First Assistant Study Guide All Answers
Correct
Lymph channels run parallel to which structures?
A. Nerves
B. Veins
C. Arteries
D. Ligaments
B. Veins
Body temperature is regulated by the:
A. Pons
B. Cerebellum
C. Midbrain
D. Hypothalamus
D. Hypothalamus
Which two elect...
First Assistant Study Guide All Answers
Correct
Lymph channels run parallel to which structures?
A. Nerves
B. Veins
C. Arteries
D. Ligaments B. Veins
Body temperature is regulated by the:
A. Pons
B. Cerebellum
C. Midbrain
D. Hypothalamus D. Hypothalamus
Which two electrolytes are essential for normal cardiac contractions?
A. Phosphate and chloride
B. Magnesium and sodium
C. Bicarbonate and sulfate
D. Potassium and calcium D. Potassium and calcium
Water constitutes what average normal percentage of total body weight?
A. 20% to 40%
B. 50% to 70%
C. 70% to 85%
D. 15% to 25% B. 50% to 70%
The thyroid gland consists of right and left lobes joined by the:
A. Larynx
B. Isthmus
C. Parathyroid gland
,D. Cricoid cartilage B. Isthmus
Langer lines generally lie perpendicular to the direction of:
A. Skin folds
B. Underlying muscle tension
C. A midline incision
D. Movement of the bone joints B. Underlying muscle tension
The arterial supply to the intestinal tract, with the exception of the stomach, duodenum, and distal
rectum, is derived from the:
A. Superior and inferior mesenteric arteries
B. Cystic artery
C. Gastroduodenal artery
D. Hepatic artery A. Superior and inferior mesenteric arteries
Excessive secretion of growth hormones in adults causes:
A. Splenomegaly
B. Acromegaly
C. Cardiomegaly
D. Hepatomegaly B. Acromegaly
The inner lining of the mucosa of the gastrointestinal tract is composed of:
A. Smooth muscle
B. Areolar connective tissue
C. Epithelium
D. Elastic connective tissue C. Epithelium
The large artery that arises from the left side of the aortic arch and descends into the arm is the:
A. Subclavian
B. Carotid
C. Brachiocephalic
,D. Radial A. Subclavian
An enzyme active in the digestive of starches is.
A. Amylase
B. Trypsin
C. Lipase
D. Lactase A. Amylase
The normal pH of blood is:
A. 3.5-4.5
B. 7.3-7.4
C. 8.5-9.0
D. 9.5-10.5 B. 7.3-7.4
Which cells secrete pepsinogen?
A. Islands of Langerhans
B. Beta
C. Chief
D. Parietal C. Chief
Which of the following veins drains the intracranial venous sinuses to veins on the outside of the
skull?
A. Emissary
B. Middle cerebral
C. Cerebellar Veins
D. Radial Veins A. Emissary
Which of the following arteries supplies blood to the brain?
A. Anterior and middle cerebral arteries
B. Vertebral and internal carotids
C. External and internal carotids
, D. Occipital B. Vertebral and internal carotids
Which of the following arteries divides into the anterior and middle cerebral arteries?
A. Internal carotid
B. External carotid
C. Vertebral
D. Basilar A. Internal carotid
Which of the following arteries is a direct branch of the internal carotid?
A. Vertebral
B. Aorta
C. Middle cerebral
D. Facial C. Middle cerebral
The lateral ventricles within the cerebral hemisphere communicate with the third ventricle through
the opening called:
A. Foramen of Monro
B. Foramen Ovale
C. Foramen of Vesalius
D. Foramen Magnum A. Foramen of Monro
The third ventricle of the brain empties into the fourth ventricle through the:
A. Aqueduct of Sylvius
B. Choroid plexuses
C. Foramen venosum
D. Foramen spinosum A. Aqueduct of Sylvius
Spinal fluid is produced by the:
A. Choroid plexus
B. Lateral ventricle
C. Dura mater
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