BioS255 comprehensive exam| Answered 100% correctly| Latest 2026

BioS255 comprehensive exam| Answered 100% correctly| Latest 2026 Function of nervous system -Control of body's internal environment to maintain 'homeostasis' -Programming of spinal cord reflexes -Memory and learning -Voluntary control of movement Positive & negative feedback A positive feedback loop causes a self-amplifying cycle where a physiological change leads to even greater change in the same direction.A negative feedback loop is a process in which the body senses a change, and activates mechanisms to reverse that change. The name of the joint in the ankle talocrural joint characteristics of epithelial tissue cellularity, polarity, attachment, vascularity, regeneration Properties of synovial joints *Hyaline cartilage, joint capsule, synovial membrane, synovial fluid, ligaments* -Involve movement between joints The surface of the joint is covered by a fluid filled capsule. -The synovial fluid is trapped under the synovial membrane andacts as a lubricant between the bones. -Cartilage at the ends of the bone acts as a cushion and shock absorber. 3 protein fibers in connective tissues collagenous fibers, elastic fibers, and reticular fibers. chondroitin sulfate provides support and adhesiveness in cartilage, bone, skin, and blood vessels Sacrum— illium answer KeratinA fiber protein that is the principal component of hair, skin, and nails Sweat glands location and function Eccrine glands: help to maintain homoeostasis, primarily by stabilizing body temperature. Smaller glands and excretes on top