Describe the four stages of syphilis
What will be an ideal response?
1. Primary syphilis: characterized by the appearance of a chancre at the infection site.
2. Secondary syphilis: characterized by a rash or white patches on skin or mucous membranes of the mouth, throat, or genitals
3. Latent syphilis: characterized by lesions called gummas.
4. Tertiary/late syphilis: indications include heart and CNS damage, blindness, deafness, paralysis, premature senility, and ultimately dementia.
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Turner's syndrome results from the presence of _____
A) only one X chromosome B) only one Y chromosome C) two X chromosomes D) two Y chromosomes
Which of the following is not correctly matched?
a. red cells–transporting oxygen b. leukocytes–protect the body from invasion c. plasma–tissue repair d. platelets–control bleeding
The leading cause of death in 15-24 year olds in the U.S. is
A) heart disease. B) accidents/unintentional injuries. C) cancer. D) suicide.
Anatomically, the nervous system can be divided into two main parts
A. afferent and efferent. B. central nervous system and peripheral nervous system. C. sympathetic and parasympathetic. D. sensory and motor.