Human Growth and Development

First page Table of contents Previous page 70 Next page Last page

Chapter 2: Review Questions 1. Taylor's mother and father are farsighted, but Taylor uses glasses for nearsightedness. What genetic principle can account for Taylor’s nearsightedness despite both of Taylor’s parents being farsighted? A. Mitosis B. Reaction range C. Dominant-recessive genes D. Sex-linked genes E. Autosomal chromosomal abnormality 2. An implanted embryo, with all three germ layers and some, but not all, of the internal organs formed, is in which stage of development? C. Between the end of the embryonic stage and the start of the fetal stage. D. Between the end of the germinal stage and the start of the embryonic stage. E. Between the end of the fetal stage and the beginning of the pre-labor stage. 3. Babies develop control over their trunks, arms, and legs before they gain control over their fingers and toes. Which principle does this illustrate? A. The Proximodistal Principle B. The Maturational Principle C. The Cephalodistal Principle D. The Cephalocaudal Principle E. The Orthogenetic Principle 4. When a baby’s cheek is stroked, they turn their head toward the touch and start sucking. This reflex is known as the: A. In the middle of the embryonic stage. B. In the middle of the germinal stage.

A. Suck reflex B. Root reflex C. Tonic neck reflex

D. Babinski reflex E. Palmar reflex 5. All of the following are similarities between Marasmus and Kwashiorkor except? A. Marasmus and Kwashiorkor are both diseases caused by malnutrition. B. Both diseases are characterized by wasting in the patient and stunted growth. C. They can both be accompanied by changes in the hair and mental retardation.

D. They are both diseases caused by excessive protein. E. They are both diseases caused by inadequate nutrition.

Made with FlippingBook Online newsletter creator