Chp 2 Flashcards

0
Q

Atrium

A

Top chamber of heart

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1
Q

Septum

A

Wall of muscle that divides down the middle of heart

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2
Q

Ventricles

A

Bottom chambers of heart

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3
Q

Aorta/pulmonary artery

A

Carry blood away from heart

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4
Q

Deoxygenated

A

Blood that have higher concentration of carbon dioxide than oxygen

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5
Q

Oxygenated

A

Blood that has more oxygen then carbon dioxide

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6
Q

Vena cava

A

Returns blood to heart

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7
Q

Tunica intima

A

The innermost, smooth layer in direct contact with the blood

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8
Q

Tunica media

A

The middle, thickest layer, capable of contracting and relaxing

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9
Q

Tunica adventitia

A

The outer covering, which serves to protect and support the vessel

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10
Q

Antecubital fossa

A

Site of the three most preferred veins for venipuncture

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11
Q

Median cubital vein

A

Located in middle of arm

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12
Q

Cephalic vein

A

Site for venipuncture, the next best site, well anchored

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13
Q

Basilic vein

A

Easy to puncture, not well anchored

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14
Q

Erythrocytes

A

Originate in the bone marrow and are the most numerous of all the blood cells

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15
Q

Hemoglobin

A

Ability to transport oxygen and carbon dioxide

16
Q

Leukocytes

A

White blood cells

17
Q

Diapedesis

A

White blood cells pass through thin walls of capillaries to enter the tissues

18
Q

Phagocytosis

A

White blood cell surround and destroy these pathogens

19
Q

Cytoplasm

A

Area of the cell outside the nucleus

20
Q

Neutrophils

A

Main warriors against infections