Praxis Review: Anatomy & Physiology Part II

Respiratory System

100

Which statement best describes vegetative breathing.

A. Goal is life sustenance 

B. Automatic and consistent 

C. Expiration more important than inspiration 

D. Both A and B

D. All of the above

D. Both A and B

200

When the lungs expand, the alveolar pressure (within the lungs)_________, while the atmospheric pressure (outside of the lungs)________.

A. reduces, increases

B. increases, increases

C. reduces, reduces 

D. increases, reduces 

A. reduces, increases

300

How many times does the cycle of inhalation and exhalation occur in an adult?

A. 6-10 times per minute

B. 12-18 times per minute 

C. 20-40 times per minute 

D. None of the above

B. 12-18 times per minute 

400

Respiration relies on the muscles of inspiration and expiration. The thick, dome-shaped muscle that separates the abdomen from the thorax is called the 

A. Sternocleidomastoid 

B. Levator costarum longis 

C. Pectoralis major

D. Diaphragm 

D. Diaphragm 

500

Extends from the lungs upward to the trachea

A. Vocal Folds

B. Bronchial tubes 

C. Pharynx

D. None of the above 

B. Bronchial tubes

PhonatorySystem

100

Which organ at the top of the neck is involved in breathing, sound production, and prevention of aspiration. 

A. Thyroid gland

B. Parathyroid gland 

C. Larynx 

D. Pharynx 

E. None of the above 

C. Larynx 

200

The intrinsic muscle of the larynx is the only abductor muscle of the vocal folds.

A. Lateral Cricoarytenoid 

B. Transverse Arytenoid 

C. Oblique Arytenoid 

D. Posterior Cricoarytenoid 

D. Posterior Cricoarytenoid 

300

According to the Bernoulli effect, constriction of the glottis increases airflow speech and in-turn decreases _______. 

A. Velocity 

B. Pressure 

C.Tone

D. Flow 

E. All of the above 

B. Pressure 

400

Muscles that contribute to velopharyngeal closure through tensing or elevating the velum the 

A. Tensor veli palatini, levator veli palatini, and salpingopharyngeus 

B. stylopharyngeus, salpingopharyngeys and levator veli palatini 

C. Levator veli palatini, genioglossus and salpingopharyngeus 

D. palatoglossus, tensor veli palatini and levator veli palatini

D. palatoglossus, tensor veli palatini and levator veli palatini

500

What is the largest laryngeal cartilage in the larynx?

A. Cricoid

B. Arytenoid 

C. Thyroid 

D. All of the above

C. Thyroid