During contracion of heart muscle celis
a. calcium is prevented from entering cardiac fibers that have been stimulated
b. the action potential is prevented from spreading from cell to cell by gap junctions
c. some calcium enters the cell from the extracellular space and triggers the release of larger amounts of calcium
d. the action potential is initiated by voltage-gated slow calcium channels

Which of these is not an intrinsic muscle of the foot? a. quadratus plantae b. abductor digiti minimi c. flexor digitorum brevis d. flexor digitorum longus e. abductor hallucis

The first step in culturally sensitive counseling is to obtain the education and guidance necessary to understand that culture and to process any feelings that could interfere with counselor empathy: true or false

Acharge nurse is observing a newly licensed nurse provide care to a group of clients. which of the following actions by the newly licensed nurse requires an incident report by the charge nurse? a. a client who has a lithium level of 1.8 meq/l receives her morning dose of lithium. b. the nurse administers ondansetron to a client who has two episodes of vomiting after receiving meperidine 75 mg im. c. the nurse requests a higher dose of morphine for a client who reports severe pain 30 min after receiving morphine 2 mg iv bolus. d. a client who has a blood glucose level of 120 mg/dl receives her morning dose of insulin.