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Innocent Igwe
Physiology week 7-13
Question | Answer |
---|---|
The knee jerk can be classified as a segmental reflex because: | impulses that mediate it enter and leave the same segment of the cord. |
The first event to occur when an adequate stimulus is applied to a neuron is: | some of the sodium channels at the point of stimulation open. |
Cardiac output is determined by | stroke volume and heart rate |
Recognition of antigens by antibodies occurs when an | antigen’s epitopes fit into and bind to an antigen molecule’s antigen-binding site. |
Gas exchange, the lungs’ main and vital function, takes place in the | alveoli. |
About 98.5% of the oxygen carried by systemic arterial blood is attached to: | hemoglobin |
The substances absorbed into the lymph capillaries are: | glycerol and fatty acids |
Which of the following is a function of glucagon? | Tends to increase blood glucose concentrations |
The clear and potassium-rich fluid that fills the labyrinth is | endolymph. |
The substances absorbed into the lymph capillaries are: | glycerol and fatty acids |