A bacterial toxin is known to block the release of ACh at the motor end plate of skeletal muscle. Consequently,
a. the skeletal muscle contracts with increasing force.
b. the skeletal muscle contracts with increasing frequency.
c. the ability to stimulate the muscle is impaired.
d. other neurotransmitters would stimulate the muscle.
c. the ability to stimulate the muscle is impaired.
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Which type of epithelial tissue lines the fallopian tubes, uterus, and some bronchioles of the respiratory tract?
a) Simple cuboidal epithelium b) Simple columnar epithelium c) Stratified columnar epithelium d) Stratified cuboidal epithelium e) Transitional epithelium
Identify the optic nerve
a) C b) D c) E d) F e) None of these choices
When a substance is reabsorbed, it moves from the tubular fluid into the peritubular capillaries
Indicate whether the statement is true or false
The cardiac output is equal to
a. the difference between the end-diastolic volume (EDV) and the end-systolic volume (ESV) x HR. b. the product of heart rate and EDV. c. the difference between the stroke. volume at rest and the stroke volume during exercise. d. the stroke volume less the end-systolic volume. e. the product of heart rate and blood pressure.