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Bio 231 -PCC > Integumentary system part 2 > Flashcards

Integumentary system part 2 Flashcards

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Biology 101 flashcards
1
Q

What glands are only found in the ear canal

A

Ceruminous glands

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2
Q

What is the pH or seat and sebam relative to blood and what is that function?

A

about 10 times more acidic than blood. To be antibacterial and antimicrobial

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3
Q

What is Scopolamine and how is administered

A

A sea sickness medication that is administered transdermally

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4
Q

What is transdermal drug administration

A

drugs administered through skin via a patch

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5
Q

How can ATP be used as a chemical message?

A

When as cell is broken ATP on the outside of the cell can serve as a signal to recruit the immune system

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6
Q

What are the common immune cell ins the epidermis and what layers are they found in

A

The Langerhan Cells (Epidermal dendritic cells). They are found in the stratum spinous and the strum granulosum

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7
Q

The reticular layer of the dermis is composed of what tissue type?

A

Dense irregular tissue

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8
Q

The papillary layer of the dermis is composed of what tissue type?

A

areolar connective tissue

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9
Q

What two things come together to form the boundary of the dermis and epidermis?

A

The dermal papillae and the epidermal ridge

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10
Q

In what layer of the skin would you find the sweat and sebaceous glands?

A

The reticular layer of the dermis

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11
Q

Where would you find a Merkel cell and what is it’s function?

A

In the upper dermis and lower epidermis. They are responsible for light touch.

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12
Q

Where do you find the actively dividing cells for the hair

A

The hair bulb

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13
Q

Name 4 types of Integumentary Glands

A

Sudoriferous, Lactiferous, Sabaceous, Ceruminous

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14
Q

What are sweat glands also called?

A

Sudoriferous Glands

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15
Q

Where in the body can you find Apocrine Glands?

A

Axillae, pubic region, and nipple/areola

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16
Q

What the two types of sweat glands.

A

Eccrine and Apocrine.

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17
Q

What type of secretion do eccrine glands use?

A

Merocrine

18
Q

What type of secretion do apocrine glands use what does it entail?

A

Apocrine sectretion: partial cell lysing

19
Q

What type of secretion do sebaceous glands use?

A

Holocrine

20
Q

What structure is responsible for detecting pressure change and high frequency vibrations?

A

Pacinian of Lamellated Corpuscles

21
Q

What is the crescent shaped are near the base of you fingernail called

A

The Lanula. It it the most active area of nail growth.

22
Q

What is the name of the muscle associated with your hair and what type of muscle is it

A

Arrector Pili. It is smooth Muscle

23
Q

What are major waste products (other than water) in eccrine

A

Salt and Urea

24
Q

What properties of sebam help in protection

A

Sebam interferes with cell wall of fungus and bacteria and its acidity helps fight off pathogens

25
Q

What is an additional nile called

A

polythelia

26
Q

What is another name for your cuticle and what layer of the skin is it?

A

eponychium. In the stratum corneum

27
Q

What is the Lanula?

A

The moon art of the finger nail

28
Q

Other than sweat how does the skin thermoregulate?

A

Dialation of the blood vessels

29
Q

What kind of vitamins can cross the cell membrane?

A

Lipid soluble vitamins such a D, E, A and K

30
Q

In a sedentary person how much do you sweat a day on average?

A

1/2 liter

31
Q

What are examples of transdermal drugs?

A

Nitroglycerin, scopolamine, estradiol, nicotine

32
Q

What is produced by UVA exposure?

A

Free Radicals

33
Q

What is the most common skin cancer., and what layer is the cancel

A

Basal cell carcinoma, stratum baselae least dealt cancer

34
Q

What type of cell is involved in Squamous cell carcinoma

A

Keratinicytes in the stratum spinosum go through mitosis

35
Q

What are the ABCDEs of Malignant melanoma?

A

Asymmetry, border irregularity, color, diameter over 6mm, elevation

36
Q

Where does malignant melanoma derive from?

A

Melanocytes

37
Q

Which burns are partial thickness burns

A

1st and 2nd degree burns. Also if it blisters or eels it is a 2nd degree burn

38
Q

what is Full thickness burn?

A

Burn the gets beyond the cutaneous membrane.

39
Q

What are risks associated with a full thickness burn and why is it black.

A

They are black because they are charring fat. The risk is death by dehydration and infection.

40
Q

What is a 4th degree burn and what is a cause?

A

A burn the gets into the muscle and bone. Often an electrical burn.

41
Q

What is another name for a bed sore?

A

Decubitus ulcer

Bio 231 -PCC (19 decks)

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