The figure illustrates the joints and bones of the rib cage. What does "C" represent?
A. Costochondral joint
B. Sternum
C. Sternocostal synchrondrosis
D. Manubrium
E. Sternal symphyses
Answer: C
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The ___________ neck of the humerus marks the position of the former epiphyseal plate
Fill in the blank with correct word.
Answer the following statements true (T) or false (F)
1. Ion pumps are specialized protein structures in the cell membrane. 2. Ion pumps increase the efficiency of transport of material across the cell membrane because each pump can transport a number of different substances. 3. In the DNA molecule, the fact that adenine always pairs with thymine is an example of complementary base pairing. 4. Transcription occurs at the ribosome. 5. Translation occurs at the ribosome.
If a pregnant woman is Rh-, which of the following statements is true about her blood?
A. She will not develop Anti-Rh antibodies if she carries an Rh- child. B. She does not have Anti-Rh antibodies. C. She will develop Anti-Rh antibodies if she carries an Rh+ child. D. All of the statements are true.
What is described by the Frank-Starling mechanism of the heart?
A. the relationship between end-diastolic volume and heart rate B. the relationship between end-systolic volume and stroke volume C. the relationship between length and tension in cardiac muscle cells D. the relationship between sympathetic stimulation and stroke volume E. the relationship between arterial blood pressure and stroke volume