A person picks up a heavy suitcase in order to estimate its weight and reflexively drops it. Which of the following receptors has initiated this reflex?
A) lamellae corpuscle
B) free nerve ending
C) tendon organ
D) bulbous corpuscle
C
You might also like to view...
Congenital hemolytic anemia is
A. when destruction of erythrocytes is more rapid than normal. B. when there is an inherited anemia associated with a defect in iron uptake. C. caused by a failure of the body to absorb Vitamin B12. D. characterized by a large number of immature, nucleated cells. E. characterized by significantly decreased formation of erythrocytes and hemoglobin due to defective red bone marrow.
In the fast block to polyspermy, binding of sperm opens up ________ channels, which depolarizes the egg membrane and ________
A) Na+; prevents the entrance of Ca2+ B) Na+; prevents the entrance of any more sperm C) Ca2+; prevents the entrance of more Na+ D) Na+; prevents the entrance of more Na+ E) Ca2+; prevents the entrance of any more sperm
Repair enzymes correct
A) lipofuscin build-up. B) the degeneration of collagen and elastin. C) free radical build-up. D) mutations that occur when DNA replicates.
The term ________ refers to a membrane that allows some things to pass through it, but not others.
A. specificity B. selectively permeable C. carrier-mediated D. phospholipid bilayer E. glycocalyx