Swallowing propels a bolus of food from the mouth through the pharynx and esophagus into the stomach via a complex, sequential, multiple-response reflex
Indicate whether the statement is true or false
T
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The four vertebrae of the coccyx fuse into 1 bone by the age of about 18.
Answer the following statement true (T) or false (F)
Which of the following organs secrete hormones?
(1) pancreas (2) liver (3) brain (4) suprarenal cortex (5) suprarenal medulla (6) thymus (7) ovary (8) testis (9) thyroid gland (10) pineal gland A) 2, 4, 6, 8, 10 B) 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 C) 1, 4, 5, 6, 7, 8, 9, 10 D) 6, 7, 8, 9, 10 E) 1, 3, 5, 7, 9
The term "metabolism" refers to
A. all the chemical reactions in the body. B. reactions involving the synthesis of complex molecules from simpler ones. C. reactions involving the breakdown of complex molecules into simpler ones. D. reactions involving the breakdown of complex molecules or the exchange of atoms between similarly sized reactants. E. digestive system reactions that are either catabolic or exchange reactions.
The trachea branches into two ________________________________________
Fill in the blank(s) with correct word