The chorion _____ and the amnion _____
A) is the part of the blastocyst that is not the inner cell mass; is the inner cell mass
B) is the outer protective membrane around the embryo; is the site where an embryo is
implanted into the uterus
C) projects into the endometrium and helps form the placenta; is a membrane that
encircles a developing embryo
D) is the site from which primary germ layers develop; is the site from which
secondary germ layers develop
C
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A dentist identified the source of the college student's pain while chewing food or gum. Which cranial nerve was inflamed?
A) Trigeminal nerve B) Facial C) Vagus D) Olfactory
Sandy had a cookie for a snack. Which of the following statements accurately describes the fate of the carbon atoms in the sugar molecules present in Sandy's cookie after she ingested it?
A. The carbon atoms were released as part of carbon dioxide, which later was excreted as part of exhaled air. B. The carbon atoms combined with hydrogen ions to buffer the stomach acids. C. The carbon atoms were stored in Sandy's bones until they were needed for some other cellular process. D. The carbon atoms were released as part of carbon dioxide, which later was excreted as part of Sandy's urine.
Tetanic stimulation combined with glutamate-NMDA receptors binding results in
A) synaptic plasticity. B) facilitation. C) long-term potentiation. D) pre-synaptic inhibition.
Mrs. Sanchez had a great deal of inflammation after her recent surgery. The inflammation was triggered by the antibody known as:
A) IgE. B) IgA. C) IgM. D) IgD.