Aquaporin - Study guides, Class notes & Summaries

Micelles - Answer-single layer of phospholipids, important in fat digestion/absorption Liposomes - Answer-large spheres with bilayer phospholipids walls and hollow center Phospholipid bilayer - Answer-sheets of bilayer phospholipid walls found in membranes sphingolipids - Answer-longer, head is sphingosine cholestrol - Answer-hydrophobic, insert between phospholipids integral proteins - Answer-tightly bound, hydrophobic, hard to remove lipid-anchored proteins - Answer-bound to lipid tails;...

Fluid Mosaic Model Used to describe a membranes structure - a patchwork of diverse protein molecules embedded in a phospholipid bilayer Diffusion Tendency of particles to spread out evenly in an available space Concentration Gradient Particles move from an area of more concentrated particles to an area where they are less concentrated Passive Transport Does not require energy to diffuse across a cell membrane Osmosis The diffusion of water across a selectively permeable membrane Tonicity Th...

List the traditional Endocrine Glands (THEY HAVE DUCTLESS GLANDULAR STRUCTURES) - correct answer -Hypothalamus -Pituitary gland -Thyroid gland -Parathyroid gland -Adrenal gland -Ovaries -Pancreas -Testes What secretes releasing hormones (GHRH, CRH, TRH, GnRH) and inhibitory hormones (somatostain, dopamine, vasopressin, oxytocin)? - correct answer Hypothalamus TSH, FSH, LH, Prolactin, Growth hormo...

Sodium ions (Na+) are __________ to cross a pure phospholipid bilayer because they are _________. a. able, nonpolar b. unable, charged c. able, charger d. unable, nonpolar - ANSWER b The partial negative charge at one end of a water molecule is attracted to the patrial positive charge of another water molecule. What is this attraction called? a. a hydrogen bond b. a covalent bond c. an ionic bond d. a van der Waals interaction - ANSWER a A solution with a pH of 5 has __________ p...

Chemical structure - Desflurane correct answers C3H2F6O Chemical structure - isoflurane correct answers C3H2ClF5O Chemical structure - sevoflurane correct answers C3H2F7 Oil/gas partition coefficient - isoflurane correct answers 90.8 Vapor pressure - isoflurane correct answers 238 Oil/gas partition coefficient - sevoflurane correct answers 47-54 Vapor pressure @ room temp - sevoflurane correct answers 157 Molecular weight - sevoflurane correct answers...

BIO 377 Chapter 14 | Questions and Answers (Complete Solutions) Increased arterial blood pressure reduces Na+ reabsorption by ______. (select all that apply) A. inhibiting the release of vasopressin B. inhibiting the renin-angiotensin-aldosterone system C. activating the renin-angiotensin-aldosterone system D. stimulating pressure natriuresis ______ _______ is responsible for active reabsorption of most of the filtered ions, passive transport of Cl-, water, and urea, and the major site of sol...

Their hypothesis is that the terminal NAG, and no the protein component, is responsible for the damage to the cell wall in H. Pylori. What would be the most appropriate control for testing this hypothesis. - ANSWER Grow H. pylori in a test tube with a glycoprotein that has its terminal NAG removed. Using the pH scale on the right, pure water has _____ H+ in solution than tomatoes - ANSWER 1000 less If a double-stranded DNA sample was composed of 10 percent thymine, what would be the percen...

Verapamil - correct answer Ca2+ channel blocker - relaxes blood vessels Enalapril - correct answer ACE inhibitor - relaxes blood vessels Octreotide - correct answer Suppresses secretion of serotonin - antidiarrheal and growth hormone suppressant Vasopressin - correct answer antidiuretic - initiates generation of aquaporin-2 Hydrocortisone...

Fluid and electrolyte balance EXAM QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES|AGRADE How can Kidneys regulate blood pressure? - ANSWER- By regulating water balance How do kidneys prevent shifting of water? - ANSWER- By producing urine of different osmolarity by varying the amount of water reabsorbed by the kidneys Where does the majority of water get reabsorbed? - ANSWER- PCT ~70% What ion is primarily responsible for creating the osmotic gradient causing the movement of...

How can Kidneys regulate blood pressure? - ANSWER- By regulating water balance How do kidneys prevent shifting of water? - ANSWER- By producing urine of different osmolarity by varying the amount of water reabsorbed by the kidneys Where does the majority of water get reabsorbed? - ANSWER- PCT ~70% What ion is primarily responsible for creating the osmotic gradient causing the movement of water? - ANSWER- Na+ Which cells in the tubular component have the most aquaporins? - ANSWER- PCT What...