During the embryonic stage of prenatal development, which term refers to the layer of cells that will form skin, hair, teeth, sense organs, the brain, and the spinal cord?
A. ectoderm
B. placenta
C. endoderm
D. mesoderm
Answer: A
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Which of the following is a recognized type of infant cry?
a. Hunger b. Sleepy c. Fear d. Sadness
Latinos typically avoid hot foods during pregnancy because pregnancy is considered to be a "hot" condition, believing that this will prevent the infant from contracting a "hot" illness, such as a skin rash
Indicate whether the statement is true or false
When you stop at a railroad crossing at night, instead of correctly perceiving two red lights that flash alternately you may perceive a single red light that moves back and forth from left to right. This is an example of ________
a. stroboscopic motion b. the autokinetic illusion c. the phi phenomenon d. the Muller-Lyer illusion
Your 70-year-old friend is beginning to plan his or her living arrangements for the next few years. What are someof the possibilities? What concerns should be raised for each of the possibilities? What advice would you give yourfriend about living arrangements?
What will be an ideal response?