Biología preguntas y respuestas

A drug abuser experiences a psychotomimetic flashback experience after using marijuana. What other drug was probably abused by the user in the past? Multiple Choice Msilocybin Lysergic acid diethylamide

A is a slightly altered derivative of an approved drug, such as amphetamines or narcotics, which produces effects that are similar to those of the approved drug, but are usually more intense and mind-altering. Multiple Choice blologic drug designer drug

Based on what you have read, which two things could happen if more people start swimming with sharks? (A) an increase in shark attacks (B) an increase in the amount of cold water sharks (C) a change in sharks' feeding behaviors (D) a change in the sharks' living locations (E) decrease in shark scientists

Select the stage of the sleep cycle that corresponds with the ability to dream. Multiple Choice NREM stage 1 NREM stage 2

David, a patient with schizophrenia, has been undergoing antipsychotic treatment for many years now. He stops taking his regular dose of phenothiazine when he discovers that he no longer has the funds to cover the expenses for his treatment. As soon as he stops his medication, he starts experiencing a new range of symptoms such as involuntary movements of his lips, jaw, tongue, and extremities. Worried about the onset of these new symptoms, David's mother consults David's doctor, Dr. Richards, about David's mental health. Dr. Richards examines David and informs David's mother that these new symptoms can be suppressed by reinstituting phenothiazine. From which condition is David most likely suffering?

According to the selection, which two of the following are characteristics of the Greenland shark's living conditions? (A) low light levels (B) frigid temperatures C) coral reefs (D) high sunlight (E) warm locations

n. the inner lining of this structure is characterized by villi and microvilli o. divisions include the duodenum, jejunum, and ileum p. the walls of this structure secrete cholecystokinin q. the appendix is attached to this structure r. the pylorus connects the stomach with this structure s. the chief organ of drug detoxification t. this organ secretes trypsin and a bicarbonate juice

h. this organ is divided into the fundus, body, and pylorus i. most digestion and absorption occur within this structure j. the primary function of the organ is to deliver chyme to the duodenum at the proper rate k. the walls of this organ are thrown into folds called rugae 1. divisions include the cecum, colon, rectum, and anus m. this organ contains mucus, parietal, chief, and \( G \) cells

h. this organ is divided into the fundus, body, and pylorus i. most digestion and absorption occur within this structure j. the primary function of the organ is to deliver chyme to the duodenum at the proper rate k. the walls of this organ are thrown into folds called rugae 1. divisions include the cecum, colon, rectum, and anus m. this organ contains mucus, parietal, chief, and \( G \) cells

a. this organ produces bile and secretes it into the hepatic bile ducts b. this structure directs food and water away from the larynx into the esophagus c. carries food from the pharynx to the stomach d. the common bile duct empties bile into this structure e. this pear-shaped sac is attached to the underside of the liver: it concentrates and stores bile f. the parietal cells of this organ secreted hydrochloric acid and intrinsic factor g. parotid, sublingual, and submandibular