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Physio - Final
Physio - Final (Dec 2025)
| Question | Answer |
|---|---|
| Sensory impulses ending in what part of the CNS trigger imprecise or "crude" sensation awareness? | Thalamus. |
| Accommodation for near vision necessitates ____? (3 things) | An increase in the curvature of the lens, constriction of the pupils, and convergence of the two eyes. |
| The clear and potassium-rich fluid that fills the labyrinth is? | Endolymph. |
| What does the two-point discrimination test measure? | The sensitivity of the skin in various parts of the body. |
| Compared to the nervous system the regulatory effects of the endocrine system are? | Slow, but long- lasting. |
| Which of the following is a function of glucagon? Promotes the entry of glucose into tissue cells Tends to decrease blood glucose concentrations Tends to increase blood glucose concentrations Converts glucose into glycogen | Tends to increase blood glucose concentrations. |
| All of the following are true statements except: -There are at least 16 different prostaglandins. -Aspirin produces some of its effects by increasing PGE synthesis. -PGFs have been used to induce labor and accelerate the delivery of a baby. | Aspirin produces some of its effects by increasing PGE synthesis. |
| Name 3 non steroid hormones. | Oxytocin, calcitonin, and glucagon. |
| When you are looking at a large green field, which cones would be sending the green wavelength to the brain? | M cones |
| What is the last step in the non steroid hormone mechanism of action? | Protein kinases will activate other enzymes. |
| What sensations do the somatic senses enable us to detect? | Touch, temperature, and pain. |
| What receptors are responsible for sensing crude and persistent touch? | Ruffini corpuscles. |
| What is cardiac output determined by? | Stroke volume and heart rate. |
| A hematocrit level of 56% would be an indication of what? | Polycythemia. |
| What is physiological mechanism that dissolves clots? | Fibrinolysis. |
| What is the name of the glycoprotein hormone that is secreted to increase oxygen concentration of the tissues? | Erythropoietin. |
| In the extrinsic pathway of stage 1 of the clotting mechanism, chemicals released from damaged tissues trigger the cascade of events that ultimately result in the formation of____? | Prothrombin activator. |
| If damaged, which valve could allow blood to leak back into the right atrium? | Tricuspid. |
| Which 3 hormones work together together to regulate blood volume? | Aldosterone, ANH, and ADH |