To voluntarily control urination, the ________ nervous system innervates the ________.

A) somatic : internal urethral sphincter
B) somatic : detrusor muscle
C) somatic : external urethral sphincter
D) autonomic : internal urethral sphincter
E) autonomic : external urethral sphincter


Ans: C) somatic : external urethral sphincter

Anatomy & Physiology

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The right atrioventricular valve (tricuspid) regulates the opening between the _________ and the _________.

A. right atrium; left atrium B. right atrium; right ventricle C. right atrium; left ventricle D. left atrium; left ventricle E. left ventricle; right ventricle

Anatomy & Physiology

Histology is the study of structures that can be observed without a magnifying lens

Indicate whether the statement is true or false

Anatomy & Physiology

Which of the following are involved in the pulmonary circuit?

A) superior vena cava, right atrium, left ventricle B) right ventricle, pulmonary veins, aorta C) right ventricle, pulmonary trunk, left atrium D) inferior vena cava, right atrium, aorta E) left ventricle, pulmonary veins, right atrium

Anatomy & Physiology

Bilirubin causes a skin discoloration called?

A. erythema. B. jaundice. C. pallor. D. bronzing. E. cyanosis.

Anatomy & Physiology