The vertebral arteries join to form the:
a. basilar artery
b. communicating artery
c. subclavian artery
d. middle cerebral artery
Answer: a. basilar artery
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What is the most common inhibitory neurotransmitter in the brain?
A. ?-aminobutyric acid (GABA) B. Noradrenaline C. Epinephrine D. Acetylcholine E. Norepinephrine
Answer the following statements true (T) or false (F)
1. The pituitary gland is housed in a saddlelike depression in the temporal bone called the sella turcica. 2. The ischium articulates with both the ilium and the pubis. 3. Hematopoiesis refers to the formation of blood cells within the red marrow cavities of certain bones. 4. Compact bone is replaced more often than spongy bone. 5. Bones are classified by whether they are weight bearing or protective in function.
The parietal pleura is a visceral membrane
Indicate whether the statement is true or false
What does structure "D" represent?
A. Axis B. Atlas C. Intervertebral disk D. Thoracic region or curve E. Body of vertebra