If an injury caused damage to the insertion of the biceps brachii muscle (the anterior muscle of the upper arm), the injury would be nearest:
a. the shoulder
b. the middle of the upper arm
c. the elbow
d. none of the above
c. the elbow
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Sensory neurons that are part of the stretch reflex synapse directly onto the motor neurons of antagonist muscles, and inhibit them.
Answer the following statement true (T) or false (F)
Calculate filtration pressure (FP) in a nephron with a glomerular hydrostatic pressure of 55 mm Hg, a blood colloid osmotic pressure of 25 mm Hg, and a capsular hydrostatic pressure of 15 mm Hg
A) FP = 10 mm Hg B) FP = 95 mm Hg C) FP = 55 mm Hg D) FP = 45 mm Hg E) FP = 15 mm Hg
When conducting the eggshell membrane experiment, what is vinegar used for?
A. To make the shell turn a pinkish color B. To remove the shell C. To turn the albumin white D. To separate the egg shell from the rest of the egg E. To solidify the yolk
Which of the following statements regarding the vestibular system is TRUE?
A. Hair cells in the cochlea are involved in the detection of movement and position of the head. B. The utricle and saccule are mainly responsible for detecting angular rotation of the head. C. The vestibular apparatus is principally involved in our ability to detect and interpret sound. D. Deflection of the basilar membrane by fluid moving within the semicircular canals allows us to detect rotational movement of the head. E. Receptors in the utricle and saccule detect changes in the position of the head with respect to gravity.