A lesion in which structure would cause a person to have an erratic waking/sleeping cycle?
A. Medial geniculate nucleus
B. Suprachiasmatic nucleus
C. Pituitary gland
D. Satiety center
E. Mammillary nucleus
Answer: B
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Match the vessel with the appropriate description.A. Supplies blood to the pelvic areaB. Formed by the bifurcation of the abdominal aortaC. The continuation of the femoral arteryD. Extends from the common iliac artery to the thighE. Continuation of the external iliac artery into the thighFemoral artery
Fill in the blank(s) with the appropriate word(s).
Which joint is a diarthrosis?
a. symphysis b. synchondrosis c. syndesmosis d. saddle
What is the correct chronological sequence of events for hearing?a: The tympanic membrane vibrates.b: Ossicles vibrate.c: Spiral organ hair cells convert stimulus to nerve impulse.d: Pressure waves from oval window travel through the scala vestibuli.
A. a, b, c, d B. c, b, a, d C. b, c, d, a D. a, b, d, c E. e, c, , a, b
All adrenergic receptors act via ________.
A. sodium-potassium pump B. H-proteins C. ligand-gated channels D. G-proteins