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Nerves cells that transmit stimuli cells away from the central nervous system are defined as:

The external jugular VEIN terminates at the:

The organ where a fetus has its blood oxygenated:

Chapter 15 Vocabulary Fill in the blank with the correct word/verb tense from following list:  estiramiento, sudar, levantar pesas, teleadicto, descafeinadas, masaje, drogadictas, apurarse/darse prisa, adelgazar, ejercicios aerobicos   Cuando tienes los músculos tensos, lo mejor es que te den un____________________________.  

Select the correct subjunctive form of the verb provided in parenthesis:   El gobierno debe crear mas parques nacionales antes de que los bosques y ríos________________(estar) completamente contaminados.

What are the two most common blood types?

Progesterone is the hormone given off by the male testes.

List 5 changes that occur in the urinary system as we age.

Which of the following hormones are not used in the female reproductive cycle?

Paraphrasing involves