Which muscle helps compress the abdominal contents during defecation or childbirth?
A) internal intercostals
B) deltoids
C) trapezius
D) iliopsoas
E) rectus abdominis
E
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Which of the following describes a body process that is controlled using a positive feedback loop?
a) increasing body temperature in response to a drop in body temperature b) decreasing body temperature in response to elevated body temperature c) decreasing blood [glucose] in response to elevated blood [glucose] d) increasing strength of uterine contractions in response to cervical stretch e) decreasing heart rate in response to elevated blood pressure
Which body system(s) is (are) dedicated to maintaining stable internal conditions by detecting and responding to stimuli?
A) Nervous and endocrine B) Nervous C) Nervous, endocrine, and integumentary D) Endocrine
which describes the action of the diaphragm when it contracts?
a) during expiration, it elevates the floor of thorax b) during inspiration, it elevates and protracts the ribs c) during expiration, it depresses and retracts the ribs d) during inspiration, it depresses the floor of thorax
The basin in the floor of the cranium that accommodates the temporal lobe of the brain is the
A. posterior cranial fossa. B. middle cranial fossa. C. inferior cortical plate. D. cribriform fissure. E. sella turcica.