The hydrogen and oxygen atoms in a molecule of water are held together by ________ bonds.

A. polar covalent
B. ionic
C. savings
D. nonpolar covalent
E. peptide


Answer: A

Anatomy & Physiology

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________ results from long-term exposure to airborne irritants; is characterized by a rupture of the pulmonary alveoli, forming large spaces in the lungs. 

A. Infant respiratory distress syndrome B. Pneumothorax  C. Asthma D. Emphysema

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The brachiocephalic veins are formed by the

a: Internal jugular veins b: Right sigmoid sinus c: Left sigmoid sinus d: Subclavian veins e: Traight sinus   A.  a, b, e B.  a, c, d C.  b, c, e D.  a, d E.  b, d, e

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Causing abortion in sheep, _________________________________________ is a bacterial infection caused by Chlamydophila abortus

Fill in the blank(s) with correct word

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Which of the following is a normal response to excessive loss of body heat in a cold

environment? A) Dermal blood vessels dilate. B) Dermal blood vessels constrict. C) Smooth muscles relax. D) Sweat glands become active.

Anatomy & Physiology