In a 28-day cycle, estrogen levels peak at __________.
a. day 1
b. day 7
c. day 14
d. day 28
Answer: c. day 14
Anatomy & Physiology
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The term refers to the entire lower area of the abdomen.
Anatomy & Physiology
Specialized bone cells that build new bone tissue are called what?
A. periosteum B. osteoblasts C. osteoclasts D. epiphysis
Anatomy & Physiology
What prevents food from entering the trachea during swallowing?
a. elevation of the uvula b. contraction of the pharyngeal muscles c. positioning of the tongue d. tight apposition of the vocal cords over the glottis e. elevation of the epiglottis over the pharyngoesophageal sphincter
Anatomy & Physiology
An atom with 5 protons, 5 neutrons, and 6 electrons would have a net charge of ________.
A. +1 B. +2 C. -2 D. -1
Anatomy & Physiology