A student nurse is reviewing electrolytes and understands that which of the following is the function of calcium in heart conduction?
a. Depolarize the cell
b. Increase the heart rate
c. Repolarize the cell
d. Increase the strength of contraction
d. Increase the strength of contraction
rationale: It is the function of calcium in the heart's conduction.
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The physiology instructor is explaining cell death to the nursing students. The instructor explains that what organelle digests worn or damaged sections of a cell when the cell dies?
A) Golgi apparatus B) Lysosomes C) Endoplasmic reticulum D) Mitochondria
A patient who has been prescribed a selective serotonin-reuptake inhibitor (SSRI) asks the nurse how it works. What is the best response by the nurse?
1. "SSRIs maintain the drug in its bound form, allowing more of the drug to attach to the neurotransmitter." 2. "SSRIs increase enzymatic action in the blood-brain barrier." 3. "SSRIs improve acid-base balance, enhancing the penetration of the blood-brain barrier." 4. "SSRIs target blood-brain barrier transporters and prevent the reuptake of the neurotransmitter."
Before beginning the exam, a student stops and reflects on the Five C's: content, confidence, control, common sense, and comparison. Which statement made by the student indicates her understanding of confidence?
a. "I know I can do this." b. "I just need to remember what I studied." c. "I just need to narrow down the right answer." d. "What do I think is the right answer?" e. "Relax, stay calm and focused."
I, II, III, IV, V, and VI are examples of ________.
Fill in the blank(s) with the appropriate word(s).