IMMUNOLOGY

OVERVIEW OF THE IMMUNE SYSTEM

LYMPHATIC TISSUES AND ORGANS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following is true of lymphatic vessels?
A
There are only two lymphatic vessels in the body.
B
They have thick, muscular walls.
C
They are located in organs and muscles that have capillary beds.
D
Lymph flows along with blood through the same blood vessels.
Explanation: 

Detailed explanation-1: -The correct answer is (a) They empty into lymphatic collecting vessels. The lymphatic capillaries drain the lymph into the lymphatic vessels. These lymphatic vessels finally join the lymph nodes. Lymph capillaries have more proteins than blood capillaries.

Detailed explanation-2: -Lymph capillaries are found between cells (in the interstitial space). These capillaries are in the tissues of every organ in your body, except for your: Avascular tissues, meaning body tissue without blood vessels.

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