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Anatomy > 01/22 + 01/24 > Flashcards

01/22 + 01/24 Flashcards

1
Q

Blood consists of

A

Plasma and formed elements

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2
Q

What is the plasma?

A

The ECM of the blood

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3
Q

The plasma consists of

A

Water, protein, and nutrients

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4
Q

Formed elements are suspended within the

A

Plasma

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5
Q

What are the formed elements of the blood?

A

Cellular components like RBCs, WBCs, and platelets

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6
Q

What is the function of RBCs / Erythrocytes?

A

Transport Oxygen through body

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7
Q

What help form blood clots and prevent excessive bleeding?

A

Platelets

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8
Q

What are the functions of blood?

A
  • Transports O2 and other nutrients, hormones, and ions
  • Regulates body temperature, pH and fluid balance
  • Provides protection
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9
Q

How does blood regulate body temperature?

A

It absorbs and redistributes heat

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10
Q

How does blood regulate body pH?

A

It has buffers which prevent changes in pH

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11
Q

How does blood help with fluid balance?

A

Its plasma proteins exert osmotic pressure to prevent fluid loss from the blood vessels to tissues

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12
Q

Plasma makes up how much of blood?

A

55%

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13
Q

How much of plasma is water?

A

90%

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14
Q

8% of plasma consists of

A

Proteins

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15
Q

What are some of the plasma proteins?

A
  • Albumin
  • Globulins
  • Fibrinogen
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16
Q

Albumin is the most abundant protein found in plasma and functions in

A

Maintaining colloid pressure and blood vessel ability to hold onto water

17
Q

Globulins are proteins found in the plasma that assist in

A

The immune system / antibodies

18
Q

Fibrinogen is a plasma protein which plays a role in

A

Blood clotting

19
Q

90% of plasma is water and 8% of it is plasma proteins. What is the remaining 2% of the plasma?

A

Hormones / ions / nutrients

20
Q

RBCs, or Erythrocytes, make how much of blood?

A

45%

21
Q

Blood has a buffy coat which is a

A

Clear layer that is made of platelets and WBCs

22
Q

The Hematocrit value tells one about the

A

Proportion of whole blood that is RBCs

23
Q

When one has Polycythemia that means they have

A

A high proportion of RBCs

24
Q

All blood cells are formed due to

A

Hemocytoblasts

25
Q

Hemocytoblasts are found in the

A

Bone marrow

26
Q

Describe the shape of Erythrocytes

A
  • Biconcave / shaped like donuts
27
Q

Erythrocytes are anucleates and only carry

A

Hemoglobin for gas transport

28
Q

Each hemoglobin chain has a heme group with an iron that binds to

A

Four Oxygen

29
Q

What is Erythropoiesis?

A

The process by which the body makes RBCs

30
Q

EPO is a hormone released by kidney that

A

Targets bone marrow

Anatomy (46 decks)

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