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Aortic valve stenosis (i.e., narrowing of the valve opening) may initially cause a pressure increase in the:  

A thrombus (blood clot) in the second (middle) branch of the aortic arch would affect the flow of blood to the:  

Hypersecretion of which of the following hormones causes increased metabolic rate, sensitivity to heat, weight loss, and rapid heart rate?

A jet plane lands with a speed of [speed] m/s and can accelerate at a maximum rate of [accel] m/s2 as it comes to rest.   (b) Can this plane land on a small tropical island airport where the runway is 0.800 km long? Type in the box YES or NO

 Which of the following ions is necessary for thyroid hormone production?

Name four similarities and/or differences between the nervous system and the endocrine system.

Epicardium is ______  

A jet plane lands with a speed of [speed] m/s and can accelerate at a maximum rate of [accel] m/s2 as it comes to rest.   a) From the instant the plane touches the runway, what is the minimum time needed before it can come to rest?

Which of the following is true of elastic arteries?

Which of the following does NOT open into the right atrium?