Quiz
OS FINAL REVIEW CIRCULATION
Fragen in diesem Quiz (15)
1Which of the following is a right to left shunt in the fetus?
- Aductus arteriosus
- Bforamen ovale
- Cforamen pulmonale
- Dductus venosus
- Eportal sinus
2Which of the following processes are involved in the early formation of the heart?
- Acranial-caudal folding
- Blateral body wall folding
- Cventral-dorsal folding
- Dloop to the right
- Eloop to the left
3When does the partitioning of the atria and ventricles begin?
- A7 days
- B28 days
- C35 days
- D11 days
- E24 days
4Which of the following are involved in the tetrology of Fallot?
- Apulmonary stenosis
- Bleft ventricular hypertropy
- Coverriding aorta
- Dtotal obstruction of aorta
- Eright ventricular hypertropy
5What is true about pericytes?
- AFound at fenestrated capillaries
- BFound at continuous capillaries
- CServe as a stem or progenitor cell population
- Dfound in the basement membrane
- Esustain the blood brain barrier
6What is true about Purkinje fibers?
- AThey are found in the subendocardial layer of the heart
- BThey are involved in slow conduction
- CThey are associated with the contractile muscle cells
- DThey have relative refractory
- EThey are found in the myocardium
7Where is the largest change in pressure?
- Aarterioles
- Bsmall arteries
- Ccapillaries
- Dvenules
- Eaorta
8Which of the following is/are true about lymphatic vessels?
- ALarge lymphatic vessels have more smooth muscle than large veins
- BMedium lymphatic vessels have more smooth muscle than medium veins
- CLarge lymphatic vessels have valves
- DLymphatic capillaries have valves
- ELymphatic capillaries have smaller lumen than blood capillaries
9Which of the following is correct about blood volume?
- AMost of the blood is in venous return
- BThe skeletal muscles is the tissue with the most blood
- CThe smallest amount of blood will be in cardiac circulation
- DThe brain has the greatest share of blood
- EBlood contains most of the water content of our bodies
10Which of the following have the greatest resistance to blood flow?
- Aarteries and arterioles
- Bcapillaries and venules
- CAorta and large arterioles
- DLarge arterioles and large veins
- ENone of the above
11Which of the following is true?
- APulsatile flow can be found at the capillaries
- BPatent ductus occurs more often in males
- CDiastolic murmurs come from stenoses of any of the valves
- DSystole of ventricles and atria can overlap
- ECardiac output is determined by heart rate x (EDV-ESV)
12Which of the following things is/are true?
- AFrank Starling's thing is that ventricular force is proportional to volume of blood received
- BQRS is diastole
- Clow T indicates hypokalemia, long QT is hypocalcemia
- DContraction of the heart starts at the apex
- EFast response of the heart has a relative refraction period
13Which of the following is true
- AVeins have thicker tunica media
- BThe tunica intima is thin in both veins and arteries, is elastic
- CThe tunica externa is fibrous and loose
- DThe tunica adventitia is thicker in veins than arteries
- EThe tunica media has smooth muscle cells
14Which of the following is true
- ATurbulence is typically associated with narrowing from blockage
- BLaminar flow is fastest at the periphery
- CVessels in parallel have faster flow than vessels in series
- DSmall changes in radius result in large changes in resistance and flow
- EResistance and flow have an inverse relationship
15What are some expected effects of exercise on the heart?
- AIncreased venous return
- BIncreased cardiac output
- CReduced blood flow to other areas, skeletal muscle prioritized
- DIncreased parasympathetic vasoconstriction
- ELocalized vasodilation to selectively decrease peripheral resistance to increase flow
Informationen
- Beschreibung
- NOT SCHIFF
- Autor
- Liz Maas
- Sprache
- English
- Aufrufe
- 45
- Schlagwörter
- Bewertung
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