Which statement is true about neuroglial cells?
A) They transmit electrical signals to other structures via axons.
B) They secrete neurotransmitters into the neuromuscular junction.
C) They are only found in the brain, spinal cord, and nerves.
D) Neurons support and protect the neuroglial cells.
Answer: C
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Match the hormone with its appropriate function.A. Stimulates synthesis of thyroid hormonesB. Increases adrenal cortex secretionsC. Development of immune systemD. Milk productionE. Decreases blood Ca2+ levelsCalcitonin
Fill in the blank(s) with the appropriate word(s).
The head and tail regions, ventral and dorsal regions, right and left sides are established by:
A) the primitive streak. B) the chorionic villi. C) the allantois. D) ingression.
When ____________ become enclosed in lacunae, they become cells called _____________.
A. osteogenic cells; osteoblasts B. osteoblasts; osteoclasts C. osteoblasts; osteocytes D. osteocytes; osteoclasts E. osteocytes; osteoblasts
Which component of the scientific method involves organizing results as tables, graphs, or drawings?
A. Data analysis B. Observations C. Theory D. Conclusions E. Experiment