- Study guides, Class notes & Summaries

Glycerophospholipids (GPLs): - amphipathic (having both hydrophilic and hydrophobic parts) are main lipid constituent of PM Contain glycerol backbone: 2 fatty acid tails in ester linkage A polar head group (that varies in size) A phosphate ester of another alcohol (choline, ethanolamine, serine, or inositol) GPLs can differ in polar head group, chain length, and saturation of bonds Common cell structures called organelles are either membrane bound or non membrane bound. Choose the follow...

-

16 pages

Written in 2024/2025

Grade A+

ACADEMICMATERIALS

Psio 303 Final Exam Questions With Answers

-

67 pages

Written in 2024/2025

Grade A+

EXAMSTUDYPLUG

PSIO 303- exam 2 study guide Question and answers already passed 2025/2026

-

47 pages

Written in 2025/2026

Grade A+

Academia199

PSIO 303 EXAM 2 Question and answers correctly solved 2025/2026 How do membranes play a role in cell structure? - correct answer Membranes play a central role in establishing cell structure In addition to establishing the structural limits of a cell (via the plasma membrane), membranes "define" the dimensions of the class of organelles that can be referred to as "membranous" (e.g., mitochondria, endoplasmic reticulum, lysosomes). How are membranes involved in cell function? ...

-

47 pages

Written in 2025/2026

Grade A+

Academia199

PSIO 303 EXAM 1 Question and answers already passed 2025/2026 What is the purpose of sodium channels? How does it effect cell swelling? - correct answer Because cytoplasm contains molecules such as -ve charged proteins that cannot exit, cells naturally gain water and swell. -By effectively making it impossible for sodium to enter (the combined effect of a pump & lack of sodium channels) the tendency to swell is diminished. - When Na+ homeostasis fails, cells gain water and swell. What ...

-

6 pages

Written in 2025/2026

Grade A+

Academia199

Exam 3 Psio 303 Questions with complete solution 2025/2026

-

10 pages

Written in 2025/2026

Grade A+

Academia199

Psio 303 Exam With In-Depth Questions & Model Answers (Latest Update Version) Psio 303 Exam With In-Depth Questions & Model Answers (Latest Update Version) Psio 303 Exam With In-Depth Questions & Model Answers (Latest Update Version)

-

58 pages

Written in 2025/2026

Grade A+

slinkmuhindi

Psio 303 - Study Guide Questions With Answers

-

5 pages

Written in 2024/2025

Grade A+

EXAMSTUDYPLUG

PSIO 303 Block 1 Quizzes with correct answers.

-

17 pages

Written in 2024/2025

Grade A+

EXAMSTUDYPLUG

Psio 303 Exam -1 Exam Questions With Answers

-

10 pages

Written in 2024/2025

Grade A+

EXAMSTUDYPLUG

PSIO 303 Unit 1 Quizzes Solved Correctly Latest Version 2025 Which of the following best describes what takes place when an ion channel opens? A. Ions flow through the channel in one direction (a unidirectional flux) and the rate depends on the ATP hydrolysis by the channel. B. Ions flow through the channel in one direction (a unidirectional flux) and the rate depends on ion's concentration gradient across the plasma membrane. C. Ions flow through the channel in both dire...

-

12 pages

Written in 2024/2025

Grade A+

TutorJosh

PSIO 303 Exam 3 Questions With Complete Solutions

-

31 pages

Written in 2024/2025

Grade A+

Classroom

PSIO 303 Bundled Exams Questions and Answers | All Correct

-

6 items

SophiaBennett

PSIO 303 Exam 3 Practice Questions and Answers (100% Pass) The earliest defects that arise with Metabolic Syndrome are impaired glucose tolerance (IGT) and hyperinsulinemia - Answer️️ -False All individuals who develop Metabolic Syndrome will eventually develop type 2 diabetes - Answer️️ -False Adipose tissue stores lipid, but also has an endocrine function in the release of cytokines and other types of chemical messengers (hormones, etc). - Answer️️ -True The microvascular...

