ETEA PAST PAPER 2020 ETEA 2020 ( PART 13 ) 1. When the temperature of the body surrounding rises, the baby responds by Raising body hairs Vasodilation Vasoconstriction Shivering 2. The excretion of hypertonic urine in humans is associated best with the Proximal convoluted tubule Glomerular capsule Distal convoluted tubule Loop of henle 3. In humans, the temperature regulation control center is located in Kidneys Brain Lungs Liver 4. As an excretory organ, liver Produces ammonia for excretion by the kidneys All of the above Detoxifies many chemical poisons Produces urine and uric nitrogen of amino acids 5. The active uptake of sodium in the ascending limb or thick loop of henle is promoted by the action of Thyroxine Aldosterone Cortisone ADH 6. What do we call the cell surface membrane of a muscle fiber? Plasma membrane Sarcoplasm Sarcolemma Myofibrils 7. Which of the following neurotransmitters function, both as neurotransmitter and hormones, decreasing our perception of pain? Endorphins Dopamine Serotonin Epinephrine 8. Which body function is controlled through a positive feedback mechanism? Insulin production Thyroxin release Labor contractions Body temperature 9. Which of the following muscles are considered as ‘Voluntary Muscles’? Smooth muscles Skeletal muscles Glandular muscles Cardiac muscles 10. Which one of the following ‘myogenic’ types of muscle? Glandular muscles Skeletal muscles Cardiac muscles Smooth muscles Loading … Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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