____.

a. distribute hormones and nutrients throughout body c. collect excess fluid from in between cells
b. work with immune system to defend body against pathogens d. a, b, and c are correct answers.

1. how are lymphatic vessels similar to veins?

a. return fluid to heart c. have valves to prevent backflow
b. have thin walls d. a, b and c are correct answers.

1. lymphatic fluid from tissues of the lower limbs and left arm drains into the _____.

a. right lymphatic duct b. thoracic duct

1. lymphatic fluid from tissues of the right arm drains into the _____.

a. right lymphatic duct b. thoracic duct

1. lymphatic fluid drains from the ducts directly into which major blood vessel(s)?

a. the right subclavian vein b. the left subclavian vein c. a and b are both correct answers.

1. which of the following statements is true regarding the process of lymphopoiesis?

a. it occurs in the red bone marrow. c. it involves the production of b cells, t cells and natural killer cells
b. once formed, lymphatic cells move to lymphatic organs. d. a, b and c are correct answers.

1. the large lymphatic organ found in the

upper left abdominal region is the _____.
a. thymus b. palatine tonsil
c. spleen d. lingual tonsil

Explanation:

Question 1

The lymphatic system distributes hormones/nutrients (A), works with the immune system (B), and collects excess interstitial fluid (C). So all A, B, C are correct.

Lymphatic vessels and veins both return fluid to the heart (A), have thin walls (B), and have valves to prevent backflow (C). So all A, B, C are correct.

Lymph from lower limbs and left arm drains into the thoracic duct (the right lymphatic duct drains from the right upper body).

Answer:

D. A, B, and C are correct answers.

Question 2