Bone marrow

spleen

none of the above

Both a and b

none of the above

Aorta

Renal artery

Both a and b

Fenestrated capillaries can be found in the small intestine

Distally, elastic arteries give way to muscular arteries (hint: Main street turns to Washington street)

Muscular arteries are active in vasoconstriction

Elastic arteries only have very small lumens

False

True

None of the above

both a and b

Bone marrow

spleen

Both b and c

C.Carotid bodies

A. Carotid sinuses

B. Aortic bodies

False

True

Blood loss can cause hypotension

Hypertension can cause aneurysms

The pulmonary trunk contains oxygen rich blood

Dehydration can cause hypotension

Mean arterial pressure (MAP) is the mean pressure one would obtain by taking measurements at several intervals throughout the cardia cycle

The tunica internal lines the blood vessels (like the veins and arteries) and is exposed to blood

Carotid bodies adjust respiratory rate to stabilize pH, but not Co2 and 02

Pulse pressure is defined as the difference between systolic and diastolic pressure

Venous anastomoses are common

Polycythemia increases blood flow

With respect to the principles of the blood flow, the greater the pressure difference between two points, the greater the flow

Blood pressure is defined as the force that blood exerts against a vessel wall

A baroreflex is an automatic, negative feedback response to changes in blood pressure

The farther liquid travels through a tube, the more cumulative friction it encounters

Hypotension can not be caused by anemia

Nitric oxide can cause vasodilation

False

True

none of the above

both a and b

It promotes Na+ and water retention by kidneys

It increases blood volume and pressure

systemic circuit

None of the above

Heart circuit

Pulmonary circuit

The myocardium is the outer layer of the heart

Gap junctions allow ions to pass from cell to cell

Heart valve prevent the back flow of blood

Desmosomes prevents cells from separate during contraction