Which muscle is the largest back muscle?
a. serratus anterior
b. external oblique
c. rectus abdominis
d. latissimus dorsi
e. trapezius
ANSWER: d
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A catastrophic drop in diversity is known as a ____
Fill in the blank with the appropriate word.
Select the endocrine gland whose secretory function is under direct control of the sympathetic preganglionic
neuron.
a. pancreas b. thyroid c. adrenal medulla d. adrenal cortex e. posterior pituitary
In estimating risks for genetic counseling, one parent with an autosomal dominant and two parents
heterozygous for recessive conditions are considered to be ____________________. Fill in the blank(s) with the appropriate word(s).
Which of the following causes the rapid change of membrane polarity during an action potential?
(A) Diffusion of neurotransmitters such as acetylcholine (B) Diffusion of positively charged ions across the cell membrane (C) Release of electrons from inside the cell (D) Release of protons from inside the cell