When plasma glucose concentrations are higher than the renal threshold, glucose concentrations in the filtrate exceed the transport maximum (Tm), and __________.
glucose is transported across the membrane by countertransport
the individual has eaten excessive amounts of sweets
the glucose is filtered out at the glomerulus
glucose appears in the urine
glucose appears in the urine
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Which of the following is FALSE regarding erection of the penis?
A. It is a result of sympathetic stimulation of vascular smooth muscle in the erectile tissue of the penis. B. It is a spinal reflex. C. It is a result of arteriolar vasodilation and venous constriction of blood vessels in the penis. D. It can be triggered by stimulation of tactile receptors in the penis. E. It can be inhibited by input to the autonomic nerves from higher brain centers.
The connection between a tooth and jaw bone is an example of a joint
Indicate whether this statement is true or false.
What muscle forms the posterior aspect of the upper arm and what action does it perform at the elbow joint?
What will be an ideal response?
The ________ receive(s) blood from all of the cardiac veins.
A. inferior vena cava B. superior vena cava C. pulmonary veins D. coronary sinus