Surgical First Assist |508 Questions| With 100% Correct Answers.

Surgical First Assist |508 Questions| With 100% Correct Answers. Lymph channels run parallel to which structures? - Correct Answer-veins Body temperature is regulated by the - Correct Answer-hypothalamus Which two electrolytes are essential for normal cardiac contractions? - Correct Answer- potassium and calcium Water constitutes what average normal percentage of total body weight? - Correct Answer-50- 70% The thyroid gland consists of right and left lobes joined by the - Correct Answer-isthmus Langer lines generally lie perpendicular to the direction of - Correct Answer-underlying muscle tension The arterial supply to the intestinal tract, with the exception of the stomach, duodenum, and distal rectum, is derived from the - Correct Answer-superior and inferior mesenteric arteries Excessive secretion of growth hormones in adults causes - Correct Answer-acromegaly The inner lining of the mucosa of the g.i. tract is composed of - Correct Answer-epithelium The large artery that arises from the left side of the aortic arch and descends into the arm is the - Correct Answer-subclavian An enzyme active in the digestion of starches is - Correct Answer-amylase The normal pH of blodd is - Correct Answer-7.3 - 7.4 Which cells secrete pepsinogen? - Correct Answer-chief Which of the following veins drains the intracranial venous sinuses to veins on the outside of the skull? - Correct Answer-emissary Which of the following arteries supplies blood to the brain? *anterior and middle cerebral arteries *vertebral and internal carotids *external and internal carotids *occipital and thyrocervical - Correct Answer-vertebral and internal carotids Which of the follwing arteries divides into the anterior and middle cerebral arteries? *internal carotid *external carotid *vertebral *basilar - Correct Answer-internal carotid Which of the following arteries is a direct branch of the internal carotid? - Correct Answer- middle cerebral The lateral ventricles within the cerebral hemisphere communicate with the third ventricle through the opening called - Correct Answer-Foramen of Monro The third ventricle of the brain empties into the fourth ventricle through the - Correct Answer- Aqueduct of Sylvius Spinal fluid is produced by the - Correct Answer-choroid plexus The fold of dura mater that seperates the cerebral hemispheres - Correct Answer-falx cerebri Which of the following seperates the frontal and temporal lobes? *fissure of sylvius *fissure of rolando *fissure of bichat *longitudinal fissure - Correct Answer-fissure of sylvius The frontal lobe is bounded posteriorly by the central sulcus, also called the - Correct Answer- fissure of rolando Which of the following areas located in the fronal gyrus of the brain controls of the function of speech? - Correct Answer-brocas The white line of Hilton is situated - Correct Answer-between the external and internal anal sphincters A chemical reaction that provides energy by the breakdown of food molecules is called - Correct Answer-catabolism Adipose tissue lies in which skin layer? - Correct Answer-subcutane