Bio 150 Vessels

Card Set Information

Author:
eddardofwinter
ID:
272952
Filename:
Bio 150 Vessels
Updated:
2014-05-03 08:22:20
Tags:
Bio
Folders:
school
Description:
stuff
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user eddardofwinter on FreezingBlue Flashcards. What would you like to do?


  1. Arteries are sometimes called the _______________ vessels of the cardiovascular system because they have strong-resilient tissue strucure.
    A. fenestrated
    B. hydrodynamic
    C. compliance
    D. capacitance
    E. resistance
    E. resistance
    (this multiple choice question has been scrambled)
  2. ______________ have the thickest tunica media.
    A. Small arteries
    B. Large veins
    C. Small veins
    D. Capillaries
    E. Large arteries
    E. Large arteries
    (this multiple choice question has been scrambled)
  3. The outermost wall of an artery or vein is called the __________________ and in large arteries and veins contains the ______________.
    A. tunica media; smooth muscle
    B. tunica intima; endothelium
    C. tunica externa; vasa vasorum
    D. tunica intima; basement membrane
    E. tunica externa; valves
    C. tunica externa; vasa vasorum
    (this multiple choice question has been scrambled)
  4. Most blood is in the
    A. arteries.
    B. pulmonary circuit.
    C. capillaries.
    D. veins.
    E. heart.
    D. veins.
    (this multiple choice question has been scrambled)
  5. These are all possible circulatory routes from the heart except
    A. heart → arteries → arterial anastomosis → capillary bed → venous anastomosis → veins →heart
    B. heart → arteries → capillary bed → vein → capillary bed → arteries →heart
    C. heart → arteries → arterial anastomosis → capillary bed → veins →heart
    D. heart → arteries → capillary bed → veins →heart
    E. heart → arteries → capillary bed → vein → capillary bed → veins →heart
    B. heart → arteries → capillary bed → vein → capillary bed → arteries →heart
    (this multiple choice question has been scrambled)
  6. Vasomotion is associated with the presence of
    A. collagen and elastic tissue in the tunica media.
    B. elastic tissue in the tunica externa.
    C. endothelium in the tunica interna.
    D. smooth muscle in the tunica media.
    E. fenestrations in the tunica externa.
    D. smooth muscle in the tunica media.
    (this multiple choice question has been scrambled)
  7. In people who stand for long periods, blood tends to pool in the lower limbs and this may result invaricose veins. Varicose veins are caused by
    A. an aneurysm or weak point in an artery. B. an aneurysm or weak point in a vein.
    C. failure of the venous valves.
    D. failure of the lymphatic valves.
    E. a ruptured aneurysm in a vein.
    C. failure of the venous valves.
  8. What is the mean arterial pressure for a person with 110 and 65 mm Hg as systolic and diastolicpressure, respectively?
    A. 80 mm Hg
    B. 45 mm Hg
    C. 175 mm Hg
    D. 87.5 mm Hg
    E. 90 mm Hg
    A. 80 mm Hg
    (this multiple choice question has been scrambled)
  9. The velocity of blood flow decreases when
    A. viscosity increases.
    B. vasomotion decreases.
    C. afterload increases.
    D. blood pressure increases.
    E. vessel radius increases.
    A. viscosity increases.
    (this multiple choice question has been scrambled)
  10. The medullary ischemic reflex results in
    A. increased circulation to the adrenal medulla.
    B. hormone secretion by the adrenal medulla when perfusion drops.
    C. increased circulation to the brain.
    D. reduced circulation to the brain.
    E. ischemia of the medulla oblongata.
    C. increased circulation to the brain.
    (this multiple choice question has been scrambled)
  11. _______________ has the most important effect on blood velocity.
    A. Blood viscosity
    B. Vessel length
    C. Vessel radius
    D. Hematocrit
    E. Blood osmolarity
    C. Vessel radius
    (this multiple choice question has been scrambled)
  12. Reactive hyperemia is a result of ________________ to increase perfusion into a tissue.
    A. hormonal control
    B. local control
    C. urinary control
    D. neural control
    E. respiratory control
    B. local control
    (this multiple choice question has been scrambled)
  13. All of these increase blood pressure except
    A. aldosterone.
    B. norepinephrine.
    C. antidiuretic hormone (ADH).
    D. angiotensin II.
    E. atrial natriuretic peptide.
    E. atrial natriuretic peptide.
    (this multiple choice question has been scrambled)
  14. The vasomotor center of the __________________ controls blood vessels throughout the body.
    A. spinal cord
    B. cerebellum
    C. hypothalamus
    D. cortex
    E. medulla oblongata
    E. medulla oblongata
    (this multiple choice question has been scrambled)
