Exam 15: The Circulation of the Blood

The precapillary sphincter regulates the amount of blood that flows into a capillary bed.

Match each disorder or condition with its corresponding description or definition. -type of shock that is a direct result of some type of heart failure

The most distal pulse can be found in the popliteal artery behind the knee.

Which of the following is an inflammation of a vein?

Older age,being African-American,and being female are risk factors for hypertension.

What is the direct cause of blood pressure?

Hypertension exists when the blood pressure exceeds 130/75.

Which term refers to a decrease in blood supply to a tissue,leading to gradual cell death?

A saclike extension in an arterial wall that developed because of weakness in the wall is called an aneurysm.

The tunica intima is also called the endothelium.

Blood pressure is lowest in the

MATCHING Match each term with its corresponding definition or description. -the muscle layer of the blood vessel

Which factor influences resistance to blood flow?

Which blood vessel carries blood toward the capillaries?

The ductus arteriosus acts as a shunt for blood around the immature fetal liver.

Because of the expansion of the lungs,deep breathing hinders the return of blood to the heart.

Which of the following is not true of veins?

What is pulse? Name two places in the head and neck and two places on the upper and lower extremities where a pulse can be felt.

A person with septicemia is at risk for septic shock.

The two characteristics true of all arteries are (1)they carry blood away from the heart and (2)they carry blood that is rich in oxygen.