Metabolism

First of all we need to understand what ectothermic and endothermic animals are. Animals differ in their abilities to regulate body temperature (thermoregulation). We sometimes use the terms “cold-blooded” or “warm-blooded.” Most reptiles feel cold to the touch, while mammals and birds often feel warm. Somewhat more precise descriptions can be made by using the … Read more

Exercise Metabolism We learned earlier this semester that the endocrine and the nervous system work together to maintain homeostasis within the body. The nervous system as we learned in the previous chapters uses electrical impulses to communicate with different muscles in the body to produce responses. The endocrine system on the other hand uses chemical … Read more