What action is most responsible for the resting membrane potential in cardiac muscle cells? Select one:
a. movement of K+ through voltage-gated K+ channels
b. movement of Na+ through open Na+ channels
c. movement of Ca2+ through voltage-gated Ca2+ channels.
d. closing of Na+ and K+ voltage-gated channels

The lungs are a. divided into seven lobes b.divided into nine lobes c.separated by the mediastinum d. connected by the mediastinum

Which safe and legal options do teen parents have if they think they are not ready to be parents? check all that apply. leave the baby in front of someone's door. surrender the baby under their state's safe-haven laws. place the baby for adoption. release custody to the baby's grandparents. give the baby to a stranger.

Achildren’s pain relief elixir contains 80. mg acetaminophen per 0.50 teaspoon. the dosage recommended for a child who weighs between 24 and 35 lb is 1.5 teaspoons. what is the range of acetaminophen doses, expressed in mg acetaminophen/kg body weight, for children who weigh between 24 and 35 lb