Which back muscle connects vertebrae to each other and helps maintain posture?

A. Splenius capitis
B. Longissimus
C. Semispinalis
D. Quadratus lumborum
E. Multifidus


Answer: E

Anatomy & Physiology

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The organelles that are flattened sacs that chemically process molecules are the:

a. endoplasmic reticulum b. flagella c. Golgi apparatus d. lysosome

Anatomy & Physiology

In the DNA damage response,

A) repair enzymes replace mismatched nucleotides in DNA. B) repair enzymes replace mismatched nucleotides in RNA. C) more than one codon encodes one type of amino acid. D) repair enzymes replace mismatched amino acids in protein.

Anatomy & Physiology

What is the middle layer of a blood vessel called?

A. Tunica interna B. Tunica externa C. Tunica adventitia D. Tunica media E. Tunica intima

Anatomy & Physiology

The sympathetic and parasympathetic divisions of the ANS differ in the

A. location of the preganglionic cell bodies. B. position of the ganglia where preganglionic and postganglionic neurons synapse. C. length of the preganglionic and postganglionic axons. D. All of the choices are correct.

Anatomy & Physiology