  15. Hypertension is commonly considered to be a chronic resting blood pressure higher than
    A. 200/90.
    B. 130/60.
    C. 120/75.
    D. 180/90.
    E. 140/90.
    E. 140/90.
    (this multiple choice question has been scrambled)
  16. ____________ are powerful vasoconstrictors, and _______________ also increases heart rate.
    A. Epinephrine and antidiuretic hormone (ADH); antidiuretic hormone (ADH)
    B. Epinephrine and aldosterone; epinephrine
    C. Epinephrine and angiotensin II; epinephrine
    D. Norepinephrine and antidiuretic hormone (ADH); antidiuretic hormone (ADH)
    E. Norepinephrine and atrial natriuretic peptide (ANP); norepinephrine
    C. Epinephrine and angiotensin II; epinephrine
    (this multiple choice question has been scrambled)
  17. These are all mechanisms of movement through the capillary wall except
    A. diffusion.
    B. filtration.
    C. transcytosis.
    D. reabsorption.
    E. secretion.
    E. secretion.
    (this multiple choice question has been scrambled)
  18. The most important force driving filtration at the arterial end of a capillary is
    A. tissue fluid colloid osmotic pressure.
    B. oncotic pressure.
    C. interstitial hydrostatic pressure.
    D. blood colloid osmotic pressure.
    E. blood hydrostatic pressure.
    E. blood hydrostatic pressure.
    (this multiple choice question has been scrambled)
  19. ________________ by the capillaries at their venous end.
    A. Wastes are given off
    B. Oxygen and glucose are taken up
    C. Oxygen and glucose are given off
    D. Organic nutrients are taken up
    E. Waste products are taken up
    E. Waste products are taken up
    (this multiple choice question has been scrambled)
  20. The most important force driving reabsorption at the venous end of a capillary is
    A. tissue fluid colloid osmotic pressure.
    B. interstitial hydrostatic pressure.
    C. oncotic pressure.
    D. blood hydrostatic pressure.
    E. blood colloid osmotic pressure.
    E. blood colloid osmotic pressure.
    (this multiple choice question has been scrambled)
  21. All these can lead to edema except
    A. liver disease.
    B. hypertension.
    C. famine.
    D. hyperproteinemia.
    E. obstruction of lymphatic vessels.
    D. hyperproteinemia.
    (this multiple choice question has been scrambled)
  22. ____________ would not increase capillary filtration.
    A. Increased capillary permeability
    B. Dehydration
    C. Obstructed venous return
    D. Blockage of lymphatic capillaries
    E. Dietary protein deficiency
    B. Dehydration
    (this multiple choice question has been scrambled)
  23. A mean arterial pressure (MAP) below 60 mmHg can cause _____, whereas a MAP above 160 mmHg can cause _____________.
    A. syncope; cerebral edema
    B. compensated shock; decompensated shock
    C. neurogenic shock; syncope
    D. syncope; neurogenic shock
    E. neurogenic shock; cardiogenic shock
    A. syncope; cerebral edema
    (this multiple choice question has been scrambled)
  24. _______________ does not contribute to venous return.
    A. The suction created by the atria slightly expanding during ventricular systole
    B. Widespread vasodilation
    C. The expansion and contraction of the thoracic cavity during ventilation
    D. Contraction of skeletal muscles of the limbs
    E. The difference of pressure between venules and the venae cavae
    B. Widespread vasodilation
    (this multiple choice question has been scrambled)
  25. ___________________ shock can be produced by hemorrhage, severe burns, or dehydration.
    A. Cardiogenic
    B. Neurogenic
    C. Anaphylactic
    D. Venous pooling (vascular)
    E. Hypovolemic
    E. Hypovolemic
    (this multiple choice question has been scrambled)
  26. ______________ shock occurs when bacterial toxins trigger vasodilation and increase capillarypermeability.
    A. Anaphylactic
    B. Cardiogenic
    C. Compensated
    D. Neurogenic
    E. Septic
    E. Septic
    (this multiple choice question has been scrambled)
  27. A bee sting can trigger a massive release of histamine, which causes ___________ and a(n) _____________ in arterial blood pressure.
    A. vasodilation; decrease
    B. vasoconstriction; oscillation
    C. vasodilation; increase
    D. vasoconstriction; decrease
    E. vasoconstriction; increase
    A. vasodilation; decrease
    (this multiple choice question has been scrambled)
  28. Myocardial infarction can lead to _______________ shock.
    A. hypovolemic
    B. venous pooling (vascular)
    C. neurogenic
    D. cardiogenic
    E. obstructed venous return
    D. cardiogenic
    (this multiple choice question has been scrambled)
  29. The most important force in venous flow is
    A. the skeletal muscle pump.
    B. one way flow due to valves.
    C. the thoracic (respiratory) pump.
    D. cardiac suction.
    E. the pressure generated by the heart.
