Sally's driver's license indicates that she must wear glasses when she drives. She does not need glasses to see objects that are close. What type of lenses are in Sally's eyeglasses? How do they work?
What will be an ideal response?
Sally is apparently nearsighted (myopic) and needs diverging lenses to correct the condition by moving the focal distance back in the eye to the retina.
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Which statement about the thymus is false?
A. The thymus is well developed at birth and continues to develop during adulthood. B. T cells migrate from the red bone marrow to the thymus gland where they mature. C. The thymus is located in the superior mediastinum between the sternum and the aortic arch. D. All of the statements are true.
Which division of the nervous system is responsible for maintaining day-to-day activities at rest?
A. Somatic motor division B. Parasympathetic division C. Sympathetic division D. Central nervous system E. Sensory (afferent) division
A recessive allele masks the effect of a dominant allele.
Answer the following statement true (T) or false (F)
Which nerve supplies the quadriceps femoris?
A. Pudendal B. Sciatic C. Tibial D. Femoral E. Musculocutaneous