Which of the following situations best represents a homeostatic mechanism?
A. A person who becomes very nervous begins to sweat profusely.
B. After going outside on a hot day, the core body temperature increases.
C. Increasing the size of fast-food restaurant portions causes body weight to increase.
D. After eating a large batch of salty popcorn, levels of salt in the urine increase.
E. As age increases, the amount of calcium in bones tends to decrease.
D
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The largest of the body membranes, commonly called the skin, is the _______ membrane
A. serous B. cutaneous C. mucous D. cartilaginous E. synovial
Which type of transport proteins use cell energy to move molecules across the plasma membrane?
A. Cadherins B. Ligand-gated ion channels C. Leak-ion channels D. ATP-powered pumps
This figure shows the scapula. The feature indicated by number 6 is the ________ border.
A. vertebral B. superior C. anterior D. lateral E. medial
A scale or tape is used to determine the ________________________ of an animal
Fill in the blank(s) with correct word