PSL 250 Final Exam with 100% correct solutions 2024

Define homeostasis and identify the components of homeostatic system. correct answers "State of normality" Receptor : detect change Integrating Center : sends instructions Effector : adjusts change Describe how negative feedback loops regulate blood glucose (endocrine) and blood pressure (neural). correct answers Blood Glucose : - glucagon : increase blood sugar - insulin : decrease blood sugar Blood Pressure : - vasodilation - vasoconstriction Distinguish the primary tissues and their subtypes. correct answers Muscle : - skeletal, cardiac and smooth Nerve Tissue Epithelial Tissue - simple squamous - simple cuboidal -simple columnar - stratified Connective Tissue - loose - dense - dense irregular - adipose - bone Define the terms tissue, organ, and organ system correct answers Tissue → A collection of one or more different types of cells that have a similar function Organ → An organ is composed of two or more primary tissues (muscular, nervous, epithelial), each of which serves a different function within the organ. Organ system → a group of organs that work