One group of proteolytic enzymes secreted by natural killer (NK) cells is ________
A) granzymes B) interferons C) cytokines D) selectins E) perforins
A
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Which can be palpated on the anterior side of the thigh? a: Greater trochanterb: Patellac: Popliteal fossad: Tibial tuberositye: Head of the fibulaf: Lateral and medial condyles of the femur
A. b, d, e B. a, b, f C. b, d, f D. a, b, d E. a, b, e
Voluntary motor impulses leave the spinal cord via the _________ of gray matter.
A. anterior horn B. posterior horn C. anterior column D. posterior column E. lateral horn
The motor end plate
a. contains receptor sites that are capable of binding curare b. contains acetylcholinesterase c. experiences an increase in permeability to cations when combined with acetylcholine d. contains nicotinic receptors e. exhibits all of the above characteristics
What is the term for the type of transport where two substrates cross the membrane while bound to a carrier protein, with at least one following its concentration gradient?
pinocytosis cotransport osmosis facilitated diffusion