Only free H+ contributes to the hydrogen ion concentration.

A) True
B) False


A) True

Anatomy & Physiology

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A nail consists of

A) bone. B) collagen and elastin. C) a nail bed and nail plate. D) dense connective tissue.

Anatomy & Physiology

Dr. Mitchell performs open heart surgery. The incision he makes through the sternal region of his patient divides the thoracic cavity into equal left and right parts. This incision must be made along a:

A) sagittal plane. B) transverse (horizontal) plane. C) midsagittal (median) plane. D) frontal (coronal) plane.

Anatomy & Physiology

__________ is the term for persistent penile erection not associated with sexual excitement

Fill in the blank(s) with correct word

Anatomy & Physiology

If a blastocyst implants somewhere other than in the uterus, a(n) __________ pregnancy results.

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

Anatomy & Physiology