A molecule with polar and nonpolar parts that only partially dissolves in water is described as __________
Fill in the blank with correct word.
amphipathic
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Answer the following statements true (T) or false (F)
1. The parathyroid gland is an endocrine gland found in the neck. 2. The hypothalamus is an endocrine gland found in the skull. 3. The pancreas is an endocrine gland found in the abdominal cavity. 4. The cardiovascular system includes the heart and blood vessels. 5. The primary function of the cardiovascular system is the regulation of body temperature.
Pectinate muscles are found in the:
a. atria b. ventricles c. aorta d. veins of the limbs
The ganglia of the sympathetic chain contain preganglionic fibers that enter the chain via the ________.
Fill in the blank(s) with the appropriate word(s).
A fetus is nourished by way of a disc-shaped organ, the ________, attached to the uterine wall.
A. placenta B. blastocyst C. trophoblast D. amnion E. chorion