CRQ Anatomy 3 Flashcards
The descending aorta terminates at the level of the fourth lumbar vertebra,dividing into
A) two saphenous arteries
B) two femoral arteries
C) internal and external iliac arteries
D) two common iliac arteries
D) two common iliac arteries
The contractions of the heart are synchronized and regulated by the pacemaker of the heart, called the
A) sinoatrial node
B) atrioventricular node
C) atrioventricular bundle
D) Purkinje fibers
A) sinoatrial node
Tiny blood vessels that permeate and nourish tissue are called
A) veins
B) venules
C) areterioles
D) capillaries
D) capillaries
The wall or partition dividing the heart into right and left sides is called the
A) semilunar valve
B) mitral valve
C) chordae tendineae
D) septum
D) septum
The heart valve that closes at the time the right ventricle begins pumping, preventing blood from returning to the right atrium, is the
A) aortic semilunar
B) pulmonary semilunar
C) bicuspid
D) tricuspid
D) tricuspid
The inner lining of the heart, composed of smooth, delicate membrane, is called the
A) pericardium
B) endocardium
C) epicardium
D) myocardium
B) endocardium
The spleen is located
A) in the left hypochondriac region
B) behind the liver
C) behind the left kidney
D) behind the right kidney
A) in the left hypochondriac region
All of the following are parts of the lymphatic system EXCEPT the
A) thyroid
B) tonsils
C) spleen
D) thymus
A) thyroid
The s-shaped bend in the lower colon is called the
A) hepatic flexure
B) splenic flexure
C) rectum
D) sigmoid
D) sigmoid
The reabsorption of water and electrolytes is the main function of the
A) sigmoid colon
B) large intestine
C) small intestine
D) sigmoid
B) large intestine
The terminal portion of the large intestines is the
A) sigmoid
B) rectum
C) anus
D) anal canal
D) anal canal
Which structure lies retroperitoneally?
A) sigmoid colon
B) spleen
C) liver
D) kidney
D) kidney
The first portion of the large intestine is the
A) sigmoid
B) cecum
C) colon
D) ileum
B) cecum
The appendix is attached to the
A) ascending colon
B) transverse colon
C) cecum
D) descending colon
C) cecum
The primiary function of the gallbladder is
A) storage of bile
B) production of bile
C) degestion of fats
D) drainage of the liver
A) storage of bile
When the gallbladder contracts, bile is ejected into the
A) liver
B) duodenum
C) jejunum
D) pancreas
B) duodenum
The area in the duodenum where the common bile duct and the pancreatic duct empty is called
A) the duct of Santorini
B) the ampulla of Vater
C) Wirsung’s duct
D) the islet of Langerhans
B) the ampulla of Vater
Which structure is also known as the “fatty apron”?
A) greater omentum
B) lesser omentum
C) mesentery
D) falciform ligament
A) greater omentum
The common bile duct is the union of the
A) cystic duct and cystic artery
B) cystic duct and hepatic duct
C) cystic artery and hepatic duct
D) hepatic vein and cystic duct
B) cystic duct and hepatic duct
The yellow tinge in the skin symptomatic of obstructive juandice is caused by the accumulation of what substance in the blood and tissue?
A) cholesterol
B) bile salts
C) enzymes
D) bilirubin
D) bilirubin
The head of the pancreas is located
A) in the curve of the duodenum
B) by the spleen
C) on the undersurface of the liver
D) in the curve of the descending colon
A) in the curve of the duodenum
The sphincter at the junction of the small and large intestines is the
A) sphincter of Oddi
B) ileocecal sphincter
C) pyloric sphincter
D) duodenal sphincter
B) ileocecal sphincter
The portion of the small intestines that receives secretions from the pancreas and the liver is the
A) ileum
B) jejunum
C) duodenum
D) pylorus
C) duodenum
The region of the stomach that connects to the duodenum is the
A) fundus
B) body
C) pylorus
D) cardia
C) pylorus
The mesentery is
A) a double-layered peritoneal structure shaped like a fan
B) a word synonymous with “fatty apron”
C) the membrane covering the surface of most abdominal organs
D) a structure that supports the sigmoid colon
A) a double-layered peritoneal structure shaped like a fan
The large central portion of the stomach is called the
A) pyloris
B) body
C) fundus
D) cardia
B) body
The muscle serving as a valve to prevent regurgitation of food from the intestine back into the stomach is known as the
A) sphincter of Oddi
B) ileocecal sphincter
C) cardiac sphincter
D) pyloric sphincter
D) pyloric sphincter
The digestive passageway that begins at the pharynx and terminates in the stomach is the
A) larynx
B) trachea
C) windpipe
D) esophagus
D) esophagus
The point at which the esophagus penetrates the diaphragm is called the
A) hiatus
B) meatus
C) sphincter
D) fundus
A) hiatus
Adenoids are also called
A) palatine tonsils
B) pharyngeal tonsils
C) lingual tonsils
D) uvula
B) pharyngeal tonsils