Lipophobic - Study guides, Class notes & Summaries

Bio 210 test 2 Questions with Correct Answers Receptors for lipophobic messengers are typically located where in the cell? - Answer-Plasma membrane Which of the following are proteins on a target cell that specifically recognize and bind only one messenger or a class of messengers? - Answer-Receptors Chemical messengers derived from cholesterol fall under which category? - Answer-Steroid messengers Which of the following chemical messengers is characteristically released from an endo...

Bio 210 test 2 Questions with Correct Answers Receptors for lipophobic messengers are typically located where in the cell? - AnswerPlasma membrane Which of the following are proteins on a target cell that specifically recognize and bind only one messenger or a class of messengers? - Answer-Receptors Chemical messengers derived from cholesterol fall under which category? - AnswerSteroid messengers Which of the following chemical messengers is characteristically released from an endocrine...

nonpolar endocrines IF covers short distances, endocrines travel in plasma What is the only type of ligand utilizing plasma binding protein? no! brings it TO the cell uber brings you to the store, not into it T or F? does plasma binding protein bring message into cell? nonpolar ligand + intracellular receptor = message transcription which pathway increases or decreases transcription? metabolize receptors (intracellular receptor, cannot be done with membrane bound how could we stop m...

main component of plasma membrane, polar head, two nonpolar tails, spontaneous bilayer - ️️phospholipid in what order from largest to smallest are the fluid compartments? - ️️intracellular, interstitial fluid, plasma what is the barrier between IF and intracellular fluid? - ️️cell membrane what is the barrier between plasma and IF? - ️️capillary wall cation = ?/anion = ? - ️️positive, negative what are the three fluid compartments? - ️️Plasma, interstitial fluid, i...

Why don't hormones affect all cells they contact? Hormones can only affect cells that display receptors that are specific to them What is a target cell? Are the cells that display the specific receptor What are the 2 major classes of hormones (endocrine, not paracrine)? Where Peptide and steroid hormone What is a peptide hormone and where can it be found? Proteins (Polar, hydrophilic, lipophobic). Bind to cell surface receptor (on the cell surface, duh) and require 2nd Messengers inside the ...

EXPH 387 Final Exam - Questions with Verified Answers Endocrine system and nervous system regulates all of Homeostasis Avg size of endocrine system 0.5kg Endocrine organs consist of glands, hormones, and target/receptor organs Glands are classified as either endocrine or exocrine Endocrine system has what kind of glands? Ductless Characteristics of Endocrine system -ductless glands -secrete substances into extracellular spaces -diffuses into bloodstream for transport to target tissues in the b...

6020 Exam 1 With Best Solutions -2024 A pregnant lady is having bad allegies, whatcha gonna give her? - Rhinocort Aqua (budesonide) - it's preg category B SE's of intranasal glucocorticoids - Irritation of nasal mucosa - drying, burning Bad taste Epistaxis Nasal septal perforation If a patient is on an intranasal glucocorticoid & has a nose bleed, what are you going to tell them? - FRANK epistaxis - stop the med, probably permanently SCANT blood - avoid that nostril for a fe...

The process of two steroid hormones binding to their nuclear receptors at two-half sites on DNA initiate transcription is called correct answersDimerisation Thyroid hormone receptors are found correct answersin the nucleus Which of the following is NOT a second messender system activated by lipophobic hormones correct answers9-cis-retinoic acid The hypothalamus anterior pituitary gland and the various target glands control the functions of one another so there is no "master gland" cor...

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;...

HMPAO and ECD -ANSWER Which two agents can be extracted and thus used for parenchymal imaging DPTA -ANSWER Which agent can not be extracted and thus cannot be used for parenchymal imaging Hexamethylpropyleneamine oxime -ANSWER What does HMPAO stand for? Ethyl cysteinate dimer -ANSWER What does ECD stand for? Both are neutral and lipophilic -ANSWER Why can both ECD and HMPAO cross the brain blood barrier? HMPAO -ANSWER Does HMPAO or ECD have fast washout? frontal lobe, thalamus,...