Action potentials are carried by the Purkinje fibers from the bundle branches to the ventricular walls.
a. true
b. false
a. true
Anatomy & Physiology
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An obstruction in the glomerulus would affect the flow of blood into the
A. efferent arteriole. B. distal convoluted tubule. C. proximal convoluted tubule. D. renal artery. E. afferent arteriole.
Anatomy & Physiology
Which is one of the most abundant excitatory neurotransmittors in the CNS?
A. Glutamate B. Dopamine C. Norepinephrine D. Gamma-aminobutyric acid (GABA) E. Endorphin
Anatomy & Physiology
Which germ layer are the tonsils derived from?
A. ectoderm B. mesoderm C. endoderm
Anatomy & Physiology
Which of the following is most likely to cause disease?
A) Irritability B) Homeostasis C) Positive feedback D) Equilibrium E) Negative feedback
Anatomy & Physiology