Which body part contains pluripotent stem cells?
1. Umbilical cord
2. Skeletal muscle
3. Cardiac muscle
4. None of the above
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Jenny O'Mara was five months pregnant when she stepped on a rusty piece of scrap metal while hauling rotted wood from a dilapidated shed in her garden. The sliver of metal cut through her sneaker and pierced her heel deeply
Her physician gave her a tetanus booster. When Jenny's baby was born she decided to breastfeed. If the baby's antibodies were tested for specificity to tetanus 2 months after birth, what would be the expected finding? a. the presence of anti-tetanus toxoid IgA antibodies b. the presence of anti-tetanus toxoid IgM antibodies c. the presence of anti-tetanus toxoid IgG antibodies d. the presence of IgM antibody specific for Clostridium tetani cell-wall components e. the presence of IgG antibody specific for Clostridium tetani cell-wall components.
Surgical creation of an opening in the trachea
What will be an ideal response?
Which of the following is true of aerobic capacity?
A. It occurs during exhaustive exercise. B. It can be measured in a field test and not via a lab test. C. It is a secondary determinant of endurance performance. D. It involves minimal oxygen uptake.
Which of the following statements is true about a respiratory shock?
A. It is caused by a temporary dilation of blood vessels that reduces the normal amount of blood in the brain. B. It occurs when the lungs are unable to supply enough oxygen to the circulating blood. C. It is the result of a severe allergic reaction caused by foods, insect stings, or drugs or by inhaling dusts, pollens, or other substances. D. It is caused by the general dilation of blood vessels within the cardiovascular system.