Which neuron does not have an axon and communicates over short distances?
A. Multipolar
B. Unipolar
C. Motor
D. Bipolar
E. Anaxonic
Answer: E
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The deltoid tuberosity is part of the humerus.
Answer the following statement true (T) or false (F)
Mary has been suffering from a "bad knee"; for several months. She is a tennis player who often slides in to attack a ball; she is an aerobic devotee and a jogger. She visited an orthopedic surgeon last week who told her that he would "like to have a look at her knee joint." He also told her that her symptoms indicated damage to the meniscus, and it might have to be removed. What will the doctor do to see the joint, and if the meniscus is removed will Mary be able to play tennis again?
What will be an ideal response?
How would you describe the action a person takes when raising his/her chin to look at a plane flying overhead?
A. He or she is elevating the mandible. B. He or she is dorsiflexing the neck. C. He or she is extending the neck. D. He or she is abducting the neck. E. He or she is hyperextending the neck.
Color vision has much greater resolution than night vision (vision that is mostly in shades of gray). Which of the following is the best explanation for why this is so?
A) A single cone photoreceptor often connects to a single bipolar cell and a single ganglion cell while as many as 100 rods will converge to a single ganglion cell. B) There are many more cone photoreceptors in the eye than rod photoreceptors. C) There are several types of cone photoreceptors, each of which enrich the clarity and resolution of vision. D) A larger proportion of the brain's visual cortex is active during the day when our cone photo receptors are most active.