According to the history and physical examination of the patient, the patient may have a upper gastrointestinal bleed most probably from a bleeding peptic ulcer. A bleeding peptic ulcer can cause abdominal pain and vomiting described as coffee ground vomit because of the reaction of the blood with the stomach acids. The patient's vital signs signify that the patient is in the state of hypovolemic shock. The emergency medicine consultant should use an oxygen mask with caution because additional vomiting episodes may recur and if the patient is wearing an oxygen mask, the vomit cannot be cleared thoroughly and may even cause aspiration.
Answer:
the first option is correct
Explanation:
in a food pyramid the base is always producers.
The choices can be found elsewhere and as follows:
<span>A)
by using energy
B)
through asexual reproduction
C)
metabolism
I think the correct answer is option C. Organisms </span><span>carry out chemical activities of life would be metabolism. Hope this answers the question.</span>