Plasma proteins 2

Question 1

Which stem cells in embryonic development synthesizes plasma proteins?

Answer 1

Mesenchymal cells

Question 2

Which plasma protein is produced first during embryonic development?

Answer 2

Albumin

Question 3

Where is alpha and beta globulins often synthesized?

Answer 3

Liver, spleen and bone marrow.

Question 4

Where is gamma globulins often synthesized?

Answer 4

B lymphocytes

Question 5

How does dietary proteins affect the synthesis of plasma proteins?

Answer 5

They play a very essential role in the synthesis of plasma proteins.

N.B. Essential AAs must be present in diet for satisfactory synthesis of plasma proteins

Question 6

Albumin synthesis is often derived from which protein source?

Answer 6

Dietary proteins of animal

Question 7

Dietary proteins of plant origin often favors the synthesis of which plasma protein?

Answer 7

Globulin synthesis

Question 8

Factors affecting the synthesis of Plasma proteins?

Answer 8

1. Presence of infection in the body reduces plasma protein synthesis
2. Exposure to some antigen stimulates formation of antibodies.
3. Inflammatory conditions promote the synthesis of number of proteins.

Question 9

Acute phase protein synthesis in the liver is promoted by which substance and what activates the substance?

Answer 9

Interleukin-1

Activated by macrophages in the body

Prostaglandins are also known to increase the synthesis of acute phase proteins.

Question 10

Which plasma protein is low in infants?

Answer 10

Gamma globulins

Question 11

What physiological changes is observed on plasma proteins during pregnancy(esp. 1and 2nd trimesters)?

Answer 11

Albumin and globulin levels decrease which Fibrinogen level increases.