Paranasal sinuses seem to have no useful function

a. true
b. false


Answer: b. false

Anatomy & Physiology

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During breastfeeding, as the baby suckles, nerve signals are relayed from the mother's nipple to the mother's brain. The brain initiates the mother's pituitary gland to produce more prolactin (a hormone), which causes more milk to be ejected. This process of breastfeeding is an example of

A. positive feedback. B. feedforward regulation. C. negative feedback. D. acclimatization. E. adaptation.

Anatomy & Physiology

Which of the following is NOT a function of the kidneys?

A. Maintaining volume, pH, and composition of body fluids within normal ranges B. Removal of metabolic wastes C. Synthesis of plasma proteins D. Removal of excess chemicals

Anatomy & Physiology

Specific proteins in the membranes mediate movement of lipid-soluble molecules into cells

Indicate whether the statement is true or false.

Anatomy & Physiology

Labor is divided into stages. In which stage will the baby actually be delivered?

A) 1st B) 2nd C) 3rd D) 4th

Anatomy & Physiology