-

33 pages

Written in 2024/2025

Grade A+

SophiaBennett

PSIO 303 BLOCK 2 L6 EXAM PRACTICE TEST WITH COMPLETE SOLUTIONS List and discuss the diagnostic characteristics of passive diffusion. - Answer️️ -ALL channels, and SOME carriers, can only support NET transport DOWN the electrochemical gradient of their transported substrates One category of carrier can do something no channel can Support net movement of their substrates AGAINST and electrochemical gradient List and discuss the diagnostic characteristics of carrier mediated transport...

-

5 pages

Written in 2024/2025

Grade A+

SophiaBennett

PSIO 303 Exam Practice Test with Complete Solutions Which of the following is an accurate statement about signal transduction? A. A chemical messenger produced by one cell in a tissue that acts on an adjacent cell in the tissue is an example of endocrine communication. B. Only the amino acids tyrosine, serine, and alanine in signaling proteins undergo phosphorylation and dephosphorylation. C. Phosphorylation of an intracellular protein can result in either activation or inactivation of...

-

74 pages

Written in 2024/2025

Grade A+

SophiaBennett

PSIO 303 EXAM 1 TEST QUESTIONS AND ANSWERS (100% SCORE) Why would cells have a tendency to swell? - Answer️️ -Because cytoplasm contains negatively charged proteins that cannot exit, so cells naturally gain water and swell What prevents cells from actually swelling? - Answer️️ -It is effectively impossible for sodium to enter the cell (due to pump and lack of sodium channels). There is a high sodium ion concentration outside the cell which prevents water from entering in the cell...

-

31 pages

Written in 2024/2025

Grade A+

SophiaBennett

PSIO 303 Block 3 Exam Practice Test Questions and Answers Which of the following is NOT a component (major or additional) of the Metabolic Syndrome? -hyperinsulinemia -dyslipidemia -hypercoagulability -heart attack and stroke -adipocyte dysfunction - Answer️️ -heart attack and stroke T/F: By definition, an individual with the Metabolic Syndrome will always also develop type 2 diabetes. - Answer️️ -False T/F: The earliest defects that arise with Metabolic Syndrome are insulin ...

-

18 pages

Written in 2024/2025

Grade A+

SophiaBennett

PSIO 303 Exam 3/Final Questions and Answers (100% pass) What are the core components of metabolic syndrome? - Answer️️ -1. Visceral or central obesity 2. Insulin resistance 3. Hyperinsulinemia 4. Glucose intolerance 5. Dyslipdemia 6. Essential hypertension Visceral/Central obesity is associated with what parts of metabolic syndrome? - Answer️️ -Insulin resistance (due to excess FFA's and other adipokines produced)and hyperinsulinemia Are underweight conditions associated wit...

-

24 pages

Written in 2024/2025

Grade A+

SophiaBennett

PSIO 303 BLOCK 1 L12 PRACTICE EXAM QUESTIONS AND ANSWERS (100% PASS) What is convergence of neural input ? - Answer️️ -several presynaptic neurons synapse with one post synaptic neuron (can be a mix of stimulatory and some inhibitory signals) How does convergence of neural imput relate to size and polarity of graded potentials? - Answer️️ -graded potentials: side varies with strength of stimulus What is an inotropic receptor? - Answer️️ -membrane-bound receptor proteins that...

-

3 pages

Written in 2024/2025

Grade A+

SophiaBennett

PSIO 303 Exam 3 Practice Questions and Answers (100% Pass) The tissue type primarily responsible for peripheral glucose disposal and for whole-body insulin resistance is? - Answer️️ -skeletal muscle Which of the following is neither a core component nor an additional component of Metabolic Syndrome? - Answer️️ - Hyperkeratosis Of the following pairs of components, which are the earliest that arise with Metabolic Syndrome? - Answer️️ -hyperinsulinemia and insulin resistance ...

-

45 pages

Written in 2024/2025

Grade A+

SophiaBennett