Increases in weight of the conceptus are largest during the ________ two months of pregnancy.

A. middle
B. last
C. first


Answer: B

Anatomy & Physiology

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Each 100 mL of blood leaving the alveolar capillaries carries away roughly ________ of oxygen

A) 10 mL B) 20 mL C) 30 mL D) 50 mL E) 75 mL

Anatomy & Physiology

Movements of the body are usually smooth and occur at differing rates because

A. of the all-or-none principle. B. most muscle contractions closely resemble individual muscle twitches. C. they are a mixture of isotonic and isometric contractions. D. motor units contract out of phase at their own particular rates. E. muscles of different sizes contract at different rates.

Anatomy & Physiology

What is the dens?

A. A rounded prominence on the vertebra prominens B. A tooth-like process on the axis C. A projection on the transverse process of cervical vertebrae D. A concavity unique to C1 E. A bony protrusion inferior to the costal facets

Anatomy & Physiology

The ________ group of neurons contains mostly inspiratory neurons. The ________ group of neurons controls muscles used for active expiration and some inspiratory muscles.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology