Blood in the pulmonary veins returns to which chamber of the heart?
A. Left ventricle
B. Coronary sinus
C. Right ventricle
D. Left atrium
E. Right atrium
Answer: D
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The term posterior means
A. the front of the body or body part. B. toward the head. C. the back of the body or body part. D. nearer the inside or core of the body or an organ. E. toward the tail end of the spine.
The specific strip of skin that is innervated by a specific spinal nerve is called a
A) root. B) ramus. C) trunk. D) ganglion. E) dermatome.
The epithelial tissue root sheath is the _________ layer of the concentric layers making up the hair follicle wall; it derives from the ________
A. inner; epidermis B. inner; dermis C. outer; epidermis D. outer; dermis
Which of the following parasites can cause a skin condition in humans called cutaneous larval migrans?
a. roundworm c. hookworm b. whip worm d. heartworm