In which of the following regions of the abdomen is the navel located?
A. Left hypogastric
B. Epigastric
C. Right hypogastric
D. Umbilical
Answer: D
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Effects of estrogen include ________.
A) increased oiliness of the skin B) deepening of the voice C) growth of the breasts at puberty D) growth of the larynx
During cerebrovascular accidents, glutamate released by damage neurons binds to ____ receptors of neighboring, healthy neurons, thus, initiating apoptosis
a. acetylcholine b. calcium c. epinephrine d. NMDA e. serotonin
Which structure is not derived from the foregut portion of the gut tube during development?
A. Esophagus B. Gallbladder C. Stomach D. Jejunum E. Pharynx
Once they have developed surface receptors for a particular antigen, lymphocytes are said to be what?
A. Immunoefficient B. Capped C. Sensitized D. Immunocompetent E. Self-tolerant