click below
click below
Normal Size Small Size show me how
MGabaldon SCI 220
midterm flash cards
| Question | Answer |
|---|---|
| The structure that is called the “powerhouse” of the cell is the: | mitochondria. |
| Popliteal refers to the: | area behind the knee. |
| Two major cavities of the human body are: | ventral/dorsal. |
| A plane through the body that divides the body into right and left sides is called: | sagittal |
| From smallest to largest, the levels of organization of the body are: | chemical, organelle, cellular, tissue, organ, system, organism. |
| When many similar cells specialize to perform a certain function, it is referred to as a(n): | tissue |
| The abdominopelvic cavity contains all of the following except the: | heart |
| A frontal section divides the body into _____ portions. | front and back |
| The smallest living units of structure and function in the body are: | cells |
| In anatomical position the wrist is ___________ as compared to the elbow | inferior |
| The neck is ______ as compared to the right shoulder. | medial |
| The sodium-potassium pump actively pumps three potassium ions out of the neuron and two sodium ions into the neuron. | false |
| The mechanisms that produce and maintain the resting membrane potential do so by producing a | slight excess of positive ions on the outer surface of the plasma membrane. |
| The magnitude of the action potential peaks when the sodium channels close. | true |
| synapse can occur only between an axon and: | dendrite, another axon, or cell body (all) |