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Vernette T.-Physio

physiology Assignment week 1-5

QuestionAnswer
Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: Viruses
minimize changes in blood glucose levels- maintain homeostasis- are responsible for an increased rate of sweating when air temperature is higher than body temperature Negative-feedback mechanisms
Homeostasis can best be described as: a state of relative constancy
Which of the following is a basic component of every feedback control loop? sensor mechanism, control center, effector mechanism, feedback
Synaptic vesicles at the neuromuscular junction contain __________. acetylcholine
Acetylcholine receptors are best characterized as what type of channel? chemically gated Na+-K+ channels
When the chemically gated ion channels open, which ion is mainly responsible for depolarizing the sarcolemma? sodium
The term glycoprotein, a combination of two words, tells you that the compound is made of _____, with _____ being the dominant component. carbohydrate and protein; protein
Which of the following is not true of both triglycerides and phospholipids? They both contain a hydrophobic and hydrophilic end.
Which of the following is not true of RNA? It contains ribose sugar, it contains adenine and it is composed of smaller molecules called nucleotides
Created by: titusvernette
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