Glucagon is produced by pancreatic alpha cells.
Answer the following statement true (T) or false (F)
True
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Preganglionic and postganglionic fibers of the autonomic nervous system that innervate internal organs are collectively called
A) posterior rami. B) anterior rami. C) white rami. D) gray rami. E) sympathetic nerves.
Your colleague has discovered a new species and you are viewing one of the cells under the electron microscope. You see a large, oval-shaped structure in the center of the cell, surrounded by a membrane. After this observation, you hypothesize that the cells of this species are prokaryotic cells.
Answer the following statement true (T) or false (F)
The yellow marrow that fills the medullary cavities of many bones is dominated by ________.
A) adipocytes B) immature red blood cells C) stem cells D) mature red blood cells E) osteocytes
The myotatic reflex is also known as the ________ reflex
A) stretch B) tendon C) flexor D) crossed extensor E) reciprocal