What is simple diffusion - Study guides, Class notes & Summaries

Exam 1: BIO 201/ BIO201 (Latest 2024/ 2025 Update) Human Anatomy and Physiology I| Qs & As| 100% Correct| Grade A (Verified Answers)- GCU Q: crenation Answer: This happens when a cell shrinks and shrivels; can result in cell death if severe. Q: hemolysis Answer: destruction/split of red blood cells Q: active transport Answer: the movement of ions or molecules across a cell membrane into a region of higher concentration, assisted by enzymes and requiring energ...

NREMT - Airway, Ventilation, & Respiration Which of the following sounds indicates an upper airway obstruction in a child who is in respiratory distress? A. Wheezes B. Rales C. Rhonchi D. Stridor - ANSWER D. Stridor An unresponsive 7-month-old female is lying limp in her father's arms. He tells you that she was having an asthma attack but is better now. Her conjunctivae are pale and moist. You are only able to auscultate faint wheezes in her upper chest. Her vital signs are P 76 and ...

Discovering Psychology the Science of Mind 1st Edition Test Bank by Cacioppo Freberg Chapter One: The Science of Mind - The Discipline of Psychology MULTIPLE CHOICE 1. Which of the following best describes the mind? a. The basis of rational thought c. The embodiment of the soul b. The hidden instinctual self d. The brain and its activities ANS: D PTS: 1 DIF: Remember REF: What Is Psychology? OBJ: LO1 2. The scientific study of behavior and mental processes is called ____. a. introspecti...

What is hydrocephalus? Correct Answer-Hydrocephalus is the excessive accumulation of CSF that increases intracranial pressure. -Blockage in flow of CSF through ventricles of brain or when cannot be absorbed by arachnoid villi. What types of substances are able to directly cross the blood-brain barrier? Correct Answer-Lipophilic substances are able to cross the blood-brain barrier directly and enter the brain. *Water crosses membrane by simple diffusion. Most nutrients cross blood brain barr...

Test Bank for Huether and McCance's Understanding Pathophysiology, Canadian Edition, 2nd Edition by Kelly Power, Stephanie Zettel, , Mohamed Toufic El-Hussein Table of Contents PART ONE: BASIC CONCEPTS OF PATHOPHYSIOLOGY Unit 1: The Cell 1. Cellular Biology 2. Genes and Genetic Diseases 3. Epigenetics and Disease 4. Altered Cellular and Tissue Biology 5. Fluids and Electrolytes, Acids and Bases Unit 2: Mechanisms of Self-Defense 6. Innate Immunity: Inflammation and Wound Healing ...

Drug - Answer-a substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease and a substance, other than food, intended to affect the structure or any function of the body T/F most drugs are strong acids or strong bases - Answer-F - most drugs are weak acids or weak bases what are the four things that the body does to a drug? - Answer-1. absorbs it 2. distributes it (think about it - most drugs don't have MOA in the stomach or GI tract, the body dist...

Physical Activity and Health (Kine 1102) - Midterm Exam Review Questions & Answers, All Graded-where does the aortic arch begin? a) clavical b) sternal angle c) 1st intercostal cartilage d) diaphragm - STERNAL ANGLE What is the untrue about chemical and mechanical digestion? a) both break down the food into smaller pieces b) mechanical is the physical process of breaking down the food while chemical is uses enzymes c) mechanical digestion starts in the mouth while chemical starts in th...

Respiratory Therapy - Lindsey Jones/Clinical Simulations 459 Questions with Verified Answers Information Gathering - Emphysema: (Abnormal condition of the alveoli resulting destruction and loss of elasticity) - CORRECT ANSWER LEVEL I : Cyanosis, Barrel chest, increased A-P diameter, Accessory muscle use, Digital clubbing of the nail beds, Significant history of smoking and/or occupational exposure to smoke or other pulmonary irritant LEVEL II : Dyspnea, Wheezing breath sounds LEVEL III ...

Exam 2: BIOS 251 / BIOS251 (New 2024/ 2025 Update) Anatomy and Physiology I Exam Prep with Questions and VerifiedAnswers| 100% Correct| A Grade - Chamberlain Which of the following CANNOT be transported across the plasma mem- brane via simple diffusion? A. Uncharged mdeules B. hydrophobic molecules C. Glucose D. Gases E. Very small molecules Answer: Glucose QUESTION What tonicity is this: Will cause no change to the cell.... What most fluids are made of Answer: I...

AQA A LEVEL BIOLOGY PAPER 1 WITH QUESTIONS AND WELL VERIFIED ANSWERS[GRADED A+] NEW!!NEW!!! What is the function of the cell membrane? - ANS---To control what enters and leaves the cell, acts as a barrier between the cell and its environment. What is the function of cholesterol in the CSM? - ANS---Make phospholipids pack more closely together, restricting the movement of the phospholipids, making the membrane less fluid/more rigid. What is simple diffusion? - ANS---The (passive) movement of p...