Exam 2 - Kahoot (Geriatric) Flashcards
What anatomic CNS volume increases with age?
A. Epidural space
B. Grey matter
C. White matter
D. Ventricular size
D. Ventricular size
Select all applicable reasons for reducing the amount of LA in elderly neuraxial blocks.
A. Decreased myelination of nerve fibers
B. Reduced csf
C. Decreased epidural space
D. Reduced permeability of the dura
A. decreased myelination of nerve fibers
B. Reduced csf
C. decreased epidural space
Which of the following are cardiac effects r/t aging? (2)
A. LV thickening
B. Reduced cardiac myocytes
C. Increased SA node cells
D. Increased conduction velocity
A. LV thickening
B. reduced cardiac myocytes
Which of the following factors affect vascular compliance in the elderly? (3)
A. breakdown of collagen
B. breakdown of elastin
C. reduced NO release
D. increased NO release
A. Breakdown of collagen
B. breakdown of elastin
C. reduced NO release
Which lung vols are decreased in the elderly? (2)
A. FEV1
B. VC
C. CC
D. RV
A. FEV1
B. VC
What is the antiemetic of choice for the elderly?
Ondansetron
What inflammatory marker increases w decreasing body temp?
A. TNF
B. amyloid B
C. IL-1
D. tau
D. tau
What is preferred maintenance general anesthetic in the elderly?
Propofol
Select all factors that affect the NM jxn in the elderly.
A. reduced ACh in presynaptic vesicles
B. increased release of ACh upon neuronal impulse
C. increased concentration of ACh-R
D. increased distance btw the axon and motor end plate
A. Reduced Ach in presynaptic vesicles
D. increased distance btw the axon and motor end plate
What type of drug metabolic processes are most affected by aging? (2)
A. acetylation
B. conjugation
C. oxidation
D. hydrolysis
C. oxydation
D. hydrolysis
What preop FEV1 level would preclude a pt from extubation in the OR?
A. 60%
B. 50%
C. 40%
D. 30%
D. 30%
