Heroin causes similar, but much stronger effects to the nervous system as endogenous opioids. Heroin's mechanism of action might be that it acts as an:

A. agonist to epinephrine receptors.
B. agonist to glycine receptors.
C. agonist to the endogenous opioid receptors.
D. agonist to serotonin receptors.
E. Any of these are possible


Answer: C

Anatomy & Physiology

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Label L represents the


A) brachiocephalic trunk.
B) aortic arch.
C) left pulmonary arteries.
D) left pulmonary veins.
E) pulmonary trunk.

Anatomy & Physiology

The pseudostratified columnar epithelium of the bronchi in smokers may transform into stratified squamous epithelium. This is an example of __________.

A. neoplasia B. metaplasia C. atrophy D. differentiation E. hyperplasia

Anatomy & Physiology

What muscle underlies the anterior faucial pillars?

What will be an ideal response?

Anatomy & Physiology

A patient is being started on a Selective Serotonin Reuptake Inhibitor (SSRI) what are some key concepts with this class of medications?

a. Avoid abrupt discontinuation b. Start Low, Go Slow c. Take 4 - 6 weeks to see benefit d. All of the above e. None of the above

Anatomy & Physiology