The visceral pericardium is also known as the ________ of the heart wall.
A. myocardium
B. epicardium
C. endocardium
Answer: B
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In motor pathways, the only portion of the pathway that is outside of the CNS is the
A) lower motor neuron. B) upper motor neuron. C) axon of the lower motor neuron. D) axon of the upper motor neuron. E) interneuron.
Answer the following statements true (T) or false (F)
1. Like bone cells, cartilage cells are located in lacunae. 2. Canaliculi supply food and oxygen to cartilage cells. 3. Osteoblasts and osteoclasts do opposite functions in the bone. 4. The skull is formed by endochondral ossification. 5. When fontanels fuse, they form sutures.
The brain has about one hundred million neurons
Indicate whether the statement is true or false
The ability of stretched smooth muscle to rearrange its cross bridge attachments so that muscle tension decreases is called the __________ response (a two-word answer)
Fill in the blank(s) with correct word