Take Test Exam Four: Pt×1+ 143378 18course jd _14213 18content id 2082338 18step

Question

Take Test Exam Four: Pt×1+ 143378 18course jd _14213 18content id 2082338 18step-null e Question Completion Status QUESTION9 The repon of a lymph node through which blood vessels pass is called the O sinus O capsule. O nodule O foramen QUESTION 10 T lymphocytes are responsible for O pregramming macrophages O producing antibodies O the cellular immune response 0 the humoral immune response. O antigen presentation. QUESTION 11 Stephanie has her cancerous right breast removed, and the surgeon also removes lymph nodes in the axillary region. As a result, Stephanle's right arm O loses its blood supply O receives too much blood and swells. O becomes edematous. O loses tissue flud O becomes paralyzed. QUESTION 12 Whuch of the following is not a risk factor for atheroscterosis? Det high in unsaturated fats O High biood pressure O Lack of physiecal exercise O Obesity O Tebacco and Subenit to sove and submit Chck Save

Explanation / Answer

1. (4) Hilum is the region of a lymph node through which the blood vessels is passed. It is found at the surface of the kidney and other organs.

2.(3) T - lymphocytes are responsible for the cellular immune response. T - Lymphocytes which have been activated in the thymus gland are released into the circulation. When they encounter their antigen for the first time, they become sensitised to it.

3.(3) Removal of nodes from the axillary region can lead the area to be edematous as the nodes which drains the fluid is removed there is imbalance between the draining system which leads to fluid retention and tissue swelling.

4. (1)Diet which is high is unsaturated fats is not a rick factor for atherosclerosis as it contains polyunsaturated fatty acids and monounsaturated fats, this in a way helps to lower the cholesterol levels and prevent from heart diseases like atherosclerosis.

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