Before the discovery of these glands, thyroid surgery often led to a rapid drop in blood calcium levels, which triggered muscle contractions and cardiac arrhythmias. What glands are these and which hormone is lacking?
A) thyroid glands; calcitonin
B) parathyroid glands; calcitonin
C) parathyroid glands; parathyroid hormone
D) thyroid glands; levothyroxine
E) parathyroid glands; levothyroxine
Answer: C
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The presence of food in the mouth stimulates salivary gland secretion.
Answer the following statement true (T) or false (F)
The adrenal medulla
A. plays a role in the adaptation of the body for physical activity. B. has acetylcholine as its major secretory product. C. is stimulated by the parasympathetic nervous system. D. is the outer layer of the adrenal glands. E. decreases its secretions during stress.
Amoeboid movement is accomplished by alternate assembly and disassembly of actin filaments
Indicate whether the statement is true or false
What is the organelle where subunits of ribosomes are manufactured?
A. flagellum B. Golgi apparatus C. nucleolus D. endoplasmic reticulum E. peroxisomes