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起止时间:2021-02-25到2021-06-30
更新状态:每5天更新一次
The First Week： Introduction for Physiology and Transmembrane Transportation
1、 The physiological importance of positive feedback control is
A:promote an activity to finish
B:maintenance of the homeostasis of internal environment
C:promote the growth and development of organism
D:independent of the neural and humoral regulation
答案: promote an activity to finish
2、 As the arterial pressure vibrates at 80 – 120 mmHg, the renal blood flow does not change. If you want to prove the hypothesis that this property of the renal blood flow is dependent on the autoregulation of the blood vessels, which kind of experimen you should performe?
A:acute and in vitro physiological experiment.
B:acute and in vivo physiological experiment.
C:cell culture
D:histological experiment
答案: acute and in vitro physiological experiment.
3、 The mechanism of the life could be disclosed intensively and clearly through the experiments at the level of
A:cell and molecule
B:tissue and organ
C:organ and system
D:whole organism
答案: cell and molecule
4、 The capillary bed open as the metablites accumulate following the enhanced metablitic activity of local tissue. It is controlled by
A:local humoral regulaiton
B:neural regulation
C:distal humoral regulation
D:neural-humoral regulation
答案: local humoral regulaiton
5、 Which kind of molecules or ions could be transported across the membrane independent on the integral protein.
A:gas molecules such as CO2 and O2
B:glucose
C:Na+
D:protein
答案: gas molecules such as CO2 and O2
6、 The correct description about homeostasis include:
A:The internal environment of healthy individual is in the state of homeostasis.
B:The loss of homeostasis might induce illness or even death.
C:One of the importance of the clinical treatment is to restore the homeostasis of the patient.
D:Negative feedback system maintains the internal environment at homeostasis.
答案: The internal environment of healthy individual is in the state of homeostasis.;
The loss of homeostasis might induce illness or even death.;
One of the importance of the clinical treatment is to restore the homeostasis of the patient.;
Negative feedback system maintains the internal environment at homeostasis.
7、 The properties of the conditioned reflex include
A:the number is infinite
B:dependent on the environment the individual lives in
C:congenital
D:fixed reflex
答案: the number is infinite;
dependent on the environment the individual lives in
8、 Which one below could act as humoral regulating factor in blood.
A:glucose
B:CO2
C:O2
D:thyroid hormones
答案: glucose;
CO2;
O2;
thyroid hormones
9、 The properties of the humoral regulation include
A:response slowly
B:acts extensively
C:dependent on the neural regulation
D:acts transiently
答案: response slowly;
acts extensively
10、 The properties of the secondary active transport include
A:transportation uphill against the concentration gradient.
B:coupled with facilitated passive transport
C:chemical specificity
D: the transporter is ATPase
答案: transportation uphill against the concentration gradient.;
coupled with facilitated passive transport;
chemical specificity
The Second Week： The Bioelectrical Physiology on Plasma Membrane
1、 At resting state, the concentration gradient of K+across the cell membrane is constant, while there is current across membrane. This is because
A:the activity of Na+/K+ pump.
B:the Na+ influx is identical to K+ outflux.
C:the transmembrane flux is too small to change the concentration gradient of K+.
D:the activity of Ca2+ pump.
答案: the activity of Na+/K+ pump.
2、 If the membrane potential is fixed from resting potential to -9 mv, which kind of membrane could be recorded
A:early transit influx and later long-lasting outfulx.
B:stable influx.
C:stable outfulx.
D:early transit outflux and late long-lasting influx.
答案: early transit influx and later long-lasting outfulx.
3、 The depolarization phase of AP is attributed to
A:Na+ influx
B:K+ outflux
C:Na+ outflux
D:K+ outflux
答案: Na+ influx
4、 Whether or not a stimulation could induce AP on the excitable membrane is determined by
A:strength
B:duration
C:rate of the change of the stimulation.
D:the property of the stimulation.
答案: strength;
duration;
rate of the change of the stimulation.
5、 The stimulation that could induce action potential should be
A:threshold stimulation
B:suprathreshold stimulation
C:subthreshold stimulation
D:none of all.
答案: threshold stimulation;
suprathreshold stimulation
6、 The voltage clamp could
A: fix the membrane potential at any level.
B:record the membrane current.
C: record the change of membrane potential
D:record single channel current
答案: fix the membrane potential at any level.;
record the membrane current.
7、 The plasma membrane of neuron at resting state is permeable only to K+.
A:正确
B:错误
答案: 错误
8、 The stimulation most used in physiological experiments is electrical stimulation.
A:正确
B:错误
答案: 正确
9、 The local current and local potential is the basis for the propagation of action potential on the membrane.
A:正确
B:错误
答案: 正确
10、 If AP was initiated at cell body on an afferent neuron, it will propagate to the axon ending.
A:正确
B:错误
答案: 正确
The Third Week： Muscle contraction and Blood
1、 A baby will suffer neonatal hemolytic anemia if the blood of
A:his mother is Rh- and his blood is Rh+
B:his mother is Rh+ and his blood is Rh+
C:his mother is Rh+ and his blood is Rh-
D:his mother is Rh- and his blood is Rh-
答案: his mother is Rh- and his blood is Rh+
2、 The red blood cells of a patient coagulate if it is incubated in the serum of type B blood, but the red blood cells from type B blood does not coagulate if it is incubated in the serum of this patient. The blood type of this patient is
A:AB
B:A
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