    E. the pressure generated by the heart.
    (this multiple choice question has been scrambled)
  30. Blood flow to the _______________ remains quite stable even when mean arterial pressure (MAP) fluctuates from 60 to 140 mm Hg.
    A. hypothalamus
    B. kidneys
    C. skeletal muscles
    D. stomach
    E. adrenal gland
    A. hypothalamus
    (this multiple choice question has been scrambled)
  31. Pulmonary arteries have ________________ blood pressure compared to systemic arteries.
    A. considerably higher
    B. a little lower
    C. considerably lower
    D. similar
    E. a little higher
    C. considerably lower
    (this multiple choice question has been scrambled)
  32. How many pulmonary arteries empty into the right atrium of the heart?
    A. 1
    B. 7
    C. 0
    D. 4
    E. 2
    C. 0
    (this multiple choice question has been scrambled)
  33. The lungs receive a systemic blood supply by way of the
    A. lobar arteries.
    B. bronchial arteries.
    C. pulmonary veins.
    D. left pulmonary artery.
    E. right pulmonary artery.
    B. bronchial arteries.
    (this multiple choice question has been scrambled)
  34. There are no ________________ in humans.
    A. right and left common carotid arteries
    B. right and left brachiocephalic veins
    C. right and left subclavian arteries
    D. right and left subclavian veins
    E. right and left brachiocephalic arteries
    E. right and left brachiocephalic arteries
    (this multiple choice question has been scrambled)
  35. The _______________ supplies 80% of the cerebrum.
    A. anterior cerebral artery
    B. occipital artery
    C. middle cerebral artery
    D. internal carotid artery
    E. superficial temporal artery
    D. internal carotid artery
    (this multiple choice question has been scrambled)
  36. The cerebral arterial circle (circle of Willis) is
    A. a portal system connecting the hypothalamus with the anterior pituitary.
    B. an anastomosis surrounding the pituitary gland.
    C. a short anastomosis found in the cerebellum.
    D. formed by the superior and inferior sagittal sinuses.
    E. an anastomosis circling the entire cortex.
    B. an anastomosis surrounding the pituitary gland.
    (this multiple choice question has been scrambled)
  37. From superior to inferior, the major branches of the abdominal aorta are
    A. celiac trunk, superior mesenteric artery, gonadal arteries, renal arteries, inferior mesenteric artery, and common iliac arteries.
    B. superior mesenteric artery, celiac trunk, renal arteries, gonadal arteries, inferior mesenteric artery, and common iliac arteries.
    C. superior mesenteric artery, celiac trunk, gonadal arteries, renal arteries, inferior mesenteric artery, and common iliac arteries.
    D. celiac trunk, superior mesenteric artery, renal arteries, gonadal arteries, inferior mesenteric artery, and common iliac arteries.
    E. superior mesenteric artery, inferior mesenteric artery, celiac trunk, gonadal arteries, renal arteries, and common iliac arteries.
    D. celiac trunk, superior mesenteric artery, renal arteries, gonadal arteries, inferior mesenteric artery, and common iliac arteries.
    (this multiple choice question has been scrambled)
  38. The principal venous drainage of the thoracic organs is accomplished by way of
    A. the branches of the celiac trunk.
    B. the azygos system.
    C. the coronary and pulmonary veins.
    D. mesenteric circulation.
    E. the hepatic portal system.
    B. the azygos system.
    (this multiple choice question has been scrambled)
  39. These are all tributaries of the inferior vena cava except
    A. the internal and external iliac veins.
    B. the vertebral veins.
    C. the inferior phrenic veins.
    D. the hepatic veins.
    E. the lumbar veins.
    B. the vertebral veins.
    (this multiple choice question has been scrambled)
  40. These are all veins of the upper limb except
    A. the great saphenous vein.
    B. the ulnar vein.
    C. the median antebrachial vein.
    D. the basilic vein.
    E. the cephalic vein.
    A. the great saphenous vein.
    (this multiple choice question has been scrambled)
  41. These are all vessels of the lower limb except
    A. the fibular vein.
    B. the medial plantar artery.
    C. the anterior interosseous artery.
    D. the posterior tibial artery.
    E. the popliteal vein.
    C. the anterior interosseous artery.
    (this multiple choice question has been scrambled)
  42. This is the longest vein, and portions of this vein are commonly used as grafts in coronary bypasssurgery.
    A. the common iliac vein
    B. the deep femoral vein
    C. the femoral vein
    D. the inferior vena cava
    E. the great saphenous vein
    E. the great saphenous vein
    (this multiple choice question has been scrambled)

What would you like to do?

Home > Flashcards > Print Preview