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Chapter Assessment Lesson 1.2
Learning Key Terms and Concepts
The smallest living structure is the _____.
The body maintains a stable internal environment via _____.
_____ nerves carry a signal from the external environment to the control center.
The lungs are part of the _____.
A. circulatory system
B. integumentary system
C. endocrine system
D. respiratory system
The next and most complex level after the cellular level in organisms is the _____.
A. organ
B. tissue
C. body system
D. chemical
Which of the following is
not
one of the four main types of tissue in the body?
A. muscle tissue
B. connective tissue
C. alveolar tissue
D. nerve tissue
Specialized cell parts that perform specific functions in the cell are called _____.
A. tissues
B. organs
C. molecules
D. organelles
Which of the following is the best example of homeostasis?
A. storage of food in the form of excess body fat
B. sexual reproduction
C. regulation of body temperature
D. growth of underarm hair
Thinking Critically
You have a very muscular friend who needs to reduce his weight for wrestling. What advice would you give him about eating while trying to lose weight? Explain your answer.
It is a hot, dry day, and you are going to be running a race in the middle of the afternoon. What challenges does your body face in trying to maintain homeostasis while you run?
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