mod 2 Blood Vessels

Question 1

what is the correct order for draining of the lymph?

a) vessel, capillary, node, trunk, duct
b) capillary, collecting vessels, node, trunk, duct.
c) capillary, collecting vessels, trunk, node, duct.
d) vessel, capillary, trunk, node, duct.

Answer 1

b) capillary, collecting vessels, node, trunk, duct.

Question 2

which of these is not a major group of lymph nodes?

a) inguinal
b) abdominal
c) axillary
d) cervical

Answer 2

b) abdominal

Question 3

the lymphatic system:

a) takes up excess fluid tissue and returns it to the blood stream.
b) absorbs proteins and transports them to the blood stream.
c) defends the body against disease
d) both a and c are correct.

Answer 3

d) both a and c are correct.

Question 4

which of the following does not move lymph?

a) skeletal muscle pump
b) respiratory pump
c) ANS pump
d) pulse pump

Answer 4

c) ANS pump

Question 5

which is not true of the lymphatic system?

a) approximately 60% of lymph is returned at the subclavian veins
b) approximately 40% of water absorbed into the circulation is at the lymph nodes
c) all lymph is drained from the thoracic duct
d) lymphatic nodes are very vascular

Answer 5

c) all lymph is drained from the thoracic duct

Question 6

the thoracic duct drains

a) the lower extremities
b) the abdomen
c) the left arm
d) all of the above

Answer 6

d) all of the above

Question 7

which of the following isn’t a lymphatic organ?

a) spleen
b) tonsils
c) thymus
d) liver

Answer 7

d) liver

Question 8

Brittany has recently undergone a double mastectomy. Following her surgery, she has oedema in both arms. Which of the following explanations for this is most correct?

a) axillary nodes on both sides have been removed
b) the surgery is not related to the oedema
c) surgery is unrelated to oedema in both arms as it would only cause oedema in one arm.
d) high vascularised adipose tissue has been removed resulting in excess additional fluid.

Answer 8

a) axillary nodes on both sides have been removed

Question 9

which of the following is not a role of blood?

a) transport
b) protection
c) regulation
d) secretion

Answer 9

d) secretion

Question 10

which of the following are components of plasma?

a) water
b) NaCl
c) proteins
d) all of the above

Answer 10

d) all of the above

Question 11

which of the following are not true cells?

a) erythrocytes
b) neutrophils
c) eosinophils
d) lymphocytes

Answer 11

a) erythrocytes

Question 12

which of the following statements correctly describes spectrin?

a) forms a net which is readily deformable
b) binds oxygen
c) maintains the biconcave shape of the erythrocytes
d) both a and c

Answer 12

d) both a and c