The carotid and aortic sinuses contain pressoreceptors that detect changes in BP. A. TrueA. True The arteries provide peripheral resistance, which dependson parasympathetic impulses. If BP decreases as a result of hemorrhage, heart rate will increase and more vasoconstriction will occur. BP is regulated by the vasomotor center in the medulla.
The renin-angiotensin mechanism prevents kidney damage by lowering BP if it becomes too high. B. FalseB. False Question 11 8 out of 8 points Match the lymph nodes and nodules with their proper locations and functions. Question Correct Match Selected Match Below the epithelium of all mucous membranes B. Lymph nodules B. Lymph nodules Along the pathways of lymph vessels. A. Lymph nodes A. Lymph nodes Major paired groups include cervical and inguinal A. Lymph nodes A. Lymph nodes In the pharynx, they are called tonsils B. Lymph nodules B. Lymph nodules Destroy pathogens in the lymph from the extremities before the lymph is returned to the blood A. Lymph nodes A. Lymph nodes Plasma cells produce antibodies that will enter the blood A. Lymph nodes A. Lymph nodes Destroy pathogens that penetrate mucous membranes B. Lymph nodules B. Lymph nodules Plasma cells produce antibodies that act locally in mucous membranes B. Lymph nodules B. Lymph nodules Question 12Needs GradingReference Figure 14-3: State the seven major PAIRED groups of lymph nodes. Why are these nodes located in or near the head and extremities?
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- Spring '16