The structures responsible for distributing excitation to the contractile cells are
A) contractile cells.
B) conducting cells.
C) intercalated cells.
D) pacemaker cells.
E) intermodal cells.
B
Anatomy & Physiology
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The term lordosis refers to
A. the anterior convexity in the lumbar region that a child develops when he or she walks upright B. an exaggeration of the secondary curvature that develops in the lumbar region C. a and b D. Neither a nor b
Anatomy & Physiology
The fetal shortcut from the right atrium to the left atrium is the
A. ductus arteriosus. B. foramen ovale. C. umbilical artery. D. ductus venosus. E. umbilical vein.
Anatomy & Physiology
A dipeptide is a molecule with two peptide bonds.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
Which bone is not part of the axial skeleton?
A. Frontal bone B. Clavicle C. Sacrum D. Malleus E. Atlas
Anatomy & Physiology