The immunity that occurs as a result of a vaccination is _________ immunity
A. active
B. passive
A
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A chemical messenger that does not directly cause ESPSs or IPSPs but does affect the strength of synaptic transmission is a ________
Fill in the blanks with correct word
In which of the following forms does Ca2+ exhibit profound effects on such things as neuromuscular excitability?
a. free, unbound diffusible Ca2+ b. intracellular Ca2+ c. calcium phosphate crystals impregnated in the organic matrix of bone d. calcium bound to plasma proteins e. insoluble Ca2+ salts
The portion of the aorta that gives rise to the coronary arteries is the
A. ascending aorta. B. aortic arch. C. thoracic aorta. D. abdominal aorta.
Which structure is derived from the peritoneum of the abdominal cavity?
A. Spermatic cord B. Tunica vaginalis C. Tunica albuginea D. Mediastinum testis E. Perineal raphe