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Zoology Mammals
| Question | Answer |
|---|---|
| Explain why being endothermic helped mammals to become the dominant species on Earth. | They can survive the cold |
| Explain how hair can keep a mammal warm. | Explain how hair can keep a mammal warm. |
| Describe how Eccrine/Sweat glands are used to benefit most mammals. How is it different in humans? | For traction and grip |
| What is the purpose of milk? | Feed our young for growth and development |
| What is the purpose of the 3 bones in the middle ear? | Amplifies sound |
| Explain how the diaphragm helps with mammalian breathing. | When it contracts, it pulls the lungs down and open to create negative pressure pulling air into the lungs. |
| How is a mammal’s heart similar to a bird’s heart? | Four chambered heart |
| Why is it a benefit to have multiple types of teeth? | You can eat multiple types of food, better chance of survival and adaptation |
| What type of hair on the face of a mammal is modified for sensory perception? | whiskurs |
| What type of hair is modified to be hollow and sharp, for the defense of a porcupine or hedgehog? | quills |
| What is the name for the types of glands that secrete fluids for traction and to cool the body? | sweat gland/ endocrine |
| What is the name for the types of glands that create and secrete milk? | mammary |
| What is the name for the enzyme that digests the milk sugar, lactose? | lactase |
| What is the scientific name for the eardrum in mammals | tympanic membrane |
| What is the name for the muscle under the lungs that helps with breathing | diaphragm |
| What is the name for the type of teeth with a sharp edge that are used for cutting and biting? | incisors |
| What is the name for the type of teeth that are pointed and are used for shredding and tearing meat? | canines |
| What is the name for the fattened teeth that are good for chewing and grinding food? | moulers |
| What is the name for the type of tooth that is elongated outside of the mouth and typically used for defense? | tusk |
| What type of teeth do some whales have that helps them filter organisms from the water? | baleen |
| What type of mammal lays eggs? | monotreme |
| What type of mammal nurses their young through a pouch? | marsupial |
| What type of mammal develops offspring within a womb? | Placental |
| What term refers to the length of time it takes for an organism to develop from fertilization to birth? | Justacilion period |
| What term refers to a hooved animal? | ungulate |
| What structure allows primates to grasp object? | opposable thumb |
| What term means to be able to grasp something? | pretensial |
| What term refers to the fat surrounds a sea animal for buoyancy and thermal regulation? | blubber |
Created by:
clay pilliard