Write two chemical equations that show how the bicarbonate buffer system compensates for acidosis and alkalosis and two equations that show how the phosphate buffer system that compensates for these imbalances.

During exercise, blood flow to skeletal muscles increases. The initial response that increases blood flow is automatic and independent of the nervous and endocrine systems. Which type of homeostatic regulation is this? Why?

In a simple dominant-recessive inheritance pattern, what percentage of the offspring

would exhibit the dominant trait if one parent is heterozygous and the other is homozygous recessive? A) 25% B) 100% C) 50% D) 75%

Sperm cell maturation is stimulated by ____

a. aldosterone b. estrogen c. testosterone d. cortisol

On the ventral surface of the brain, you can observe the optic nerves and chiasma, the pituitary gland, and the mammillary bodies. These externally visible structures form the floor of the __________.

A. brain stem B .diencephalon C. occipital lobe D. frontal lobe