Mammalian Features
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20 terms
Terms | Definitions |
|---|---|
 Hair | turns into keratin |
| Vibrissae | whiskers |
| Horn (not true) | hair-like filaments cemented together |
| True Horn | Bone core surrounded by hair filaments |
| Antler | Solid bone |
| Milk | Nourish young |
| Ear bones | malleus, incus, stapes. Derived from jaw |
| Endothermic | Maintain body temp. different from environment |
| Types of Glands | Eccrine, Apocrine, Sebaceous, Mammary Glands. |
| Eccrine Gland | Evaporative Cooling |
| Apocrine Gland | Scent producing. Many functions. |
| Sebaceous Gland | Sebum. pliable, glossy hair |
| Mammary Glands | nourishment (water, carbs, fat, protein, minerals, antibodies). |
| Plantigrade | Whole foot |
| Digitigrade | Digits |
| Ungulatigrade | Tips of toes |
| Difference between Placental and Marsupial Mammals | Development of Young, Epipubic bones, egnostrated palate, marsupial shelf. |
| homeodont teeth | No diversity. |
| Heterodont | Diversity in tooth form and function |
| Diastema | Gap between incisors and premolars. Herbivore. |
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