CMA Practice Exam

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What is a substance that aids the transmission of nerve impulses

Acetylcholine

In the lungs, gas exchange occurs in tiny one-celled air sacs called ____

Alveoli

Where is the carotid pulse located

Anterior side of the neck

What is located in the mediastinum

Aorta, esophagus, heart and trachea

What is a segment of the large intestine

Ascending colon, cecum, sigmoid colon and tranverse colon

What are mucus-producing glands located on each side of the vaginal opening

Bartholin's

Exhaled air, when compared with inhaled air, contains more _____

Carbon dioxide and less oxygen

What is flexible connective tissue that is attached to bones at the joints

Cartilage

A patient has a fracture in which the radius is bent but not displaced, and the skin is intact. This type of fracture is known as ______

Closed, greenstick

What is a structural, fibrous protein found in the dermis

Collagen

What is the body cavity that contains the pituitary gland

Cranial

The anatomic location of the spinal canal is

Dorsal

Where does bile enter the gastrointestinal tract

Duodenum

What are calcium, potassium, and sodium classified as

Electrolytes

What anatomical regions of abdomen lies just distal to the sternum

Epigastric

What closes and seals off the lower airway during swallowing

Epiglottis

Where does fertilization of an ovum by a spermatozoon occur

Fallopian tube

What is the large bone found superior to the patella and inferior to the ischium

Femur

What terms describes the motion of bending the forearm toward the body

Flexion

What condition is characterized by incompetence of the esophageal sphincter

Gastroesophageal reflux disease

The cluster of blood capillaries found in each nephron is the ______

Glomerulus

What help prevent infection

Hair in the nose, mucous membranes, saliva and tears

What term describes the body's ability to maintain its normal state

Homeostasis

What controls body temperature, sleep, and appetite

Hypothalamus

What order does urine flows through the urinary system

Kidney, ureter, bladder, urethra, urethral meatus

What is located beneath the diaphragm in the right upper quadrant of the abdominal cavity

Liver

What organ removes bilirubin from the blood, manufactures plasma proteins, and is involved with the production of prothrombin and fibrinogen

Liver

The physician directs the medical assistant to complete a request form for an x-ray study of the fibula. The procedure will be performed on what structure

Lower leg

What mature cells have a nucleus

Lymphocyte, monocyte, basophil and neutrophil

What is a disorder characterized by uncontrollable episodes of falling asleep during the day

Narcolepsy

What condition is characterized by the presence of kidney stones (renal calculi)

Nephrolithiasis

What cranial nerves is related to the sense of smell

Olfactory

If the foot is abducted, it is moved in which direction

Outward

What is an accessory organ of the gastrointestinal system that is responsible for secreting insulin

Pancreas

The process whereby the stomach muscles contract to propel food through the digestive tract is called ____

Peristalis

Patients with what disease is treated with injections of vitamin B-12

Pernicious anemia

What is the master gland of the endocrine system

Pituitary

What position does a patient lie face down

Prone

In men, what structure is located at the neck of the bladder and surrounds the urethra

Prostate

Blood flows from the right ventricle of the heart into the ____

Pulmonary arteries

Oxygenated blood is carried to the heart by the ___

Pulmonary veins

The thoracic cage is a structural unit important for ___

Respiration

A patient sustains severe blunt trauma to the left upper abdomen and requires surgery. What body organ is most likely to be involved

Spleen

What is the lymphoid organ that is a reservoir for red blood cells and filters organisms from the blood

Spleen

Saliva contains an enzyme that acts upon ____

Starches

The point at which an impulse is transmitted from one neuron to another neuron is called ____

Synapse

What are male hormones produced by

Testes

What cavities are separated by the diaphragm

Thoracic and abdominal

Where is the sinoatrial node located

Upper wall of the right atrium

In men, specimens for gonococcal cultures are most commonly obtained from _______

Urethra


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