Texas Certified Nursing Assistant (CNA) Practice Exam

Signs of poor circulation in patients include cold extremities, numbness, and changes in skin color. These symptoms are indicative of insufficient blood flow to the peripheral areas of the body, which can occur due to various cardiovascular or other systemic issues. Cold extremities are often a result of reduced blood supply, leading to a drop in temperature in hands and feet. Numbness may be a sign that nerves are not receiving adequate blood flow and oxygen, which is necessary for their function. Changes in skin color can manifest as paleness or a bluish tint, often referred to as cyanosis, which further signals poor oxygen delivery to the skin. Recognizing these signs is crucial for early intervention and management in patients experiencing circulatory problems.

Other symptoms like increased heart rate and hypertension are more related to the body's response to stress or other conditions but do not directly indicate circulation issues. Similarly, frequent headaches and dizziness or swelling in the abdomen can be related to different medical conditions that do not specifically point to poor circulation. Understanding these distinctions helps in identifying and addressing circulatory concerns promptly.