The atria are separated from the ventricles externally by the
A. sinoventricular sulcus.
B. anterior interventricular sulcus.
C. posterior interventricular sulcus.
D. coronary sulcus.
E. None of the choices is correct.
Answer: D
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Which of the following nerves innervates the latissimus dorsi muscle?
A) suprascapular nerves B) thoracodorsal nerve C) axillary nerve D) musculocutaneous nerve E) subscapular nerves
Which type of tissue lines the follicles of the thyroid glands?
A) Stratified cuboidal epithelium B) Simple cuboidal epithelium C) Glandular epithelium D) Simple squamous epithelium
Water balance and electrolyte balance are interdependent because
A) water and electrolytes are both in an ionic state in the blood. B) water dissolves in electrolytes. C) both form ions in blood. D) electrolytes are dissolved in water.
Label I represents which of the following structures?
A) syncytial trophoblast
B) developing villi
C) lacuna
D) uterine gland
E) amniotic cavity