Which of the following are density-dependent factors which limit a population’s growth? (Select 3)

Serum hCG/beta-hCG levels: A) gradually increase throughought the first trimester in a normal pregnancy B) double every 48 hours during a normal pregnancy C) are a quantitiative measurement D) Begin to taper off at approximately 9 weeks gestation E) all of the above

When Dr. R was testing patients, she was concerned about using a behavior checklist because it required an administrator to observe and rate specific patterns. What should she look at?

Which of the following ovarian masses DOES NOT secrete hormones? A) arrhenoblastoma B) theca lutein cyst C) corpus luteum D) thecoma

Which of the following is NOT associated with an abnormal early pregnancy?

The sole non-living energy source for the majority of ecosystems on the planet is…

This patient presents to the ER with extremely elevated hCG levels, you are unable to detect fetal heart tones. What is the most likely diagnosis? A) anembryonic pregnancy B) hydatiform mole C) twin demise D) ectopic pregnancy

Your patient presents with a fever, abdominal tenderness, and leukocytosis. What is the diagnosis based on this finding in the right adnexa? A) Tubo-ovarian abscess B) ovarian torsion C) Hydrosalpinx D) ovarian fibroma

Which of the following statements about climate change, greenhouse gases, and biological populations/ecosystems is FALSE?

Greenhouse gases are only produced by human sources.