A&P chapter 21
Near the carotid sinus
the common carotid divides into an internal and an external branch.
The muscular layer of a blood vessel is the
tunica media
The brachial artery branches to form the radial and ________ arteries.
ulnar
An important artery that supplies blood to the brain is the ________ artery.
internal carotid
Pulmonary arteries carry blood to the
lungs.
Total peripheral resistance is related to all of the following, except the
osmolarity of interstitial fluids
Exchange between a blood vessel and the cells that surround it can occur only in
capillaries.
Metabolites exchange by diffusion with tissue cells in which of the following locations?
capillary
Capillaries that have a complete lining are called
continuous capillaries
The ________ divides the aorta into the thoracic aorta and the abdominal aorta.
diaphragm
Blood pressure is determined by
estimating the pressure needed to close off an artery with an external pressure cuff
Capillaries with a perforated lining are called
fenestrated capillarie
Branches of the popliteal artery include the
fibular artery.
Compared to arteries, veins
have thinner walls.
blood travels from arteries to veins,
pressure drops.
Blood moves forward through veins because of all of the following, except
pumping by the smooth muscle in the wall of the vein
Which of the following statements is false concerning the movement of fluid between capillaries and interstitial space?
The net filtration pressure is usually zero.
Blood flow to a tissue will increase if the
arterioles dilate.
Blood pressure is highest here.
artery
Each of the following will cause an increase in blood pressure, except
increased levels of ANP (atrial natriuretic peptide).