Exam 10: The Blood Vessels and Blood Pressure

Complete each of the following statments. Two functions of arteries include being a(n) ____________________ and a(n) ____________________.

If the pulse pressure is 44 mm Hg and the diastolic pressure is 68 mm Hg, the systolic pressure is ____ mm Hg.

Complete each of the following statments. ____________________ controls are primarily responsible for matching tissue blood flow with the metabolic needs of the tissue involved.

As metabolic activity of an organ or tissue increases, blood flow to that organ increases. This phenomenon is known as

Which factor would reduce total peripheral resistance?

____ refers to a chronic state of increased arterial pressure.

The pulse pressure is the maximum pressure exerted in the arteries.

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a. increases b. inhibits or decreases: c. has no effect on Decreased rate of firing in afferent nerves reaching the cardiovascular control center ____ the sympathetic nerve stimulation of the cardiovascular system.

Indicate the relative comparison of each of the paired items by writing the appropriate letter in the blank using the following answer code: a. A is greater than B b. B is greater than A c. A and B are equal ____ $\quad$ A. Blood flow through an arteriole upon increased sympathetic activity $\quad$$\quad$ B. Blood flow through an arteriole upon decreased sympathetic activity ____ $\quad$ A. Venous return upon increased sympathetic stimulation of veins $\quad$$\quad$$\quad$ B. Blood flow through a vein upon decreased sympathetic activity ____ $\quad$ A. Velocity of blood flow through the veins $\quad$$\quad$$\quad$ B. Velocity of blood flow through the capillaries ____ $\quad$ A. Local arteriolar radius in the presence of local decreased $\mathrm{O}_{2}$ and increased $\mathrm{CO}_{2}$ concentrations $\quad$$\quad$$\quad$ B. Local arteriolar rachus with nomal local concentrations of $\mathrm{O}_{2}$ and $\mathrm{CO}_{2}$ ____ $\quad$ A. Circulation through the skin during exercise $\quad$$\quad$$\quad$ B. Circulation through the skin at rest ____ $\quad$ A. Circulation to the brain at rest $\quad$$\quad$$\quad$ B. Circulation to the brain during an examination ____ $\quad$ A. Net reabsorption pressure at the venula end of the capillary $\quad$$\quad$$\quad$ B. Net ultrafiltration pressure at the arteriolar end of the capillary

Use this figure to answer the corresponding questions. Which vessel(s) contains overlapping endothelial cells? a. vessels 1 and 2 b. vessel 2 only c. vessels 2 and 4 d. vessel 4 only e. vessels 2,3 , and 5

The cardiovascular center responds to rising H⁺/CO₂ by

Complete each of the following statments. Vasogenic shock is triggered by widespread ____________________ of blood vessels.

The pulse pressure is the

Short-term adjustments in blood pressure are mediated by

At any point in time, most of the blood flow in the body is contained in the capillaries.

Use this figure to answer the corresponding questions. Letter ____ identifies the total cross-sectional area in cm². a. 1 b. 2 c. 3 d. 4 e. none of these

For the following questions, choose the appropriate letter from the answer code below to make the statement true. a. increases b. inhibits or decreases: c. has no effect on Increased arteriolar radius ____ the total peripheral resistance, and increased total peripheral resistance ____ the mean systemic arterial blood pressure.

Complete each of the following statments. Movement of fluid from the interstitial fluid into the plasma is known as ____________________.

The largest total cross-sectional area is found in the

During exercise, there is not an increased blood flow to the