CMA Practice Exam
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