Autorhythmic cells
A) have organized sarcomeres.
B) contribute to the force of contraction.
C) are also called pacemakers because they set the rate of the heartbeat.
D) are the same size as myocardial contractile cells.
E) None of the answers are correct.
C) are also called pacemakers because they set the rate of the heartbeat.
Anatomy & Physiology
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Freckles are a phenotype and the allele combination that causes a clotting disorder is a
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Anatomy & Physiology
The majority of the molecules in the human body are polar.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
In the diagram of a hair root shown, where is the cortex?
a) B b) C c) D d) E e) F
Anatomy & Physiology
The major cation in extracellular fluid is
A) sodium. B) potassium. C) calcium. D) magnesium. E) iron.
Anatomy & Physiology