Paracrine system - Study guides, Class notes & Summaries

Chapter 2 - ️️ᕦ(ò_óˇ)ᕤ Factors that regulate enzyme activity: - ️️- temperature - pH - substrate concentration - product inhibition - cofactors (cAMP, AMP, calcium, etc. can either activate or inhibit enzyme activity) Gain of a control system - ️️Degree to which a control system maintains homeostasis; a system with an appropriate gain is more capable of maintaining homeostasis than a system w/ low gain Simple biological control system components - ️️- stimulus - ...

Essential Cell Biology, 5th Edition, by Bruce Alberts, Exam 4 Latest Update With Multiple, Correctly Answered Questions |Single & Multiple choice and essays| What organelles are part of the endomembrane system? - Golgi, ER, lysosomes, endosomes, chloroplasts, peroxisomes T/F: Mitochondria is part of the endomembrane system - False. Where are proteins in chloroplast synthesized? - Cytosol and chloroplast What transports the components of the endomembrane syste...

UTA HENRY A&P2 FINAL EXAM | QUESTIONS WITH COMPLETE SOLUTIONS| 100% CORRECT | GRADED A+ endocrine system - the body's "slow" chemical communication system; a set of glands that secrete hormones into the bloodstream exocrine system - The collection of ducted glands that secrete products to the body's surface or into body cavities Hormones - chemical messengers that are manufactured by the endocrine glands, travel through the bloodstream, and affect other specific tissues ...

PATHOPHYSIOLOGY DNP SOUTH ALABAMA NU 545 QUESTIONS AND ANSWERS 100% CORRECT | LATEST UPDATE 2025 Metabolic absorption - ANSWER All cells can take in and use nutrients and other substances from their surroundings. 1. Cells of intestines and kidneys are specialized to carry out absorption. Kidney tubules reabsorb fluids and synthesize proteins. Intestinal epithelial cells reabsorb fluids and synthesize protein energy.1. Cells of intestines and kidneys are specialized to carry out absorption. Kidn...

What is myogenic autoregulation - Answer When stretch activated channels cause the muscle to constrict to regulate blood flow through capillary bed How do paracrine (chemicals from other things than the cell it acts on) affect vasodilation and constriction - Answer Things like O2, CO2, NO, H and lactate will change size of vessels What is the main determinant of peripheral resistance in arteries - Answer Sympathetic nervous system

What is a hormone and how does it act? Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone. What is a paracrine gland? a secretion that enters interstitial fluid but affects only neighboring cells What is an autocrine gland? A secretion that only affects the secreting cell. What is an en...

Endocrine System → ~:- System composed of various glands that can synthesize and release special chemical messengers called hormones. → System works closely with the Nervous System and the Immune system to regulate and integrate body functions. Functions: Growth and development Sexual differentiation Metabolism Adaptation to an ever-changing environment Regulation of digestion Use and storage of nutrients Electrolyte and water metabolism Reproductive functions 1 | P a g e |...

BIO 169 Final Exam Questions and Answers Already Passed What functions does the endocrine system perform? It oversees vital processes including reproduction, metabolic regulation, development, fluid and electrolyte balance, and stress management. What are paracrine signals, and what are their characteristics? These are local hormones that affect nearby cells by diffusing through the surrounding fluid. They are highly effective, secreted in minimal quantities as needed, and are rapid...

GMS6419: medical endocrine and reproductive physiology Exam Questions With 100% Correct Answers 2024 what are the three components of the endocrine system - answerendocrine glands hormones target organs/target cells definition of hormones - answerchemical messengers that are transported by the blood to target cells/organs where they elicit a physiological change what is the function of the endocrine system - answerto regulate cellular and organ function throughout life and maintain norm...

BIO 169 Exam 1 (Answered) 125 Questions and Correct Answers, 100%. 2024/2025. Does the endocrine system work slow or fast? Slow but lasts longer Which system does the endocrine system work with? Nervous system What are functions of the endocrine system? regulates metabolism, digestion, reproduction Free hormones act on their target tissues immediately after being delivered from the blood. True or False True Exocrine secretes glands through ducts true or false true Where does endocri...