The formula "207 ? (0.7 × age)" is used to determine _____.
A. stroke volume
B. heart rate reserve
C. maximal heart rate
D. cardiorespiratory training zone
E. resting heart rate
Answer: C
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Which of the following describes an activated dendritic cell upon arriving in a lymph node?
a. located in follicles and medulla of the lymph node b. associated mainly with antigen uptake and processing c. bears highly elaborated finger-like processes called dendrites d. expresses low levels of MHC class II molecules e. carries out apoptosis of lymphocytes.
Mandy has been taking her temperature every morning with an accurate basal body thermometer. Mandy is most likely using which type of contraception?
A. fertility awareness-based method B. withdrawal C. oral contraceptives D. hormonal implant
Oxygen has a density of 1.43 g/L. If the weight of a container of oxygen (not including the container) is 10 g, what is the volume of the container? Round to the nearest hundredth.
What will be an ideal response?
When caring for a conscious victim of hypoglycemia, after activating the EMS system you should:
A) give the victim insulin. B) give the victim sugar. C) administer artificial ventilation. D) treat for shock.