switch dashboard back to overlay mode

... solution is to use Automator to it for you (to learn what Automator is, see Exploring OS X Lion: Automator, on page 232) Here are the steps: report erratum • discuss Automatically Rename Photos • 31 ... you’d like to bring to the desktop Then, while holding the mouse button down, hit F12 again (or +F12) and hey, presto—you have a Dashboard icon on the desktop To put the widget back on the Dashboard, ... 6—Renaming files automatically using Automator 10 Once saved, you can quit the Automator program There’s no need to click the Run button or test anything 11 Your new Automator action icon will be where...

Ngày tải lên: 06/03/2014, 20:20

... Screensaver Packages See What Disk Space Is Taken Up by Media Switch Dashboard Back to Overlay Mode Tweak iTunes Visualizations Add Finder to Launchpad Create an Instant Wired Network Between Macs ... that if you scroll to the top or bottom of a document or web page within some OS X apps like TextEdit, the page continues to scroll a little into a boundary area, before springing back This is known ... back button at the top left of the Finder window In the list that appears, you can click any of the folders to jump straight to that location You can also click and hold the forward button to select...

Ngày tải lên: 28/04/2014, 16:23

... binds to ␤1-adrenoceptors coupled to a stimulatory G-protein (Gsprotein), which activates adenylyl cyclase and increases cyclic adenosine monophosphate (cAMP; see Chapter 3) This effect leads to ... pacemaker potential to take longer to reach threshold, thereby slowing the rate (negative chronotropy) Acetylcholine binds to muscarinic receptors (M2) and decreases cAMP via the inhibitory G-protein ... diffuse down its chemical gradient into the cell To prevent this inward flux of Naϩ, a large positive charge is needed inside the cell (relative to the outside) to balance out the chemical diffusion...

Ngày tải lên: 11/08/2014, 00:20

... primarily binds to b1-adrenoceptors, although it also can bind to ␣1-adrenoceptors Sympathetic nerve stimulation releases norepinephrine, which binds to ␤1-adrenoceptors and ␣1-adrenoceptors found ... regulatory proteins (troponin complex, TN) having three subunits: TN-T (binds to tropomyosin), TN-C (binds to calcium ions), and TN-I (inhibitory troponin, which binds to actin) Calcium binding to ... mean vector is directed toward the left arm and anterior chest as the free wall of the ventricle depolarizes from the endocardial (inside) to epicardial (outside) surface (vector 3) This vector still...

Ngày tải lên: 11/08/2014, 00:20

... cardiac cycle is divided into two general categories: systole and diastole Systole refers to events associated with ventricular contraction and ejection Diastole refers to the rest of the cardiac ... increase owing to continued venous return and possibly to bulging of AV valves back into the atrial chambers The “c-wave” noted in the jugular pulse is thought to occur owing to increased right ... coupled to membrane receptors Activation of stimulatory Gs-proteins through ␤-adrenoceptor stimulation (e.g., by norepinephrine) increases intracellular cAMP, whereas activation of inhibitory Gi-proteins...

Ngày tải lên: 11/08/2014, 00:20

... NE binds to postjunctional adrenoceptors (subtype affinity to NE: ␣1>>␣2 and ␤2) NE binding to postjunctional ␣-adrenoceptors causes vasoconstriction, whereas binding to ␤2-adrenoceptors causes ... OBJECTIVES INTRODUCTION AUTONOMIC NEURAL CONTROL Autonomic Innervation of the Heart and Vasculature Baroreceptor Feedback Regulation of Arterial Pressure Chemoreceptors Other Autonomic Reflexes Affecting ... tissue to produce vasodilator substances such as bradykinin, which then binds to vascular receptors to cause vasodilation Note that any existing parasympathetic nerves primarily serve to regulate...

Ngày tải lên: 11/08/2014, 00:20

... proportional to the changes in perfusion pressure The autoregulatory range as well as the flatness of the autoregulatory response curve varies among organs Fig 7-3), the upper limit of the autoregulatory ... which binds to postjunctional muscarinic (M2) receptors • Baroreceptors are mechanoreceptors that respond to stretch induced by an increase in pressure or volume Arterial baroreceptor activity ... preferentially to ␤2-adrenoceptors on cardiac myocytes b Constricts blood vessels by binding to ␣1-adrenoceptors c Inhibits its own release by binding to prejunctional ␤2-adrenoceptors d Decreases...

Ngày tải lên: 11/08/2014, 00:20

... AV anastomosis Artery FIGURE 7-14 Anatomy of the cutaneous circulation Arteries within the subcutaneous tissue give rise to either arterioles that travel into the dermis and give rise to capillary ... Muscle Circulation The primary function of skeletal muscle is to contract and generate mechanical forces to provide support to the skeleton and produce movement of joints This mechanical activity ... high degree of tone (see Table 7-1) This resting tone is brought about by the interplay between vasoconstrictor (e.g., sympathetic adrenergic and myogenic influences) and vasodilator influences...

Ngày tải lên: 11/08/2014, 00:20

... concentrations) binds to ␤2-adrenoceptors in skeletal muscle, which causes vasodilation At high concentrations, epinephrine also binds to postjunctional ␣1 and ␣2-adrenoceptors on blood vessels to cause vasoconstriction ... restoring arterial pressure Most of the compensatory responses occur regardless of the cause of hypotension; however, the ability of the heart and vasculature to respond to a specific compensatory ... addresses compensatory mechanisms in hypotension caused by hemorrhage-induced hypovolemia The baroreceptor reflex is the first compensatory mechanism to become activated in response to hypotension...

