Which muscle originated on the zygomatic arch and inserts on the mandible?

A. Buccinator
B. Masseter
C. Zygomatic major
D. Lateral pterygoid


B. Masseter

Anatomy & Physiology

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A person is unable to detect electromagnetic waves, except visible light, because of which of the following reasons?

A) The CNS might be unable to process a given stimulus. B) The stimulus might irritate or stimulate all the available receptors and make interpretation impossible. C) No receptors of a type necessary to register the stimuli exist in the body. D) The stimulus might be outside the range of sensitivity of the available receptors. E) All of the answers are correct.

Anatomy & Physiology

Infertility may result when an STD leads to

A) menarche. B) premenstrual dysphoric disorder. C) polycystic ovary syndrome. D) pelvic inflammatory disease. E) menorrhagia.

Anatomy & Physiology

Which of the following findings is MOST significant in a patient with acute respiratory distress?

A) A regular heart rate of 110 beats/min B) A family history of pulmonary embolism C) Prior ICU admission for the same problem D) Low-grade fever and flu-like symptoms

Anatomy & Physiology

The hypothalamus makes two hormones, ________ and ________, that are stored by the posterior pituitary

A) oxytocin; antidiuretic hormone (ADH) B) cortisol; aldosterone C) growth hormone; prolactin D) antidiuretic hormone (ADH); prolactin

Anatomy & Physiology