Select the correct answer.
how does aerobic exercise prevent cardiovascular diseases?
a.
it you burn more calories, which reduces plaque in the arteries, so that your heart becomes more efficient at pumping blood.
b.
it warms your blood, making it more fluid, so that your heart can pump more efficiently and slowly, creating less stress on the heart.
c.
it makes your heart beat faster to supply more oxygen, which makes the heart stronger and enables it to pump blood more efficiently.
d.
it lowers your blood pressure, which allows your heart to better dispose of fat cells before they form plaque on the artery walls.

Some plants have reproductive structures that them reproduce using natural forces or animals. how does the reproductive structure shown here ensure the reproductive success of plants?

List the 4 steps for scene assessment (what you do at the very beginning) for an adult

The parents of a 9-year-old girl bring their daughter to the ed. for the last 12 hours, the child has suffered severe nausea and vomiting, as well as diarrhoea and abdominal cramps. further discussion with the child indicates that she suffers from blurred vision and headache. the parents originally were worried about bringing the child to the ed because they feared deportation since the family are illegal immigrants employed to pick strawberries on a nearby farm. on direct questionning, the parents admit that the child was assisting with spraying crops with pesticides the previous day. none of the family members was wearing any protecting clothing. her bp is 88/48 mmhg, pulse is 90/min, rr 33/min, temp 38 c. the child appears sweaty and confused. auscultation of the lungs reveals a diffuse wheeze bilaterally. pupils are miotic and the child has diffuse muscle weakness. which of the following interventions is the most appropriate treatment? - atropine- charcoal- glucagon- naloxone- exposure: consider organophosphate poisoning, which inhibits cholinesterase and results in accumulation of ach in both muscarinic and nicotinic sites. pralidoxime activates achatropine competes with ach only at muscarinic receptors, but will not reverse nicotinic effectscharcoal = gastric decontaminationglucagon = reverse beta-blocker overdosenaloxone = reverse effects of opioids