Most sympathetic postganglionic fibers secrete the neurotransmitter ____________________, whereas all parasympathetic postganglionic fibers secrete the neurotransmitter ____________________
Fill in the blank(s) with correct word
norepinephrine (noradrenaline), acetylcholine
Anatomy & Physiology
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The largest vessels in the neck are usually the _________________________.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The "cleanup" cells are located in the ________ layer of alveolar membrane.
A. surfactant B. epithelial C. interstitial space D. capillary endothelium
Anatomy & Physiology
In the photomicrograph of a portion of thick skin shown below, which layer is the stratum basale?
a) A b) B c) D d) E e) F
Anatomy & Physiology
When pain signals originating from visceral structures are perceived to be coming instead from the skin, the phenomenon is called ________ pain
Fill in the blank with correct word.
Anatomy & Physiology