NWHSU Histology 2 Test 1 - Circulatory System
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| Which specialized cardiac muscle fibers are smaller, have fewer gap junctions and fewer intercalated discs than regular cardiac muscles fibers? | show 🗑
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| How would these specialized cells (AV Node) function differently than regular cardiac muscle? | show 🗑
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| Name the blood vessel described: primary factor in maintenance of normal arterial blood pressure | show 🗑
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| show | Venules
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| show | Discontinuous sinusoids
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| show | A. Tunica Intima B. Arteries (is not found in veins)
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| What type of capillaries would be expected in an endocrine gland? | show 🗑
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| Compared to a medium sized artery, a medium sized vein has more A.______ and less B. ________ | show 🗑
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| show | Atrial myocytes
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| Which group of cardiac muscle cells has the SLOWEST transmission speed? | show 🗑
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| show | Outer dense fibrous layer and Inner serous layer
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| Calcific Valve disease usually affects the ________ valve. | show 🗑
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| show | Impaired blood flow and Thrombus formation (blood clot)
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| Describe the parietal pericardium: The outer layer is composed of A. ______ and the inner layer is composed of B.________ | show 🗑
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| What type of capillary would most likely be found in endocrine organs? | show 🗑
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| show | Greatest rate of intrinsic depolarization
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| The atrial and ventricular muscles are connected by the _______ | show 🗑
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| show | Alternating sheets of smooth muscle and elastic
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| show | AV Bundle
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| show | There would be no conductance to the ventricles
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| How does the cytology of purkinje fibers differ from that of regular cardiac muscle fibers? | show 🗑
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| show | Due to the dense fibrous connective tissue in it.
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| show | Endothelial cells in the tunica intima
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| show | Continuous endothelium and basil lamina w/occluding junctions
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| show | Atrial myocardial cells (myocyte) secrete atrialpeptins
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| show | false (arterioles are responsible for pressure)
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| show | true
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| Choose the items below which describe an elastic artery. Put all correct. C. has abundant elastic in its tunica media D. has abundant smooth muscle in its tunica media | show 🗑
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| How does the structure of the lacteal relate to its function? | show 🗑
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| show | atrial myocardium
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| Painful red streaks radiating from a puncture wound would suggest inflammation of the ______. | show 🗑
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| show | continuous epithelium
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Created by:
AnatomyMash
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