Question

Week 1 Laboratory Assignment Utilize this template to answer questions for the lab exercises found in the lab manual. Answer the questions on this template, save to your computer, and upload to the submission center for grading. IF YOU CAN'T FIND THESE IN THE LAB MANUAL, USE THE INTERNET. Lymphatic System (Exercise 24 Lymphatic System and Google) 1. (A. (4)) the pharyngeal region contains such a large amount of what tissue to fight infection? 2. The lymphatic system has approximately how many nodes? 3. lymph drain fluid from body tissues, this enables foreign material to be delivered to the lymph nodes for assessment by immune system cells. (Exercise 24.1)

Answer 1

1. Lymph nodes (pharyngeal tonsils,retropharengeal lymph node etc.)

2. 501 to 700 lymph nodes

Explanation:- the number of lymph nodes varies from person to person. About half of the nodes are present in the middle of the body ( stomach and abdominal cavity). Lymph nodes near armpits and groin have about 100 nodes.

3. Lymph vessels