Briefly describe the dorsal body cavities and the major organs they contain
What will be an ideal response?
The dorsal
body cavities include the cranial cavity which houses the brain and the vertebral cavity
which contains the spinal cord.
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________ secretions affect the cell that secretes them.
Fill in the blank(s) with the appropriate word(s).
Place the following in correct sequence from simplest to most complex:
1. molecules 2. atoms 3. tissues 4. cells 5. organ A) 1-2-3-4-5 B) 2-1-4-3-5 C) 2-1-3-4-5 D) 1-2-4-3-5
Homeostasis depends on the activity of body systems to adjust a variable. Because our bodies work so well to maintain variables at set point, we often do not even notice the systems they use to do it. But in someone who is ill, these systems may not be able to maintain homeostasis; you need to be aware of this to head off possible problems.
How do nonpolar covalent bonds differ from polar covalent bonds?
What will be an ideal response?