Exam 11: The Cardiovascular System

Match the following: -The four pulmonary veins return oxygenated blood to this chamber

Like all blood cells, lymphocytes originate from hemocytoblasts contained within red bone marrow.

Match the following descriptions with the appropriate lymphoid organ or tissue: -Filters and cleanses the blood of bacteria, viruses, and other debris

Capillary beds are drained by vessels known as ________.

AIDS cripples the immune system by interfering with the activity of cells called ________.

The antibody a mother passes to her fetus is IgM.

The sinoatrial node, located in the right atrium of the heart, is often called the ________.

Which one of the following blood vessels carries oxygenated blood?

Large blood vessels that carry blood away from the heart are called ________.

The cerebral arterial circle (circle of Willis) involves blood flow through the liver.

Pulmonary arteries transport ________.

Which valve guards the base of the aorta and opens when the ventricles are contracting?

Which of the following vessels has the lowest blood pressure?

The pointed, inferior portion of the heart, known as the ________, rests on the diaphragm and is oriented toward the left hip.

The left atrium receives blood from the ________.

Which of the following arteries is the first branch of the abdominal aorta?

Hypotension is diastolic blood pressure below 100 mm Hg.

Vaccines are NOT for ________.

The term that means heart contraction is ________.

Which of these events is NOT associated with ventricular systole?