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69 Cards in this Set
- Front
- Back
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Mammalia is a . . . |
Class |
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Mammary glands |
Produce milk |
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Milk is a . . . |
Type of sweat |
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Mammals have . . . |
Hair |
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Most mammals give . . . |
Live birth |
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Two subclasses of Mammalia |
Prototheria and Theria |
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Prototheria |
Most primitive and lay eggs |
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Theria |
Give live birth |
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Two groups of Therians |
Meta theria and Eutheria |
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Meta theria |
Babies are born prematurely (marsupials) |
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Eutheria |
Babies develop fully inside of mother |
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Characteristics of a primate |
One pair of perctoral mammae, single births, enlarged brain, opossable first digit |
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The classification of man is . . . |
Kingdom Animalia; Phylum Chordata; Subphyla Vertebrata; Class Mammalia; Order Primate; Family Hominidae; Genus Homo; Species Sapiens |
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Genus and species are Latin, so . . . |
ALWAYS underline |
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Homo Sapiens means |
"Wise man" |
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In humans, the blastopore forms the . . . |
Anus |
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When the blastopore forms the anus, this is called . . . |
Deuterocoel |
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Homo sapiens have . . . |
Bilateral symmetry |
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Anatomy is . . . |
Structures of several systems |
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Physiology is . . . |
Function |
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Integumentary system |
Skin, hair, associated glands |
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Skin functions |
Appearance, barrier, temperature control, communication, part of the immune system |
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Skin acts as a barrier to . . . |
Keep "things" like bacteria, fungi, and water out |
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Skin provides temperature control by . . . |
Evaporation of sweat |
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The ideal human body temperature is . . . |
98.7 degrees Fahrenheit |
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Sapiens are . . . |
Endothermic |
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When sweat evaporates, it . . . |
Changes from a liquid to a gas (requires heat) |
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Skin occurs in . . . |
Layers |
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A layer of skin is called a . . . |
Strata (pl. stratum) |
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The outermost layer of skin is called the . . . |
Epidermis |
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The epidermis is . . . |
Mostly dead and avascular |
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The dermis is . . . |
Living and vascular |
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The types of cells in the epidermis are . . . |
Keritimocytes, Merkel cells, and melanocytes |
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Keratimocytes |
Produce a wax called Keratin |
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When cells fill with Keratin, they are . . . |
Waterproofed |
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Merkel cells are . . . |
Sensitive to touch and stress |
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Melanocytes . . . |
Take an amino acid called tryosine and convert it to melanin |
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Melanin is . . . |
A brown-to-black pigment |
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All races have . . . |
About the same number of melanocytes |
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Why do different races produce different amounts of melanin? |
Melanin protects against ultraviolet light |
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Ultraviolet light . . . |
Causes mutations |
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Some mutations may . . . |
Result in cancer |
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Irregular cells , which cannot function properly,replacing . . . |
Normal cells |
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Cancer causes |
Loss of function in tissue |
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Melanoma |
Cancer of the melanocytes; metasticizes quickly |
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Metasticize |
Rapid cell division of irregular cells AND the growth-spreads to other tissues |
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All of the epidermal cells come from . . . |
Stem cells |
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One that does not arrive from skin stem cells . . . |
Langerham cells |
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Langerham cells are . . . |
A type of white blood cells |
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Epidermis occurs in . . . |
Strata |
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The five strata of the epidermis (from least to most exposed) are . . . |
Stratum Basale; Stratum Spinasum; Stratum Granulosom; Stratum Lucidium; Stratum Stratum Corneum |
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A good way to remember the five strata is . . . |
Baby Spinach, Good Luck Charlie |
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Stratum Spinosum through Corneum are . . . |
Dead cells |
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Strata Corneum |
Exfoliates; dander |
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Stratum Lucidium |
Found ONLY in thick skin (palms and soles) |
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Stratum Basale |
Stem cells (divide and push the new cells upward) |
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Dermis |
Roots of hair, glands |
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Sudiferous |
Sweat |
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The two types of glands are . . . |
Ecorine and apocrine |
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Ecorine glands are . . . |
All over the body; sweat-producing |
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Sweat is made up of . . . |
Water and salt |
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Apocrine glands are . . . |
Axillary; occur in armpits and groin (also around female nipples and male beard) |
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Apocrine secretions are . . . |
Thick |
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When a human goes through puberty . . . |
Bacteria moves into the apocrine glands |
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Bacteria digest the secretion in part, producing . . . |
Odor |
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The odor produced by bacteria is . . . |
A pheremone |
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A pheremone is . . . |
A hormone-like chemical that affects other individuals of the same species; a form of interspecific communication |
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Suruminous glands are . . . |
Found in the ear |
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Suruminous glands |
Produce earwax |
