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HEMATOLOGY 2 - LECTURE > DISCUSSION > Flashcards

DISCUSSION Flashcards

1
Q

What kind of cells is the ENDOTHELIUM?

A

Simple squamous cells

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2
Q

What part of hemostatsis are blood vessels and platelets part of?

A

Primary hemostasis

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3
Q

What system carries deoxygenated blood?

A

Venous system

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4
Q

The circulatory system is composed of what?

A

Pulmonary and systemic circulation

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5
Q

What is the role of the systemic circulation?

A

It is in-charge of distributing blood to the body

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6
Q

What is the role of the pulmonary circulation?

A

It cleanses the blood of impurities and toxic gases

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7
Q

Blood vessels are an open system

TRUE OR FALSE

A

FALSE

Closed system

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8
Q

What do you call the branching out of blood vessels from big to small?

A

Anastomosis

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9
Q

The exchange of gases and metabolites happens due to what?

A

Diffusion and Osmosis

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10
Q

Deoxygenated blood goes to what artery?

A

Pulmonary artery

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11
Q

Newly oxygenated blood always enter which atrium?

A

Left atrium

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12
Q

These arteries supply blood to the myocardium

A

Coronary arteries

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13
Q

Where does oxygenated blood go to?

A

to the tissues

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14
Q

Arteries have thicker tunica medias

True or False

A

True

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15
Q

What produces collagen?

A

Fibroblasts

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16
Q

where is the vasa vasorum found?

A

Tunica Adventitia

17
Q

Veins have a smaller lumen than arteries

True or False

A

Arteries have a smaller lumen than veins

18
Q

How do varicose veins happen?

A

When the valves of the veins loosen

19
Q

Why do blood vessel spasms happen?

A

To avoid loss of blood

20
Q

What kind of response is blood vessel spasms?

A

Nervous system response

21
Q

This happens as a neurological response to blood vessel injury

A

Vasoconstriction

22
Q

What happens to the blood pressure when the blood vessels narrow?

A

Increase blood pressure

23
Q

How is TXA2 produced?

A

through a thromboxane pathway

24
Q

Thromboxane pathway is also known as …

A

cyclooxygenase/prostaglandin

25
Q

The Endothelium has granules called …

A

Weibel Palade bodies

26
Q

These are a marker for authentic endothelial cells

A

Weibel Palade bodies & Megakaryocytes

27
Q

What do megakaryocytes and Weibel-Palade bodies produce?

A

von Willebrand Factor (vWF)

28
Q

These aggregate and regulate platelets

A

Prostacyclin

29
Q

TNF and IL1 are produced by the….

A

monocytes and macrophages

30
Q

TNF and IL1 is what type of cytokine?

A

monokine

31
Q

What is the food of fibroblasts?

A

Ascorbic Acid

HEMATOLOGY 2 - LECTURE (9 decks)

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