Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
3 Cards in this Set
- Front
- Back
|
what is the function of guard hairs? |
they are long hairs that provide a waterproof top layer, stand on end to retain heat, help prevent injuries and influence appearance |
|
|
what are the functions of an undercoat (downy coat) |
provides insulation by trapping air, shorter and softer hair, more down hairs in winter |
|
|
what is the function of vibrissae hairs? |
thick and long, nerve endings respond to movement, sensory structure |
