Chapter 6 Flashcards

1
Q

Lacteals

A

Specialized structures of the lymphatic system that absorb those fats that can not be transported by the bloodstream.

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2
Q

Interstitial Fluid

A

Plasma from arterial blood that flows out of the arterioles and into the capillaries, and then flows into the spaces between the cells of the tissues.

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3
Q

Lymph

A

Made up of the remaining 10% of the returning interstitial fluid.

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4
Q

Lymphatic Circulatory System

A

Works closely with the blood circulatory system.

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5
Q

Lymphatic Capillaries

A

Microscopic blind-ended tubes located near the surface of the body with capillary walls that are only one cell in thickness.

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6
Q

Lymphatic Vessels

A

Where lymph flows from the lymphatic capillaries.

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7
Q

Right lymphatic Duct

A

Collects lymph from the right side of the head and neck, the upper right quadrant of the body, and the right arm.

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8
Q

Thoracic Duct

A

Collects lymph from the left side of the head and neck, the upper left quadrant of the trunk, the left arm, the entire low portion of the trunk, and both legs.

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9
Q

Lymph Node

A

Contains specialized lymphocytes that are capable of destroying pathogens.

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10
Q

Cervical lymph nodes

A

Located along the sides of the neck

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11
Q

Axillary lymph nodes

A

Located under the arms in the area known as the armpit

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12
Q

Inguinal lymph nodes

A

Located in the inguinal (Groin) area of the lower abdomen

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13
Q

Lymphocytes

A

Leukocytes that are formed in bone marrow as stem cells.

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14
Q

Antigen

A

Substance that the body regards as being foreign.

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15
Q

Natural killer cells

A

Play an important role in the killing of cancer cells and cells affected by viruses.

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16
Q

B cells

A

Specialized lymphocytes that produce antibodies.

17
Q

T cells

A

Play a central role in cell-mediated immunity.

18
Q

Cytokines

A

Group of proteins such as interferons and interleukins released primarily by the T cells.

19
Q

Interferons

A

Produced in response to the presence of antigens, particularly viruses or tumor cells.

20
Q

Interleukins

A

Directing B and T cells to divide and proliferate