Prothrombin activator, with the assistance of ____ ions, converts prothrombin to thrombin
a. calcium
b. potassium
c. sodium
d. chloride
Answer: a. calcium
Anatomy & Physiology
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All of the following are symptoms except ________
A) Dizziness B) Pain C) Respiratory rate D) Itchiness
Anatomy & Physiology
Neurotransmitters are stored in ________
A) Nissl bodies B) axon hillocks C) telodendria D) synaptic vesicles
Anatomy & Physiology
Blood vessels, nerves, and the ureter enter and leave the kidney at the
A. hilum. B. renal fascia. C. renal pelvis. D. renal capsule. E. renal pyramid.
Anatomy & Physiology
If the CNS was susceptible to a drug that should not affect it, this might indicate damage to which of the following cells?
A) microglia B) Schwann cells C) satellite cells D) ependymal cells E) astrocytes
Anatomy & Physiology