When the left ventricle contracts, the diameter of the ventricular chamber
A) increases.
B) decreases.
C) remains the same.
Answer: B
Anatomy & Physiology
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The distinguishing feature of a cervical vertebra is the
A) costal facet. B) vertebral arch. C) transverse foramina. D) spinous process. E) pedicle.
Anatomy & Physiology
If a resting potential becomes more negative, the membrane is
A) depolarized. B) repolarized. C) summated. D) hyperpolarized.
Anatomy & Physiology
Which pair of sutures meet at the sphenoidal fontanel?
A) coronal and squamous B) coronal and sagittal C) lambdoid and sagittal D) lambdoid and squamous
Anatomy & Physiology
Sperm are activated by the secretion from the ________, a doughnut-shaped gland encircling the base of the urethra.
A. prostate gland B. epididymis C. bulbourethral gland D. seminal vesicle
Anatomy & Physiology