Integument, lymphatics Flashcards

1
Q

The five functions of the skin are

A

protection, containment, heat regulation, sensation, synthesis and storage of vitamin D

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2
Q

The layers of the skin from outside to inside are

A

Epidermis, dermis, subcutaneous tissue, deep fascia, skeletal muscle

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3
Q

What kind of epithelium is the epidermis?

A

A keratinized stratified epithelium

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4
Q

The dermis is formed by which fibers?

A

Collagen and elastic fibers

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5
Q

Which muscle erects the hairs on the skin?

A

The arrector muscles

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6
Q

The subcutaneous tissue is composed of

A

loose connective tissue and fat

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7
Q

Skin ligaments connect the

A

deep fascia with the dermis

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8
Q

The deep fascia is what kind of tissue

A

A dense, organized connective tissue without fat

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9
Q

The deep fascia forms retinacula and bursae, what is their function?

A

Retinacula hold tendons in place during joint movement, bursae prevent friction and enable structures to move over one another

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10
Q

What are the mammary glands?

A

modified sweat glands

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11
Q

The breast lobules are drained by

A

lactiferous ducts

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12
Q

The mammary glands are attached to the dermis by

A

suspensory ligaments

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13
Q

The arterial supply of the breast is from the following three vessels;

A

subclavian artery, axillary artery, posterior intercostal arteries

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14
Q

The venous drainage of the breast happens through which two vessels

A

the axillary vein and internal thoracic vein

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15
Q

The majority of lymph of the breast drains to the …

A

axillary lymph nodes

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16
Q

What does the lymphoid system collect?

A

Surplus extracellular tissue fluid as lymph

17
Q

What is the function of lymph nodes

A

In the lymph nodes, the lymph is filtered before entering the venous system

18
Q

What are lymphocytes?

A

Lymphocytes are circulating cells of the immune system that react against foreign matter

19
Q

Name two lymphoid organs

A

Spleen, thymus

20
Q

Name the two lympathic trunks

A

The right lymphatic duct, and the thoracic duct

21
Q

Which part of the body is drained by the right lympathic duct?

A

The body’s right upper quadrant (head, neck, thorax, upper limb)

22
Q

Which part of the body is drained by the thoracic duct?

A

Everything except the right upper quadrant

23
Q

Name two functions of the lymph system that are not the drainage of lymph

A

Absorption and transport of dietary fat

Formation of a defense mechanism for the body