The __________ disc contains no receptor cells for vision and produces a blind spot in the visual field of each eye.
Fill in the blank(s) with the appropriate word(s).
optic
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Ellipsoid joints
A. are actually modified ball and socket joints. B. are multiaxial joints. C. allow free rotation. D. are found between adjacent vertebra. E. are modified pivot joints.
All isotopes of a given element have the same atomic mass.
Answer the following statement true (T) or false (F)
The receptors responsible for detecting deep pressure and high-frequency vibration are
A. Krause bulbs. B. tactile corpuscles. C. lamellated corpuscles. D. arrector pili corpuscles. E. Ruffini corpuscles.
There are 7 tarsals in each foot, and 8 carpals in each hand, but the upper limb and the lower limb contain the same number of bones. How can this be explained?
A. The arm contains 1 bone, while the thigh contains 2 bones. B. The forearm contains 2 bones, but the leg contains only 1 bone. C. The foot contains 1 more metatarsal than the hand. D. The upper limb has no counterpart for the patella. E. The foot contains 1 more phalanx than the hand.