A disorder in which the heart is unable to pump out all of the blood returned to it, resulting in edema of body tissue, is called:
a. Peripheral edema
b. Retained secretions
c. Bronchitis
d. Congestive heart failure
Answer: d. Congestive heart failure
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The advantage of having many nuclei in a skeletal muscle fiber is the ability to
A) contract much more forcefully. B) produce more ATP with little oxygen. C) store extra DNA for metabolism. D) produce large amounts of muscle proteins. E) produce nutrients for muscle contraction.
The superior orbital fissure is formed in the sphenoid bone, whereas the inferior orbital fissure is formed between the sphenoid and ________.
A) maxilla B) zygomatic C) ethmoid D) lacrimal
The secretion of ________ by the anterior pituitary gland is not under the control of a hypothalamic regulatory hormone.
A. prolactin B. follicle-stimulating hormone C. growth hormone D. melanocyte-stimulating hormone E. thyroid-stimulating hormone
Which of the following generates and transmits nerve impulses that arouse the cerebrum to wakefulness?
A. Reticular formation B. Thalamus C. Limbic system D. Epithalamus