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HCA > Circulatory system > Flashcards

Circulatory system Flashcards

1
Q

What is plasma?

A

is the liquid part of the brain. Water 90% (to carry blood cells to other body cells). The other 10% is Nutrients, hormone’s, chemicals and waste.

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2
Q

Blood how many litres do we have?

A

We have 6 liters of blood

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3
Q

How much plasma do we have?

A

55%

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4
Q

how many blood cells do we have?

A

45%

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5
Q

Erythrocytes

A

RBC

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6
Q

Leukocytes

A

WBC

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7
Q

Thrombocytes

A

Platelets

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8
Q

Red blood cells

A

These cells contain a special protein called hemoglobin (HGB). Hemoglobin binds with oxygen and transports it to the cells of the body.

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9
Q

These cells protect the body from infection and are colorless.

A

WBC

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10
Q

These are actually cell fragments. They are necessary for blood clotting.

A

Platelets

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11
Q

What is the heart?

A

The heart is a hollow, muscular organ that pumps blood through the
blood vessels to all the cells of the body. The heart is separated into
right and left sides. Each side of the heart contracts and relaxes
simultaneously

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12
Q

What is the circulatory system

A

Its the cardiovascular system, it is the bodys transportation system.

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13
Q

What are the 4 functions the circulatory system

A
  1. Blood carries nutrients, oxygen, and other substances to the cells throughout the body
  2. Blood removes waste products from the cells
  3. Regulates body temp (blood and blood vessels)
  4. The circ system also produces and carries cells that defend the body from disease causing micro organisms
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14
Q

Where are the heart valves located

A

between the atria and the ventricles

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15
Q

What are the heart valves purpose?

A

Allow blood to flow in only one direction, preventing it
from flowing back

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16
Q

Define Diastole

A

The resting phase; the heart chambers fill with blood.

17
Q

Define Systole

A

is the working phase; blood is pumped through the blood vessels when the heart contracts

18
Q

What is the average pulse rate for a person

A

60-100 BPM

19
Q

Define Tachycardia

A

is between 60 and 100 beats per minute

20
Q

Define Bradycardia

A

a is a slow heart rate, less than 60 beats per minute

21
Q

When to report?

A

When the breathing is irregular, weak, thready

22
Q

How many blood vessels do we have? and what are they ?

A
  1. arteries, veins, capillaries
23
Q

What is Phlebitis

A

Inflammation of the veins, often occurs in the legs, often a bacterial infection, and can be caused by trauma

24
Q

What is an Aneurysm

A

Localized n

HCA (4 decks)

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