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Williams Biology
Chapter 12 STudy Guide
Question | Answer |
---|---|
What is your body's metabolism regulated by? | hormones |
How does an increase in altitude change breathing? | reduces the amount of oxygen entering the blood |
Gas exchange for a human involves taking in oxygen and releasing what? | carbon dioxide |
What is the liquid part of blood called? | plasma |
What is the smaller chamber in the heart? | atrium |
Urine leaves each kidney through ______? | ureter |
What are gaps between neurons called? | synapses |
What is the control center of the body? | the brain |
What do thermoreceptors respond to? (2 things) | heat and cold |
Which receptors are located in the epidermis of skin? | pain receptors |
What regulates calcium in the blood? | thyroid gland |
What does the endocrine system produce that regulates body functions? | hormones |
What does the pancreas regulate ? | glucose |
Where are sperm and estrogen produced? | the gonads |
Which muscle actions activate the heart and lungs? | involuntary |
How do muscles move the body? | pulling |
What is the area of the skeletal system that protects the heart? | rib cage |
What does the skeletal system do? (2 things) | protects vital organs, gives shape to the body |