Exam 19: The Cardiovascular System: Blood Vessels

A patient has an 80% blockage of his left anterior descending coronary artery. Describe what occurs in terms of myocardial oxygen supply and demand if his sympathetic nervous system is stimulated.

The thick- walled arteries close to the heart are called muscular arteries.

A woman in her early 50s appeared at a walk- in clinic, complaining of aching pain in her right leg following a fall. Visual examination revealed that the medial aspect of that leg was red and swollen. A diagnosis of phlebitis was made. What is phlebitis, and what more serious condition may result if proper healing does not occur?

Which statement best describes arteries?

The outermost layer of a blood vessel is the tunica intima.

Factors that aid venous return include all except .

Which of the following is likely during vigorous exercise?

Which of the following signs of hypovolemic shock is a relatively late sign?

Modified capillaries that are lined with phagocytes are called .

Figure 19.2Using Figure 19.2, match the following: -Describe the forces that determine fluid movements across capillary walls.

Figure 19.2Using Figure 19.2, match the following: -Splenic vein.

Which of the choices below reflects the balance (or imbalance) between the direction and amount of fluid that flows across the capillary walls?

Which of the choices below does not explain why low capillary pressures are desirable?

Which of the following do not influence arterial pulse rate?

Figure 19.1Using Figure 19.1, match the following: -A family of peptides called are released by the endothelium and are among the most potent vasoconstrictors known.

Which of the following blood pressure readings would be indicative of hypertension?

Figure 19.1Using Figure 19.1, match the following: -The type of circulatory shock due to abnormal expansion of blood vessels and a rapid drop in blood pressure is _ .

What do the ductus arteriosus and the foramen ovale become at birth?

The velocity of blood flow is .

Secondary hypertension can be caused by _ .