Why aren't bone cells supplied with nutrients by capillaries, like most of the rest of your tissues?

192) if you are a pta, which of the following are standards from the “standards of ethical conduct for the physical therapist assistant? ” a. physical therapist assistants shall be trustworthy and compassionate in addressing the rights and needs of patients/clients. b. physical therapist assistants shall make sound decisions in collaboration with the physical therapist and within the boundaries established by laws and regulations. c. physical therapist assistants shall demonstrate integrity in their relationships with patients/clients, families, colleagues, students, other health care providers, employers, payers, and the public d. physical therapist assistants shall enhance their competence through the lifelong acquisition and refinement of knowledge, skills, and abilities.

A92-year-old man with a 45-year history of chronic obstructive pulmonary disease is intubated in the icu because of a bout of viral pneumonia that fails to improve after 72 hours of antibiotics. although the inspired fraction of oxygen is 100%, the patient's po2 remains at 57 mmhg. positive-end expiratory pressure (peep) is added to allow the inspired fraction of oxygen. twelve hours after the introduction of peep the patient suddenly become hypotensive. at the same time, his oxygen saturation drops from 92% to 61%. on physical examination, his bp is 80/50 mmhg and his pulse is 124/min. he has distended neck veins and distant heart sounds. which of the following would also most likely be seen on this patient's physical examination? - absence of breath sounds in the right hemithorax- high amplitude carotid artery upstroke- a pleural friction rub- pulsus alternans- splenomegaly

Write an essay of no less than 200 words about how drugs and alcohol can affect the body and make you unable to participate in sports and fitness-related activities. include your own ideas about how to say "no" to your peers if they offer you drugs as a means of "fitting in."