Question

Which of the followinf lympgoid tissues and organs is CORRECTLY associated with its function

A. tonsils, protects against harmful nacteria in the intestines

B. PEYERS PARCHES, clusters of lymphatic tissue in the mouth

C. THYMUS: produces B and T- lymphocytes

D. SPLEEN, removes debris and old red blood cells

11. VENTILATION is defined as

A. exchange of gases between the external environment and the tissues

B. movement of air in and out of the respiratory sustem

c. transport of oxygen and carbon dioxide in the blood

D. transport of oxygen and carbon dioxide in the blood

Answer 1

Answers :

Question 10:

Correct answer - D

D. Spleen , removes debris and old red blood cells.

Spleen is the largest lymphatic organ in the body. It serves as reservoir of platelets and also in phagocytosis of bacteria (body's defense) and removal of old circulating red blood cells.

Tonsils protect from the pathogens, which enter through mouth and nose.

Peter's Patches are organized lymphoid follicles located mainly in the small intestine,where maturation of B lymphocytes occur.

Thymus is a primary lymphoid organ located beneath the sternum and helps in T cell maturation.

11. Ventilation is defined as - movement of air in and out of the respiratory system (B)

Ventilation also known as breathing is the movement of air in and out of the lungs.