19. The Blood Vessels

Arteries

Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

d. Muscular arteries control blood flow at the tissue level.
Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

a. Arteries are the exchange vessels of the cardiovascular system.
Open Question
Match the following arteries with the correct description.

____Radial artery
____Celiac trun
____Basilar artery
____Superior mesenteric artery
____Dorsalis pedis artery
____Femoral artery
____Internal iliac artery
____Renal artery
____Internal carotid artery
____Subclavian artery

a. Supplies the small intestine and most of the large intestine
b. Supplies the pelvis
c. Supplies the upper limb
d. Located in the lateral forearm
e. Provides the blood supply to the lower limb
f. Supplies the brain via the anterior and middle cerebral arteries
g. Large single branch off the aorta that supplies the liver, stomach, duodenum, and spleen
h. Supplies the foot and ankle i. Supplies the kidney
j. Forms from the fusion of the two vertebral arteries
Open Question
Which of the following is not a common pulse point?

a. Femoral artery
b. Subclavian artery
c. Common carotid artery
d. Brachial artery
Open Question
Explain why a severed artery spurts blood, whereas a severed vein merely leaks blood.
Multiple Choice
What is the protein-rich substance in elastic arteries that contributes to their ability to recoil & maintain blood pressure during diastole?
Multiple Choice
Which type of artery has the thickest tunica media in proportion to the rest of its wall?
Open Question
Identify the superficial structures in the following diagram of the heart. a. ___b. ___c. ___d. ___e. ___f. ___g. ___h. ___
Open Question
Fill in the blanks: The coronary arteries are the first branches off the____. The right coronary artery becomes the____on the posterior side of the heart. The left coronary artery branches into the_____and the_______.
Open Question
Predict which would be more damaging to long-term survival: a blood clot lodged in the right coronary artery or one in the left coronary artery. Explain.
Open Question
Florita Santos, a middle-aged woman, is admitted to the coronary care unit with a diagnosis of left ventricular failure resulting from a myocardial infarction. Her history indicates that she awoke in the middle of the night with severe chest pain. Her skin is pale and cold, and moist sounds are heard over the lower regions of both lungs. Explain how failure of the left ventricle can cause these signs and symptoms.
Open Question
Trace one drop of blood from the time it enters the right atrium of the heart until it enters the left atrium. What is this circuit called?
Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

d. The pulmonary circuit delivers blood from the right side of the heart to the lungs to become oxygenated.
Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

c. The tunica media consists of smooth muscle cells innervated by vasomotor nerves.
Open Question
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

b. Increased concentrations of carbon dioxide and hydrogen ions and a decreased concentration of oxygen in the interstitial fluid cause local arteriolar constriction.