Which of the following structures is not associated with the right atrium?
A) crista terminalis
B) pectinate muscles
C) oval fossa (fossa ovalis)
D) opening of coronary sinus
E) tendinous chords (chordae tendinea)
Ans: E
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When follicular cells of the thyroid are stimulated to secrete thyroid hormone (TH), they take up TH precursors from the inside of the follicle, transport and enzymatically modify them within a lysosome, and release TH to the blood
Indicate whether this statement is true or false.
Which statement accurately compares the motor systems of the somatic nervous system (SNS) and autonomic nervous system (ANS)?
A. Both the SNS and the ANS house their motor neurons in ganglia. B. The SNS does not have ganglia for its motor neurons but the ANS does. C. The ANS does not have ganglia for its motor neurons but the SNS does. D. Neither the SNS nor the ANS houses its motor neurons in ganglia.
Which portion of the fibula articulates with the talus?
A) calcaneus B) medial malleolus C) head D) lateral malleolus
Another name for the myelencephalon is the ________.
Fill in the blank(s) with the appropriate word(s).