click below
click below
Normal Size Small Size show me how
Study Stack 2
Study Stack
| Question | Answer |
|---|---|
| Which of the following is not an end-product of the breakdown of ATP? An inorganic phosphate Energy that can be used in muscle contraction ADP All of the above are end-products of the breakdown of ATP. | All of the above are end-products of the breakdown of ATP. |
| Kicking a football is accomplished by knee: Pronation. Adduction. Extension. Flexion. | Extension |
| Which is true of a neuron with a resting potential? The cell membrane is permeable to Na+ but impermeable to K+ ions. The highest concentration of K+ is extracellular. The sodium pump has moved Na+ to the outside of the plasma membrane. | The sodium pump has moved Na+ to the outside of the plasma membrane. |
| Which neuron could transmit a nerve impulse the fastest? A small-diameter neuron without myelin A large-diameter neuron without myelin A large-diameter neuron with myelin A small-diameter neuron with myelin | A large-diameter neuron with myelin |
| Nerves that innervate the floor of the pelvic cavity and some of the surrounding areas are found in the _____ plexus. Sacral Cervical Coccygeal Lumbar | Coccygeal |
| Norepinephrine is liberated at: the dendrite ending. Parasympathetic preganglionic nerve endings. Most sympathetic postganglionic nerve endings. Sympathetic preganglionic nerve endings. | Most sympathetic postganglionic nerve endings. |
| The chemoreceptors in the carotid bodies are particularly sensitive to: Hypercapnia. Hypoxia. A decrease in blood pH. An increase in the hydrogen ion concentration of the blood. | Hypercapnia |
| Which of these is not an example of mechanical digestion? Moistening the food Changing food from large to small particles Propelling food through the digestive tract All of the above are examples of mechanical digestion. | Moistening the food |
| Which of the following is not one of the openings that must be blocked when food moves from the pharynx into the esophagus? Oropharynx Nasopharynx Larynx Mouth | Oropharynx |
| The localized pressure gradient needed to maintain blood flow in a tissue is called Regional pressure. Perfusion pressure. Systolic pressure. Diastolic pressure. | Perfusion pressure. |