Identify factors that influence diffusion rates
What will be an ideal response?
Factors that influence diffusion rates include distance, molecule or ion size, temperature, steepness of the concentration gradient, and electrical forces.
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Simple squamous epithelium is an example of a(n)
A. organ system. B. organ. C. molecule. D. tissue.
What must be intact for a neuron to regenerate in the peripheral nervous system (PNS)?
You are dispatched to a high school where a 16-year-old male was stabbed in the eye with a pencil. The patient is conscious and in severe pain. A classmate removed the pencil prior to your arrival. The MOST appropriate care for this patient's injury includes:
A) irrigating the injured eye with sterile saline, covering both eyes with a protective eye shield, and transporting immediately. B) applying an icepack to the affected eye, administering 1 µg/kg of fentanyl IM, elevating the patient's legs, and transporting. C) covering the affected eye with a sterile dressing and protective eye shield, covering the unaffected eye, and transporting promptly. D) covering the affected eye with a moist, sterile dressing, applying gently pressure to reduce intraocular pressure, and transporting at once.
Muscles used for delicate, finely controlled movements have smaller motor units than muscles used for high power activities.
Answer the following statement true (T) or false (F)