A vaccine has recently been developed that can prevent infection by the human papillomavirus. This vaccine is available to young girls. What disease could this virus prevent? Why may some parents hesitate to have their daughters receive this vaccine?
What will be an ideal response?
Human papillomavirus (HPV) causes some types of cervical cancer. Because HPV is sexually transmitted, some parents may be reluctant to make it available to their young daughters, preferring instead that their daughters abstain from sexual activity until they are older and/or married.
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When an athlete suffers an injury that results in symptoms of flaccid paralysis of a portion of a muscle, what type of nerve damage has occurred?
A) A lower motor neuron has been damaged. B) An upper motor neuron has been damaged. C) There is a CNS injury, but no injury to the muscle. D) No nerve has been damaged; only muscle fibers have been injured. E) None of the answers are correct.
An abnormally low white blood cell count is called ____________
Fill in the blank(s) with correct word
Each of the following hormones is an amino acid derivative except
A) epinephrine. B) norepinephrine. C) thyroid hormone. D) testosterone. E) melatonin.
A patient with pneumonia has pulmonary edema. His breathing rate increases, but it can be controlled with oxygen therapy. This is because
A. fluid in the lungs increases the thickness of the respiratory membrane. B. reduced oxygen will stimulate respiratory rate even if carbon dioxide is normal. C. a thick respiratory membrane reduces the diffusion rate of oxygen more than the diffusion rate of carbon dioxide. D. increasing the partial pressure of oxygen in the alveoli will increase the diffusion rate into the alveolar capillaries. E. All of these are required to construct a complete explanation