Ngày tải lên: 11/08/2014, 00:20

... baroreceptors) and then sends excitatory or inhibitory fibers to sympathetic and parasympathetic neurons within the medulla The correct answer is “b” because norepinephrine binds to ␣1-adrenoceptors ... timing and refractory state of the tissue are important for reentry to occur, alterations in timing (related to conduction velocity) and refractoriness (related to effective refractory period) can ... in the blood to distant receptor sites Stimulation of ETA receptors causes calcium mobilization and smooth muscle contraction The ETA receptor is coupled to a Gq-protein linked to phospho- FIGURE...

Ngày tải lên: 11/08/2014, 00:20

... ventricle (total outflow resistance is reduced), which causes stroke volume to be larger and end-systolic volume to be smaller than normal; however, end-systolic volume increases if the heart goes into ... afterload (particularly aortic diastolic pressure) enables the end-systolic volume to decrease slightly, but not enough to overcome the decline in end-diastolic volume Therefore, the net effect ... pressure required to move the fluid Stroke work (SW) refers to the work done by the ventricle to eject a volume of blood (i.e., stroke volume) into the aorta The force that is applied to the volume...

Ngày tải lên: 11/08/2014, 00:20

... cardiac cycle is divided into two general categories: systole and diastole Systole refers to events associated with ventricular contraction and ejection Diastole refers to the rest of the cardiac ... increase owing to continued venous return and possibly to bulging of AV valves back into the atrial chambers The “c-wave” noted in the jugular pulse is thought to occur owing to increased right ... coupled to membrane receptors Activation of stimulatory Gs-proteins through ␤-adrenoceptor stimulation (e.g., by norepinephrine) increases intracellular cAMP, whereas activation of inhibitory Gi-proteins...

Ngày tải lên: 11/08/2014, 11:22

... (end-diastolic pressure) from point A to B in left figure Systemic vasodilation reduces aortic diastolic pressure, which enables the ventricle to eject sooner, more rapidly, and to a smaller end-systolic ... reduced end-systolic volume leads to a compensatory decrease in end-diastolic volume; however, the reduction in end-systolic volume will be greater than the reduction in enddiastolic volume so ... lead to significant increases in oxygen demand by the heart • • • • SUMMARY OF IMPORTANT CONCEPTS • The cardiac cycle is divided into two general phases: diastole and systole Diastole refers to...

Ngày tải lên: 11/08/2014, 11:22

... proportional to the changes in perfusion pressure The autoregulatory range as well as the flatness of the autoregulatory response curve varies among organs Fig 7-3), the upper limit of the autoregulatory ... which binds to postjunctional muscarinic (M2) receptors • Baroreceptors are mechanoreceptors that respond to stretch induced by an increase in pressure or volume Arterial baroreceptor activity ... preferentially to ␤2-adrenoceptors on cardiac myocytes b Constricts blood vessels by binding to ␣1-adrenoceptors c Inhibits its own release by binding to prejunctional ␤2-adrenoceptors d Decreases...

Ngày tải lên: 11/08/2014, 11:22

... AV anastomosis Artery FIGURE 7-14 Anatomy of the cutaneous circulation Arteries within the subcutaneous tissue give rise to either arterioles that travel into the dermis and give rise to capillary ... Muscle Circulation The primary function of skeletal muscle is to contract and generate mechanical forces to provide support to the skeleton and produce movement of joints This mechanical activity ... high degree of tone (see Table 7-1) This resting tone is brought about by the interplay between vasoconstrictor (e.g., sympathetic adrenergic and myogenic influences) and vasodilator influences...

Ngày tải lên: 11/08/2014, 11:22

... concentrations) binds to ␤2-adrenoceptors in skeletal muscle, which causes vasodilation At high concentrations, epinephrine also binds to postjunctional ␣1 and ␣2-adrenoceptors on blood vessels to cause vasoconstriction ... restoring arterial pressure Most of the compensatory responses occur regardless of the cause of hypotension; however, the ability of the heart and vasculature to respond to a specific compensatory ... addresses compensatory mechanisms in hypotension caused by hemorrhage-induced hypovolemia The baroreceptor reflex is the first compensatory mechanism to become activated in response to hypotension...

Ngày tải lên: 11/08/2014, 11:22

... baroreceptors) and then sends excitatory or inhibitory fibers to sympathetic and parasympathetic neurons within the medulla The correct answer is “b” because norepinephrine binds to ␣1-adrenoceptors ... timing and refractory state of the tissue are important for reentry to occur, alterations in timing (related to conduction velocity) and refractoriness (related to effective refractory period) can ... in the blood to distant receptor sites Stimulation of ETA receptors causes calcium mobilization and smooth muscle contraction The ETA receptor is coupled to a Gq-protein linked to phospho- FIGURE...

Ngày tải lên: 11/08/2014, 11:22

... ventricle (total outflow resistance is reduced), which causes stroke volume to be larger and end-systolic volume to be smaller than normal; however, end-systolic volume increases if the heart goes into ... afterload (particularly aortic diastolic pressure) enables the end-systolic volume to decrease slightly, but not enough to overcome the decline in end-diastolic volume Therefore, the net effect ... pressure required to move the fluid Stroke work (SW) refers to the work done by the ventricle to eject a volume of blood (i.e., stroke volume) into the aorta The force that is applied to the volume...

Ngày tải lên: 11/08/2014, 11:22

... necessary to provide to them successful note-taking strategies to listen to the lecture This is the major reason why this topic interests me The objectives of the study are as follows: - To indicate ... regarded as top five ways to listen to a lecture They clarified their points by making comparison between poor listeners and effective listeners The first and foremost technique is to choose to find ... situation, poor listeners stop listening to the speaker and start listening to themselves They either passively reject what is being said or launch into impassioned rebuttals (to themselves) However,...

Ngày tải lên: 30/03/2015, 13:59