Which of the following is NOT an effect of aging on sense organs?
A. Decline in visual acuity and color perception
B. Loss of lens flexibility in the eye
C. Decreased ability to localize sound
D. A large loss in the ability to detect odors
E. Decrease in sense of taste
Answer: D
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Structure F is the
A) vertebral arch.
B) dens.
C) spinous process.
D) pedicle.
E) lamina.
What muscles, present in the ventricles, anchor the atrioventricular valves by tendon-like chords called chordae tendineae?
A) pectinate muscles B) ligamentum arteriosum C) trabeculae carneae D) papillary muscles
Thoracic vertebrae can be distinguished from other vertebrae by the presence of
A) transverse processes. B) transverse foramina. C) facets for the articulation of ribs. D) notched spinous processes. E) costal cartilages.
Which of the following describes a trans-fat?
A. Has carbon-carbon single bonds B. Has carbon-carbon double bonds with hydrogens on the same side of the bonds C. Has carbon-carbon double bonds with hydrogens on opposite sides of the bonds D. The fatty acids form a bent chain