Circulatory System Flashcards

1
Q

What is the order of the pathway of blood through the heart?

A

right atrium, region ventricle, pulmonary artery, capillaries in lungs, pulmonary vein, left atrium, left ventricle, aorta

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2
Q

Capillaries: site of ___ and ___ exchange, ___ travels from area of ___ to ___ concentration from lung to tissue and ___ travels from tissue to lung

A

O2/CO2/O2/high/low/CO2

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3
Q

arteries:

A

vessels that carry blood from heart to tissues, all carry oxygenated blood (exc. the pulmonary artery), they have thick, expandable walls

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4
Q

atherosclerosis:

A

formation of plaque inside arteries

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5
Q

plaque:

A

composed of mostly Ca and cholesterol, can break off and form clots

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6
Q

non-modifiable risk factors for atherosclerosis:

A

gender, age, family history

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7
Q

modifiable risk factors fro atherosclerosis:

A

smoking, alcohol consumption, stress, sedentary behaviour, obesity, hypertension, diet, diabetes, chronic inflammation

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8
Q

veins:

A

vessels that carry blood to the heart, all carry deoxygenated blood (exc. pulmonary vein), have thin walls and are more rigid than arteries

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9
Q

cardiac output:

A

volume of blood pumped by heart in a specific time period

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10
Q

peripheral resistance:

A

resistance to pumped blood by arterioles

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11
Q

arterioles:

A

small arterial branches

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12
Q

Metabolic Syndrome: accumulation of ___+ of the following factors: (5)

A

3

  • abdominal obesity
  • triglycerides>150mg/dL
  • HDL<40mg/dL (men) or <50mg/dL (women)
  • blood pressure >130/85mmHg
  • fasting glucose > 100mg/dL
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13
Q

Recommendations for ___ disease:

  • for population: make ___ changes to stall or prevent ___, get ___ ___
  • for individuals: ___ changes for those who need
  • for individuals: genomics may all for individual ___ ___
A

chronic

  • dietary/disease/screening tests
  • dietary
  • nutritional recommendations
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14
Q

Lymphatic system:

A

loosely organized system of vessels and ducts that convey fluids towards the heart, GI portion carries products of fat digestion into the blood stream

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15
Q

Lymph:

A

clear/yellowish fluid, similar to blood but missing red blood cells and platelets, from the GI tract, transports fat and fat-soluble vitamins to blood stream

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