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Anatomy > anatomy module 6 questions and answers > Flashcards

anatomy module 6 questions and answers Flashcards

1
Q

Blood in the aorta

A

was ejected from the left ventricle, is rich in oxygen, and has just passed through a semilunar valve.

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2
Q

The innermost layer of an artery or vein is called the

A

both the tunica intima and endothelium.

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3
Q

The heart is supplied with blood by

A

arteries that branch directly from the aorta.

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4
Q

The outermost layer of an artery or vein is called the

A

tunica externa

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5
Q

Which of the following is not true of the atria?

A

Receive blood from arteries returning to the heart

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6
Q

The heart is located

A

mostly to the left of the midline of the sternum

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7
Q

The pericardium is composed of

A

serous membrane.

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8
Q

The innermost layer of the heart is called the

A

endocardium.

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9
Q

The electrical connectors between heart muscle cells are called

A

intercalated disks.

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10
Q

Which white blood cells directly attack microbes?

A

T lymphocytes

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11
Q

Plasma

A

carries almost all of the food to the cells.

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12
Q

Pernicious anemia is caused by:

A

lack of vitamin B 12

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13
Q

The red blood cell

A

has no nucleus

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14
Q

Which white blood cells help protect the body from parasites?

A

Eosinophils

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15
Q

The lack of this substance produced by the stomach lining can cause pernicious anemia.

A

Intrinsic factor

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16
Q

A person exposed to hepatitis is given a shot of gamma globulin (an antibody against hepatitis) to keep him from coming down with the disease. This is an example of:

A

artificial passive immunity.

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17
Q

Chemicals that are released from cells to act as direct agents of innate immunity are called:

Keyword c

A

cytokines

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18
Q

Which of the following is not part of the body’s innate immunity?

A

Antibodies

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19
Q

An important function of lymph nodes is

A

defense and the formation of white blood cells

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20
Q

Lymph flowing through the lymphatic capillaries moves into larger vessels called

Keyword l and v

A

lymphatic venules

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21
Q

Tonsils at the base of the tongue are called

A

lingual tonsils

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22
Q

lymph nodes can be the size of a

A

pinhead or the size of a lima bean

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23
Q

lymph can

A

carry cancer cells that can be trapped in lymph nodes, are a possible route for the spread of cancer, and carry bacteria to lymph nodes.

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24
Q

The pulmonary vein returns oxygen-rich blood to the

A

left atrium.

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25
Q

The correct sequence for the conducting system is

A

sinoatrial node, AV node, AV bundle, Purkinje fibers.

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26
Q

In a normal ECG tracing, the T wave represents the

A

repolarization of the ventricles

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27
Q

The volume of blood ejected from the ventricles during each beat is called

A

stroke volume

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28
Q

Another name for the visceral pericardium is the

A

epicardium

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29
Q

In a normal ECG tracing, the QRS complex represents the

A

depolarization of the ventricles

30
Q

The first blood vessel of systemic circulation is the

A

aorta

31
Q

Antigens cause immature B cells to

A

become plasma cells

32
Q

Lymphocytes can be found in

A

the lymph nodes, thymus, and liver

33
Q

These cells develop into macrophages once in the tissue

A

Monocytes

34
Q

The cisterna chyli

A

is part of the thoracic duct

35
Q

Globulins

A

assist in fighting infection

36
Q

Myeloid tissue is

A

also called red bone marrow and is important in the formation of red blood cells

37
Q

serum

A

is made from blood plasma

38
Q

The blood type with no antigens on the blood cell and both anti-A and anti-B antibodies in the plasma is

A

type O

39
Q

Blood usually accounts for about:

A

7% to 9% of body weight

40
Q

These plasma proteins are necessary for blood clotting:

A

both fibrinogen and prothrombin

41
Q

Which white blood cells are phagocytes?

A

Monocytes

42
Q

The approximate number of platelets in a cubic millimeter of blood is:

A

300,000

43
Q

A patient with a thicker-than-normal buffy coat may have:

A

an infection or leukemia

44
Q

A patient with a thinner-than-normal buffy coat may have

A

leucopenia

45
Q

Red bone marrow is found in greatest amounts in the

A

sternum and hipbone

46
Q

The “universal recipient” blood type is

A

type AB

47
Q

Blood that has just passed through the tricuspid valve is in the

A

right ventricle.

48
Q

Central venous blood pressure:

A

can be almost zero in the inferior vena cava

49
Q

Chordae tendineae

A

are attached to the atrioventricular valves

50
Q

Which of the following is not true of arteries?

A

They carry blood away from the capillaries.

51
Q

The spleen has a very rich blood supply and may contain

A

. 500 mL of blood

52
Q

Which of the following is not true of the thymus gland?

A

Most of the thymus gland is found in the neck

53
Q

Swelling, one sign of inflammation, is caused by:

A

increased vessel permeability.

54
Q

When an antigen and a complement protein combine

A

it helps kill cells on whose surface complement-binding takes place and the complement cascade is initiated.

55
Q

This cell is not considered an antigen-presenting cell

A

neutrophils

56
Q

Which tonsils are located on either side of the throat?

A

Palatine tonsils

57
Q

The spleen

A

helps filter out bacteria

58
Q

Which of the following cells is not a phagocyte?

A

Lymphocytes

59
Q

The immunity that is passed from mother to fetus is an example of

A

natural passive immunity.

60
Q

Antibodies are important in what type of immune response?

A

reacts faster than innate immunity

61
Q

The blood cells with the longest circulating life span are the:

A

nongranular white blood cells.

62
Q

Which of the following is not a granular leukocyte?

A

Monocyte

63
Q

In the final step in the blood-clotting process:

A

thrombin reacts with fibrinogen to form fibrin

64
Q

Polycythemia can be caused by

A

. too many red blood cells being made.

65
Q

Erythroblastosis fetalis

A

occurs in the case of an Rh-positive baby and an Rh-negative mother.

66
Q

The layer of the arteries and veins that contains smooth muscle tissue is the

A

tunica media

67
Q

The blood vessels that carry blood toward the heart are the:

A

veins

68
Q

The upper chambers of the heart are

A

receiving chambers

69
Q

When the left ventricle contracts, it pushes blood through a valve to the

A

aorta

70
Q

The first heart sound is the closing of the

A

tricuspid and mitral valves

71
Q

Blood that has just passed through the bicuspid valve is in the:

A

left ventricle.

72
Q

Blood in the pulmonary artery:

A

has just passed through a semilunar valve.

Anatomy (9 decks)

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