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Kirandeep Kaur
Chapter 7-16 f;ashcards
| Question | Answer |
|---|---|
| when classified according to the kind of chemical reactions catalyzed, digestive enzymes are referred to as ___ enzymes | hyrolyzing |
| a typie of breathing charaterized by gradually increasing tidal volume for several breaths followed by sevearl breaths with gradually decreaseing tidal voume is: | cheyne-stokes respiration |
| An inflammation of the lower respiratory tract that involves the airways of the lungs is called | pneumonia. |
| In the human nervous system: A:most of the cells are neurons. B:most of the cells are glia cells. C:there are almost equal numbers of glia cells and neurons. D:the ratio of cells is unknown because of the complexity of the nervous system. | C:there are almost equal numbers of glia cells and neurons |
| TRUE/FALSE: Effectors that have single innervation by the autonomic nervous system are innervated only by the parasympathetic division. | FALSE |
| Which two factors promote the return of venous blood to the heart? - blood-pumping action of respirations and cardiac output - blood-pumping action of respirations and skeletal muscle contractions - smooth muscle contractions and cardiac outp | blood-pumping action of respirations and skeletal muscle contractions |
| Stimulus-gated channels open in response to: - sensory stimuli - the influx of potassium - hyperpolarization - both A and B. | sensory stimuli |
| Which of the following is true of spatial summation? - Simultaneous stimulation of more than one postsynaptic neuron occurs. - Impulses are fired in a rapid succession by the same neuron. - Neurotransmitters released simultaneously from several | Neurotransmitters released simultaneously from several presynaptic knobs converge on one postsynaptic neuron. |
| What are bundles of peripheral nerve fibers held together by several layers of connective tissues that together form a multilayered sheath | Nerves |
| When the body is in a standing position, gravity tends to pull the head and trunk in what direction | forward and down-ward. |
| The iliacus, psoas major, and psoas minor muscles. O, Origin; I, insertion is made up of which muscle group | Iliopsoas muscle. |
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kdeep2018
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