Pnb 2264 exam - Study guides, Class notes & Summaries

UCONN PNB 2264 Exam 1 Questions With 100% Correct Answers

UCONN PNB 2264 Exam 1 Questions And Answers Rated A+ Structure/function relationship ANS Structure is adapted to function Hierarchy of Organization ANS structure is adapted to function Homeostasis ANS Not an equilibrium, rather a "dynamic steady state or dynamic constancy" within narrow limits around the set point Body Fluid Compartments ANS Intracellular fluid (67%) Extracellular fluid interstitial fluid (26%) blood plasma (7%)

______ control systems can cause "anticipatory" changes in the body before any change in blood levels of a regulated variable a. closed or open loop; negative feedback b. closed loop, negative feedback c. open loop d. closed loop, positive feedback - c. open loop `When solutes move from a region of high concentration to low concentration, it is said to be "moving ______________ the concentration gradient." - down a cell is taken out of he body and placed into a test solution. the con...

UCONN PNB 2264 Exam 1 Latest Update Graded A+ Homeostasis "Dynamic steady state" Narrow limits and fluctuations around the "set point" % of Intracellular fluid in the body 67% % of Extracellular fluid in the body Interstitial fluid (26%) Blood Plasma (7%) The Four Tissue Types Epithelial, Connective, Muscle, Nervous Epithelial Tissue 1. Covers exposed surfaces 2. Lines internal passageways 3. Forms glands Hydrogen and Oxygen combine via: Polar Covalent Bonds Hydroge...

UCONN PNB 2264 Exam 1 Questions With 100% Correct Answers

absorption - molecules enter cell from ECF acinar cells - Cells that make up exocrine glands, and that secrete their products into ducts. adherens junctions - joins together two cells together by connecting proteins thru their cytoskeletons - found along the membranes of interconnected epithelia - encircles the cell adjacent to all its neighbors ex. actin adipose connective tissue - fat tissue -> energy storage afferent - sensory alveolar ducts - Small passages connecting the respira...

PNB 2264 Exam 1 Questions with 100% Correct Answers | Verified | Latest Update

PNB 2264 Exam 1 (UConn) Latest Update Graded A+ homeostasis dynamic steady state; small fluctuations around the set point negative feedback response returns regulated variable toward set point (response removes stimulus), closed loop used for homestasis positive feedback response to the effector reinforces the stimulus; promotes useful change Properties of water polar-covalent bond creates sticky molecules, solvent to ionize compounds (electrolytes), high specific heat, lubrication & cushioni...

__________ is made of multiple globular molecules polymerized to form long chains or filaments. Myosin Titin Actin Troponin Tropomyosin - Actin ______________, found on the motor end plate, produce the end plate potential in the presence of Acetylcholine. Ligand gated cation channels Voltage gated sodium channels Voltage gated calcium channels Ligand gated chloride channels - Ligand gated cation channels A closer look at the muscle fiber subtypes in skeletal muscles responsible for s...

A person's knee strength as assessed by the PT with a manual muscle test shows a 4+ (good+) grade for knee extension. What would you expect the strength to be if that same person lacked a patella? a- Stronger (e.g. a 5 or normal grade) b- weaker (e.g. a 4 or good grade) c- the same (4+) - b- weaker (e.g. a 4 or good grade) Compared to the shoulder, the hip joint has ___________ degrees of freedom & __________ range of motion a- the same, the same b- more, more c- more, less d- less, m...