The umbilical cord contains
A. two umbilical arteries and one umbilical vein.
B. the fetal intestine.
C. only muscle tissue.
D. two umbilical veins and one umbilical artery.
Answer: A
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The largest piece of cartilage involved in forming the larynx is the
A. epiglottis. B. cricoid. C. arytenoid. D. thyroid.
Fatty acids with no double bonds are termed __________, and have a linear structure
Fill in the blank with the correct word.
As blood travels from the aorta toward the capillaries,
A) cardiovascular pressure decreases. B) vascular resistance decreases. C) vascular flow increases. D) viscosity decreases. E) both cardiovascular pressure and vascular flow increase.
The area where the major vessels lead to and from the heart's chambers is called the ________ of the heart. The pointy, inferior portion is called the ________.
A. apex; base B. atrium; ventricle C. ventricle; atrium D. endocardium; epicardium E. base; apex