Entries by Daphne Hanson

The electrical signal signals muscle cells to contract

The electrical signal signals muscle cells to contract. b. Results from atrial depolarization and initiates contraction of the atria. c. Results from ventricular repolarization. d. The straight line on the ECG. It is the point of departure of the electrical activity of depolarizations and repolarizations of the cardiac cycles. e. Electrical signal that results from […]

 With regards to entropy, how does water contribute to the hydrophobic effect

 With regards to entropy, how does water contribute to the hydrophobic effect? 37. Where would you find hydrophobic amino acids on globular protein? Transmembrane protein? Why? 38. What is required for molecular surfaces/interfaces to interact with one another for a sufficient amount of time (such as an antibody/antigen)? 39. Why are weak bonds important to macromolecular […]

Which of the following are benefits of biodiversity?

Which of the following are the benefits of biodiversity? (Choose all correct answers.) O Diverse ecosystems provide clean air and water and buffer against flooding and drought. As biodiversity increases, so too does the stability of ecosystem processes. Diverse communities may contain new crop species or genes that could enhance our traditional crops through genetic […]

Where do impulsive symptoms of Attention-deficit/hyperactivity disorder originate? Orbital frontal cortex 5) Selective attention originates

Where do impulsive symptoms of Attention-deficit/hyperactivity disorder originate? Orbital frontal cortex 5) Selective attention originates from anterior cingulare cortex (ACC) vs sustained attention cortico-striatal-thalamic-cortical loop (CSTC) [remember….this loop involves the dorsolateral prefrontal cortex] couple of questions on that…..