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With occlusion of the SMA or IMA vascular structures, what gastrointestinal emergency may occur?

What is needed for cells to synthesize macromolecules?

The dorsal roots of the spinal cord contain afferent fibers that transmit impulses from ________ to ________.

Your patient is a 76-year-old female who was initially lethargic but responded to verbal stimuli. According to family members, the patient experienced a sudden decrease in responsiveness. She had a left-sided facial droop, aphasia, a dilated and nonreactive right pupil, and a flaccid left arm. Lung sounds are decreased bilaterally. HR = 58, BP = 172/102, RR = 6 and shallow, SaO2 = 88%. As you start to treat her, the patient has a generalized seizure lasting about 30 seconds. She is now unresponsive. Which of the following is most appropriate?

Murphy’s sign is:

You have been called for a 46-year-old female complaining of a headache. Which of the following statements made by the patient should you find most concerning?

The integumentary system is protected by the action of phagocytic cells that arise from bone marrow and migrate to the epidermis. Which of the following cells serve this function?

Which of the following is caused by unilateral paralysis of cranial nerve VII?

Which of the following best describes glycolysis?        

Which type of skin cancer appears as a scaly reddened papule and tends to grow rapidly and metastasize?