The paranasal sinuses include the __________.
a. mandibular, maxillary, frontal, and temporal
b. frontal, sphenoid, ethmoid, and maxillary
c. occipital, parietal, temporal, and mandibular
d. ethmoid, parietal, sphenoid, and temporal
Answer: b. frontal, sphenoid, ethmoid, and maxillary
You might also like to view...
Which of the following is not internal work?
a. energy required for active transport. b. energy required to pump blood. c. energy use to power skeletal muscle contractions for body movements d. energy used during synthetic reactions. e. energy used to maintain body posture.
The ____________________ is composed of a double phospholipid layer in which proteins are embedded
Fill in the blank(s) with correct word
Why do elderly men often have difficulty voiding urine?
A. Prostate cancer B. Weakened urethral sphincters C. Renal calculi D. Prostatic hyperplasia E. Reduction in number of functional nephrons
Which of the following is NOT correctly matched?
A. astigmatism: blurred vision due to an unequal curvature of the cornea or lens B. cataracts: cloudiness of the lens C. glaucoma: abnormally high intraocular pressure due to a buildup of aqueous humor from a blockage of the canal of Schlemm (scleral venous sinus) D. myopia: nearsightedness due to an abnormally long eyeball E. presbyopia: inability of the eyes to accommodate for distance vision due to a loss of elasticity in the lens