True or False: Write TRUE if the statement is correct and write FALSE if the statement has incorrect information. If the statement is FALSE, identify the incorrect information and provide further  explanations, complete solutions, and examples to support your answer. 

8. A young man in the 18th century had a skin disease that resulted in skin thickening and the growth  of loose spines that were peeled off on a regular basis. This "porcupine man" married and  produced six sons, all of whom were born with the same condition. He also had a number of  daughters who were unaffected by the condition. In this case, the young man is the carrier of the  condition, which was caused by the defective X chromosome passed down by her mother.

A child with trisomy 18 has the genotype AAA for one of the genes on chromosome 18. The parents' genotypes are AA (mom) and Aa (dad). Consider the following statement: "Nondisjuction must have occurred in mom." Is this statement correct or incorrect? Support your answer with an explanation.

Using scientifically AND immunologically correct information, discuss this statement, "The elderly, children and pregnant women should be vaccinated; healthy people do not need vaccines."

Topic 2 of 4: Using scientifically AND immunologically correct information, discuss the following comparison: Risk of Vaccines versus Risk of Disease.

Topic 3 of 4: Using scientifically AND immunologically correct information, discuss this statement, "Vaccines don't guarantee immunity against disease."

Topic 4 of 4: Using scientifically AND immunologically correct information, discuss this statement, "I got the flu vaccine and still got sick."

1. Write a paragraph of 3-5 sentences describing 1) whether the statement is correct or incorrect and 2) the reasoning for your answer. Your answer should demonstrate your understanding of the physiological concepts underlying the statement and be written professionally.

An injury to the vagal nerve will cause heart rate to decrease.

2. Write a paragraph of 3-5 sentences describing 1) whether the statement is correct or incorrect and 2) the reasoning for your answer. Your answer should demonstrate your understanding of the physiological concepts underlying the statement and be written professionally.

An injury to the dorsal aspect of the spinal cord only will result in major sensory loss below the site of injury, but movement control below the site of injury will be less affected.